Projektdateien hinzufügen.

2024-01-04 15:15:26 +01:00
parent 4c6f8dc5bd
commit faa33db290
94 changed files with 15104 additions and 0 deletions
--- a/PLC/DUTs/E_BATTERY_STATUS.TcDUT
+++ b/PLC/DUTs/E_BATTERY_STATUS.TcDUT
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <DUT Name="E_BATTERY_STATUS" Id="{99b02815-2b47-4159-a889-c86170baa34d}">
+    <Declaration><![CDATA[{attribute 'qualified_only'}
+{attribute 'strict'}
+TYPE E_BATTERY_STATUS :
+(
+	ERROR := 1,
+	OFF := 2,
+	READY := 3,
+	ACTIVE := 4,
+	MAINTENANCE := 5,
+	TESTING := 6
+);
+END_TYPE
+]]></Declaration>
+  </DUT>
+</TcPlcObject>
--- a/PLC/DUTs/E_CHARGE_STATUS.TcDUT
+++ b/PLC/DUTs/E_CHARGE_STATUS.TcDUT
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <DUT Name="E_CHARGE_STATUS" Id="{7a281462-bf73-4949-96d8-aca55bee6c60}">
+    <Declaration><![CDATA[{attribute 'qualified_only'}
+{attribute 'strict'}
+TYPE E_CHARGE_STATUS :
+(
+	UNDEFINED := 1,
+	EMPTY := 2,
+	CHARGING := 3,
+	DISCHARGING := 4,
+	FULL := 5
+);
+END_TYPE
+]]></Declaration>
+  </DUT>
+</TcPlcObject>
--- a/PLC/DUTs/E_REACTIVE_POWER_TYPE.TcDUT
+++ b/PLC/DUTs/E_REACTIVE_POWER_TYPE.TcDUT
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <DUT Name="E_REACTIVE_POWER_TYPE" Id="{e2c788a7-c536-4b02-910e-6cbe600afdab}">
+    <Declaration><![CDATA[{attribute 'qualified_only'}
+{attribute 'strict'}
+TYPE E_REACTIVE_POWER_TYPE :
+(
+	INDUCTIVE := 1,
+	CAPACITIVE := 2,
+	NONE := 3
+);
+END_TYPE
+]]></Declaration>
+  </DUT>
+</TcPlcObject>
--- a/PLC/DUTs/ST_EMS_MODBUS_INTERFACE.TcDUT
+++ b/PLC/DUTs/ST_EMS_MODBUS_INTERFACE.TcDUT
@@ -0,0 +1,136 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <DUT Name="ST_EMS_MODBUS_INTERFACE" Id="{c26c9ee9-feee-46cf-86e6-45d1a1e6819c}">
+    <Declaration><![CDATA[TYPE ST_EMS_MODBUS_INTERFACE :
+STRUCT
+	// Size = 16 * 2 byte = 32 byte
+	// Addr: 10.000
+	sManufacturer : STRING(32); // 1 char = 1 byte
+
+	// Addr: 10.016
+	sModelname : STRING(32);
+	
+	// Addr: 10.032
+	sSerialnumber : STRING(32);
+	
+	// Addr: 10.048
+	sBMSVersion : STRING(64);
+	
+	// Addr: 10.080
+	uiTotalParallelMembers : UINT; //uint 16bit = 1 Word
+	
+	// Addr: 10.081
+	uiActiveParallelMembers : UINT;
+	
+	// Addr: 11.000
+	eBatteryStatus : E_BATTERY_STATUS;
+	
+	// Addr: 11.001
+	eChargeStatus : E_CHARGE_STATUS;
+	
+	// Addr: 11.002
+	// Unit: Ah
+	udiChargeCapacity : UDINT; // 32bit
+	
+	// Addr: 11.004
+	// Unit: Wh
+	udiEnergyCapacity : UDINT; 
+	
+	// Addr: 11.006
+	// Unit: W
+	udiMaxChargingActivePower : UDINT;
+	
+	// Addr: 11.008
+	// Unit: W
+	udiMaxDischargingActivePower : UDINT;
+	
+	// Addr: 11.010
+	// Unit: var
+	udiMaxAvailableInductiveReactivePower : UDINT;
+	
+	// Addr: 11.012
+	// Unit: var
+	udiMaxAvailableCapacitiveReactivePower : UDINT;
+	
+	// Addr: 11.014
+	// Unit: %
+	uiSelfDischargeRate : UINT; // 16 bit
+	
+	// Addr: 11.015
+	// Unit: %
+	uiMaxAllowedSOC : UINT;
+	
+	// Addr: 11.016
+	// Unit: %
+	uiMinAllowedSOC : UINT;
+	
+	// Addr: 11.017
+	// Unit: %
+	uiCurrentSOC : UINT;
+	
+	// Addr: 11.018
+	// Unit: %
+	uiCurrentDOD : UINT;
+	
+	// Addr: 11.019
+	// Unit: Wh
+	udiChargedEnergy : UDINT;
+	
+	// Addr: 11.021
+	// Unit: Wh
+	udiAvailableEnergy : UDINT;
+	
+	// Addr: 11.023
+	// Unit: %
+	uiCurrentSOH : UINT;
+	
+	// Addr: 11.024
+	// Unit: A
+	diTotalACCurrentPhase1 : DINT;
+	
+	// Addr: 11.025
+	// Unit: A
+	diTotalACCurrentPhase2 : DINT;
+	
+	// Addr: 11.026
+	// Unit: A
+	diTotalACCurrentPhase3 : DINT;
+	
+	// Addr: 11.027
+	// Unit: W
+	diSetpointActivePowerMirror : DINT;
+	
+	// Addr: 11.028
+	rSetpointCosPhiMirror : REAL; // 32 bit
+	
+	// Addr: 11.030
+	// Unit: W
+	diCurrentActivePower : DINT;
+	
+	// Addr: 11.031
+	// Unit: var
+	diCurrentReactivePower : DINT;
+	
+	// Addr: 11.032
+	udiLifeMessage : UDINT;
+	
+	// Addr: 11.033
+	lwWarningBitmap : LWORD; 
+	
+	// Addr: 11.035
+	lwErrorBitmap : LWORD;
+	
+	// Addr: 12.000
+	// Unit: W
+	diSetpointActivePower : DINT;
+	
+	// Addr: 12.001
+	rSetpointCosPhi : REAL;
+	
+	// Addr: 12.003
+	eReactivePowerType : E_REACTIVE_POWER_TYPE;
+END_STRUCT
+END_TYPE
+]]></Declaration>
+  </DUT>
+</TcPlcObject>
--- a/PLC/DUTs/ST_MODULE_HMI_INTERFACE.TcDUT
+++ b/PLC/DUTs/ST_MODULE_HMI_INTERFACE.TcDUT
@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <DUT Name="ST_MODULE_HMI_INTERFACE" Id="{11e89a54-55b7-4731-b5d2-c1f68fd12879}">
+    <Declaration><![CDATA[TYPE ST_MODULE_HMI_INTERFACE :
+STRUCT
+	stHMIInterfaceUnit1 : ST_UNIT_HMI_INTERFACE;
+	stHMIInterfaceUnit2 : ST_UNIT_HMI_INTERFACE;
+	stHMIInterfaceUnit3 : ST_UNIT_HMI_INTERFACE;
+	stHMIInterfaceUnit4 : ST_UNIT_HMI_INTERFACE;
+END_STRUCT
+END_TYPE
+]]></Declaration>
+  </DUT>
+</TcPlcObject>
--- a/PLC/DUTs/ST_STRING_HMI_INTERFACE.TcDUT
+++ b/PLC/DUTs/ST_STRING_HMI_INTERFACE.TcDUT
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <DUT Name="ST_STRING_HMI_INTERFACE" Id="{b74e184a-a1d0-4499-8ac0-7e2226af9a4f}">
+    <Declaration><![CDATA[TYPE ST_STRING_HMI_INTERFACE :
+STRUCT
+	stHMIInterfaceModule1 : ST_MODULE_HMI_INTERFACE;
+	stHMIInterfaceModule2 : ST_MODULE_HMI_INTERFACE;
+	stHMIInterfaceModule3 : ST_MODULE_HMI_INTERFACE;
+END_STRUCT
+END_TYPE
+]]></Declaration>
+  </DUT>
+</TcPlcObject>
--- a/PLC/DUTs/ST_UNIT_CONFIG.TcDUT
+++ b/PLC/DUTs/ST_UNIT_CONFIG.TcDUT
@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <DUT Name="ST_UNIT_CONFIG" Id="{75a00288-1f08-4f47-846c-fa7c44b2279c}">
+    <Declaration><![CDATA[TYPE ST_UNIT_CONFIG :
+STRUCT
+	// Pump posolyt
+	// ===================================
+	stConfigPosolytPump : ST_MOTOR_ANALOG_CONFIG;
+	
+	
+	// Pump negolyt
+	// ===================================
+	stConfigNegolytPump : ST_MOTOR_ANALOG_CONFIG;
+	
+	
+	// Valves posolyt
+	// ===================================
+	stConfigPosolytValve : ST_ValveConfig;
+	
+	
+	// Valves negolyt
+	// ===================================
+	stConfigNegolytValve : ST_ValveConfig;
+	
+	
+	// Pressure sensor posolyt segment inlet
+	//====================================
+	stConfigPosolytPressureSegmentInlet : ST_ANALOG_IO_CONFIG;
+	stEWLPosolytPressureSegmentInlet : ST_ANALOG_EW_LEVELS;
+	stEWDPosolytPressureSegmentInlet : ST_ANALOG_EW_DELAYS;
+	
+	
+	// Pressure sensor negolyt segment inlet
+	//====================================
+	stConfigNegolytPressureSegmentInlet : ST_ANALOG_IO_CONFIG;
+	stEWLNegolytPressureSegmentInlet : ST_ANALOG_EW_LEVELS;
+	stEWDNegolytPressureSegmentInlet : ST_ANALOG_EW_DELAYS;
+	
+	
+	// Pressure sensor posolyt tank inlet
+	//====================================
+	stConfigPosolytPressureTankInlet : ST_ANALOG_IO_CONFIG;
+	stEWLPosolytPressureTankInlet : ST_ANALOG_EW_LEVELS;
+	stEWDPosolytPressureTankInlet : ST_ANALOG_EW_DELAYS;
+	
+	
+	// Pressure sensor posolyt tank inlet
+	//====================================
+	stConfigNegolytPressureTankInlet : ST_ANALOG_IO_CONFIG;
+	stEWLNegolytPressureTankInlet : ST_ANALOG_EW_LEVELS;
+	stEWDNegolytPressureTankInlet : ST_ANALOG_EW_DELAYS;
+	
+	
+	// Temperature sensor posolyt tank inlet
+	//====================================
+	stConfigPosolytTempTankInlet : ST_ANALOG_IO_CONFIG;
+	stEWLPosolytTempTankInlet : ST_ANALOG_EW_LEVELS;
+	stEWDPosolytTempTankInlet : ST_ANALOG_EW_DELAYS;
+	
+	
+	// Temperature sensor negolyt tank inlet
+	//====================================
+	stConfigNegolytTempTankInlet : ST_ANALOG_IO_CONFIG;
+	stEWLNegolytTempTankInlet : ST_ANALOG_EW_LEVELS;
+	stEWDNegolytTempTankInlet : ST_ANALOG_EW_DELAYS;
+	
+	
+	// Voltage segment
+	//====================================
+	stConfigVoltageSegment : ST_ANALOG_IO_CONFIG;
+	stEWLVoltageSegment : ST_ANALOG_EW_LEVELS;
+	stEWDVoltageSegment : ST_ANALOG_EW_DELAYS;
+	
+END_STRUCT
+END_TYPE
+]]></Declaration>
+  </DUT>
+</TcPlcObject>
--- a/PLC/DUTs/ST_UNIT_HMI_INTERFACE.TcDUT
+++ b/PLC/DUTs/ST_UNIT_HMI_INTERFACE.TcDUT
@@ -0,0 +1,59 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <DUT Name="ST_UNIT_HMI_INTERFACE" Id="{a46d51f7-c17c-44e4-be59-edb877b3b5dc}">
+    <Declaration><![CDATA[TYPE ST_UNIT_HMI_INTERFACE :
+STRUCT
+	// Pump posolyt
+	// ===================================
+	stPosolytPump : ST_HMI_ANALOG_MOTOR_DATA;
+	
+	
+	// Pump negolyt
+	// ===================================
+	stNegolytPump : ST_HMI_ANALOG_MOTOR_DATA;
+	
+	
+	// Valve posolyt
+	// ===================================
+	stPosolytValve : ST_HMI_VALVE_DATA;
+	
+	
+	// Valve negolyt
+	// ===================================
+	stNegolytValve : ST_HMI_VALVE_DATA;
+
+	
+	// Drucksensoren Posolyt
+	//====================================
+	stPosolytPressureSegmentInlet : ST_HMI_ANALOG_VALUE;
+
+	
+	// Drucksensoren Negolyt
+	//====================================
+	stNegolytPressureSegmentInlet : ST_HMI_ANALOG_VALUE;
+	
+	
+	// Temperature sensor posolyt tank inlet
+	//====================================
+	stPosolytTempTankInlet : ST_HMI_ANALOG_VALUE;
+	
+	
+	// Temperature sensor negolyt tank inlet
+	//====================================
+	stNegolytTempTankInlet : ST_HMI_ANALOG_VALUE;
+	
+	
+	// Voltage sensors
+	// ===================================
+	stVoltageSegment : ST_HMI_ANALOG_VALUE;
+	
+	
+	// Aknowledge all alarms button
+	// ===================================
+	stButtonAckAlarms : ST_HMI_CONTROL_BUTTON;
+	
+END_STRUCT
+END_TYPE
+]]></Declaration>
+  </DUT>
+</TcPlcObject>
--- a/PLC/GVLs/GVL_CONFIG.TcGVL
+++ b/PLC/GVLs/GVL_CONFIG.TcGVL
@@ -0,0 +1,158 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <GVL Name="GVL_CONFIG" Id="{0773bf51-0237-454d-a970-cfd896054edb}">
+    <Declaration><![CDATA[{attribute 'qualified_only'}
+VAR_GLOBAL
+	// ===========================
+	// Unit hardware config
+	// ===========================
+	stUnitConfig : ST_UNIT_CONFIG := 
+	(
+		// Pump poslyt segment inlet
+		stConfigPosolytPump := 
+		(
+			rTargetMin := 0.0,
+			rTargetMax := 100.0,
+			timRampUpTime := T#5S,
+			timRampDownTime := T#5S,
+			stAnalogInputConfig := (iAIMax := 32767, iAIMin := 0, rPVMax := 100, rPVMin := 0, sUnit := '%'),
+			stAnalogOutputConfig := (iAIMax := 32767, iAIMin := 0, rPVMax := 100, rPVMin := 0),
+			xHasAnalogFeedback := TRUE,
+			xHasMCBFeedback := TRUE,
+			xHasRepairSwitchFeedback := FALSE
+		),
+		
+		// Pump negolyt segment inlet
+		stConfigNegolytPump := 
+		(
+			rTargetMin := 0.0,
+			rTargetMax := 100.0,
+			timRampUpTime := T#5S,
+			timRampDownTime := T#5S,
+			stAnalogInputConfig := (iAIMax := 32767, iAIMin := 0, rPVMax := 100, rPVMin := 0, sUnit := '%'),
+			stAnalogOutputConfig := (iAIMax := 32767, iAIMin := 0, rPVMax := 100, rPVMin := 0),
+			xHasAnalogFeedback := TRUE,
+			xHasMCBFeedback := TRUE,
+			xHasRepairSwitchFeedback := FALSE
+		),
+		
+		// Valve posolyt tank outlet
+		stConfigPosolytValve := (timTimeoutOpen := T#10S, timTimeoutClose := T#10S, xHasOpenFeedback := TRUE, xHasClosedFeedback := TRUE),
+		
+		// Valve negolyt tank outlet
+		stConfigNegolytValve := (timTimeoutOpen := T#10S, timTimeoutClose := T#10S, xHasOpenFeedback := TRUE, xHasClosedFeedback := TRUE),
+		
+		// Pressure posolyt segment inlet
+		stConfigPosolytPressureSegmentInlet := (iAIMax := 32767, iAIMin := 0, rPVMax := 1500, rPVMin := -1000, sUnit := 'mbar'),
+		stEWLPosolytPressureSegmentInlet := (rErrorMin := -500, rWarningMin := -400, rWarningMax := 600, rErrorMax := 700),
+		stEWDPosolytPressureSegmentInlet := 
+		(
+			timHardwareSignalLevelOn := T#0S,
+			timHardwareSignalLevelOff := T#5S,
+			timErrorLowOn := T#1S,
+			timErrorLowOff := T#5S,
+			timWarningLowOn := T#1S,
+			timWarningLowOff := T#5S,
+			timWarningHighOn := T#1S,
+			timWarningHighOff := T#5S,
+			timErrorHighOn := T#1S,
+			timErrorHighOff := T#5S
+		),
+		
+		// Pressure negolyt segment inlet
+		stConfigNegolytPressureSegmentInlet := (iAIMax := 32767, iAIMin := 0, rPVMax := 1500, rPVMin := -1000, sUnit := 'mbar'),
+		stEWLNegolytPressureSegmentInlet := (rErrorMin := -500, rWarningMin := -400, rWarningMax := 600, rErrorMax := 700),
+		stEWDNegolytPressureSegmentInlet := 
+		(
+			timHardwareSignalLevelOn := T#0S,
+			timHardwareSignalLevelOff := T#5S,
+			timErrorLowOn := T#1S,
+			timErrorLowOff := T#5S,
+			timWarningLowOn := T#1S,
+			timWarningLowOff := T#5S,
+			timWarningHighOn := T#1S,
+			timWarningHighOff := T#5S,
+			timErrorHighOn := T#1S,
+			timErrorHighOff := T#5S
+		),
+		
+		// Temperature sensor posolyt tank inlet
+		stConfigPosolytTempTankInlet := (iAIMax := 32767, iAIMin := -32768, rPVMax := 3276.7, rPVMin := -3276.8, sUnit := '°C'),
+		stEWLPosolytTempTankInlet := (rErrorMin := -10, rWarningMin := -5, rWarningMax := 45, rErrorMax := 60),
+		stEWDPosolytTempTankInlet := 
+		(
+			timHardwareSignalLevelOn := T#0S,
+			timHardwareSignalLevelOff := T#5S,
+			timErrorLowOn := T#5S,
+			timErrorLowOff := T#5S,
+			timWarningLowOn := T#5S,
+			timWarningLowOff := T#5S,
+			timWarningHighOn := T#5S,
+			timWarningHighOff := T#5S,
+			timErrorHighOn := T#5S,
+			timErrorHighOff := T#5S
+		),
+		
+		// Temperature sensor negolyt tank inlet
+		stConfigNegolytTempTankInlet := (iAIMax := 32767, iAIMin := -32768, rPVMax := 3276.7, rPVMin := -3276.8, sUnit := '°C'),
+		stEWLNegolytTempTankInlet := (rErrorMin := -10, rWarningMin := -5, rWarningMax := 45, rErrorMax := 60),
+		stEWDNegolytTempTankInlet := 
+		(
+			timHardwareSignalLevelOn := T#0S,
+			timHardwareSignalLevelOff := T#5S,
+			timErrorLowOn := T#5S,
+			timErrorLowOff := T#5S,
+			timWarningLowOn := T#5S,
+			timWarningLowOff := T#5S,
+			timWarningHighOn := T#5S,
+			timWarningHighOff := T#5S,
+			timErrorHighOn := T#5S,
+			timErrorHighOff := T#5S
+		),
+		
+		// Voltage sensor segment
+		// EL3214-0090 CoE Verzeichnis
+		// Index 0x80n0:02 "Presentation" = Signed(0) -> Resolution 1/10°C
+		// Index 0x80n0:19 "RTD Element" = PT100(0)
+		stConfigVoltageSegment := (iAIMax := 32767, iAIMin := 0, rPVMax := 150, rPVMin := 0, sUnit := 'V'),
+		stEWLVoltageSegment := (rErrorMin := 50, rWarningMin := 55, rWarningMax := 75, rErrorMax := 80),
+		stEWDVoltageSegment := 
+		(
+			timHardwareSignalLevelOn := T#0S,
+			timHardwareSignalLevelOff := T#5S,
+			timErrorLowOn := T#2S,
+			timErrorLowOff := T#5S,
+			timWarningLowOn := T#2S,
+			timWarningLowOff := T#5S,
+			timWarningHighOn := T#2S,
+			timWarningHighOff := T#5S,
+			timErrorHighOn := T#2S,
+			timErrorHighOff := T#5S
+		)
+	);
+	
+	// ===========================
+	// General settings
+	// ===========================
+	
+	// Pump on power
+	rPumpPosolytOnPower : REAL := 70.0;
+	rPumpNegolytOnPower : REAL := 70.0;
+	
+	// Unit voltage pumps shutoff threshold
+	rPumpshutoffThreshold : REAL := 25.0;
+	
+	// Minimum unit voltage for startup
+	rMinimumUnitVoltage : REAL := 49.0;
+	
+	// Maximum absolute voltage difference
+	// between units in the same module
+	rMaxAbsDiffVoltageUnitsOnModule : REAL := 5.0;
+
+	// Maximum absolute voltage difference
+	// between Modules
+	rMaxAbsDiffVoltageModulesInString : REAL := 10.0; 
+	
+END_VAR]]></Declaration>
+  </GVL>
+</TcPlcObject>
--- a/PLC/GVLs/GVL_MODBUS.TcGVL
+++ b/PLC/GVLs/GVL_MODBUS.TcGVL
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <GVL Name="GVL_MODBUS" Id="{913a9222-1338-4c08-b758-91c1bd26dcd9}">
+    <Declaration><![CDATA[{attribute 'qualified_only'}
+VAR_GLOBAL
+	// Modbus interface to customer EMS
+	stModbusEMSComm : ST_EMS_MODBUS_INTERFACE := (
+		sManufacturer := 'cmblu energy ag',
+		sModelname := 'all liquid',
+		sSerialnumber := '202312151643',
+		sBMSVersion := '0.8.0',
+		uiTotalParallelMembers := 2);
+	
+	// Modbus default config
+	mb_Input_Coils : ARRAY [0..255] OF BOOL;
+	mb_Output_Coils : ARRAY [0..255] OF BOOL;
+	mb_Input_Registers : ARRAY [0..255] OF WORD;
+	mb_Output_Registers : ARRAY [0..255] OF WORD;
+END_VAR]]></Declaration>
+  </GVL>
+</TcPlcObject>
--- a/PLC/GVLs/GVL_SCADA.TcGVL
+++ b/PLC/GVLs/GVL_SCADA.TcGVL
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <GVL Name="GVL_SCADA" Id="{8186ff04-764f-4b24-8a6b-d0a44d528e6f}">
+    <Declaration><![CDATA[{attribute 'qualified_only'}
+VAR_GLOBAL
+	stHMIInterfaces : ARRAY [0..3] OF ST_UNIT_HMI_INTERFACE;
+END_VAR]]></Declaration>
+  </GVL>
+</TcPlcObject>
--- a/PLC/PLC.plcproj
+++ b/PLC/PLC.plcproj
@@ -0,0 +1,150 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <FileVersion>1.0.0.0</FileVersion>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>{9ae64910-5eb2-4866-93fd-efe059c38c36}</ProjectGuid>
+    <SubObjectsSortedByName>True</SubObjectsSortedByName>
+    <DownloadApplicationInfo>true</DownloadApplicationInfo>
+    <WriteProductVersion>true</WriteProductVersion>
+    <GenerateTpy>false</GenerateTpy>
+    <Name>PLC</Name>
+    <ProgramVersion>3.1.4024.0</ProgramVersion>
+    <Application>{afd0b275-de2f-4006-ab0f-6826ccfce7be}</Application>
+    <TypeSystem>{18a2eab9-0077-4cea-9d3b-9a168bdf0814}</TypeSystem>
+    <Implicit_Task_Info>{6e35f35d-280b-4da2-9c5b-fc35ab6da425}</Implicit_Task_Info>
+    <Implicit_KindOfTask>{580e4ecb-3f35-4f4d-bc2a-d29ea11be950}</Implicit_KindOfTask>
+    <Implicit_Jitter_Distribution>{8bf9a0d5-d7ca-4ab3-b8e1-6723c8a1acbc}</Implicit_Jitter_Distribution>
+    <LibraryReferences>{106b5199-0018-4919-a06c-2ea0dd3e1070}</LibraryReferences>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="DUTs\E_BATTERY_STATUS.TcDUT">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="DUTs\E_CHARGE_STATUS.TcDUT">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="DUTs\E_REACTIVE_POWER_TYPE.TcDUT">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="DUTs\ST_EMS_MODBUS_INTERFACE.TcDUT">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="DUTs\ST_MODULE_HMI_INTERFACE.TcDUT">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="DUTs\ST_STRING_HMI_INTERFACE.TcDUT">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="DUTs\ST_UNIT_HMI_INTERFACE.TcDUT">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="DUTs\ST_UNIT_CONFIG.TcDUT">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="GVLs\GVL_CONFIG.TcGVL">
+      <SubType>Code</SubType>
+      <LinkAlways>true</LinkAlways>
+    </Compile>
+    <Compile Include="GVLs\GVL_MODBUS.TcGVL">
+      <SubType>Code</SubType>
+      <LinkAlways>true</LinkAlways>
+    </Compile>
+    <Compile Include="GVLs\GVL_SCADA.TcGVL">
+      <SubType>Code</SubType>
+      <LinkAlways>true</LinkAlways>
+    </Compile>
+    <Compile Include="PlcTask.TcTTO">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="POUs\FB_Module.TcPOU">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="POUs\FB_String.TcPOU">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="POUs\FB_Unit.TcPOU">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="POUs\MAIN.TcPOU">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="POUs\Sunspec\FB_PowerSupplySunspec.TcPOU">
+      <SubType>Code</SubType>
+    </Compile>
+    <Compile Include="POUs\Sunspec\U_SUNSPEC_ERROR.TcDUT">
+      <SubType>Code</SubType>
+    </Compile>
+  </ItemGroup>
+  <ItemGroup>
+    <Folder Include="DUTs" />
+    <Folder Include="GVLs" />
+    <Folder Include="POUs\Sunspec" />
+    <Folder Include="VISUs" />
+    <Folder Include="POUs" />
+  </ItemGroup>
+  <ItemGroup>
+    <PlaceholderReference Include="BaseLib">
+      <DefaultResolution>BaseLib, * (cmblu)</DefaultResolution>
+      <Namespace>BaseLib</Namespace>
+    </PlaceholderReference>
+    <PlaceholderReference Include="Tc2_ModbusSrv">
+      <DefaultResolution>Tc2_ModbusSrv, * (Beckhoff Automation GmbH)</DefaultResolution>
+      <Namespace>Tc2_ModbusSrv</Namespace>
+    </PlaceholderReference>
+    <PlaceholderReference Include="Tc2_Standard">
+      <DefaultResolution>Tc2_Standard, * (Beckhoff Automation GmbH)</DefaultResolution>
+      <Namespace>Tc2_Standard</Namespace>
+    </PlaceholderReference>
+    <PlaceholderReference Include="Tc2_System">
+      <DefaultResolution>Tc2_System, * (Beckhoff Automation GmbH)</DefaultResolution>
+      <Namespace>Tc2_System</Namespace>
+    </PlaceholderReference>
+    <PlaceholderReference Include="Tc3_EventLogger">
+      <DefaultResolution>Tc3_EventLogger, * (Beckhoff Automation GmbH)</DefaultResolution>
+    </PlaceholderReference>
+    <PlaceholderReference Include="Tc3_Module">
+      <DefaultResolution>Tc3_Module, * (Beckhoff Automation GmbH)</DefaultResolution>
+      <Namespace>Tc3_Module</Namespace>
+    </PlaceholderReference>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="PLC.tmc">
+      <SubType>Content</SubType>
+    </None>
+  </ItemGroup>
+  <ProjectExtensions>
+    <PlcProjectOptions>
+      <XmlArchive>
+        <Data>
+          <o xml:space="preserve" t="OptionKey">
+      <v n="Name">"&lt;ProjectRoot&gt;"</v>
+      <d n="SubKeys" t="Hashtable" ckt="String" cvt="OptionKey">
+        <v>{40450F57-0AA3-4216-96F3-5444ECB29763}</v>
+        <o>
+          <v n="Name">"{40450F57-0AA3-4216-96F3-5444ECB29763}"</v>
+          <d n="SubKeys" t="Hashtable" />
+          <d n="Values" t="Hashtable" ckt="String" cvt="String">
+            <v>ActiveVisuProfile</v>
+            <v>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</v>
+          </d>
+        </o>
+        <v>{192FAD59-8248-4824-A8DE-9177C94C195A}</v>
+        <o>
+          <v n="Name">"{192FAD59-8248-4824-A8DE-9177C94C195A}"</v>
+          <d n="SubKeys" t="Hashtable" />
+          <d n="Values" t="Hashtable" />
+        </o>
+      </d>
+      <d n="Values" t="Hashtable" />
+    </o>
+        </Data>
+        <TypeList>
+          <Type n="Hashtable">System.Collections.Hashtable</Type>
+          <Type n="OptionKey">{54dd0eac-a6d8-46f2-8c27-2f43c7e49861}</Type>
+          <Type n="String">System.String</Type>
+        </TypeList>
+      </XmlArchive>
+    </PlcProjectOptions>
+  </ProjectExtensions>
+</Project>
--- a/PLC/PLC.tmc
+++ b/PLC/PLC.tmc
--- a/PLC/POUs/FB_Module.TcPOU
+++ b/PLC/POUs/FB_Module.TcPOU
@@ -0,0 +1,155 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <POU Name="FB_Module" Id="{87be924f-018d-4c09-997b-f0c0054414cc}" SpecialFunc="None">
+    <Declaration><![CDATA[FUNCTION_BLOCK FB_Module
+VAR_INPUT
+	// Emergency stop ok
+	xEmergencyStopOk : BOOL;
+	
+	// HMI Interface
+	stHMIInterface : REFERENCE TO ST_MODULE_HMI_INTERFACE;
+	
+	// Release alarms
+	xReleaseErrors : BOOL;
+	
+	// Release analog io limit errors
+	xReleaseLimitErrors : BOOL;
+	
+	// Input to confirm all errors
+	xConfirmAlarms : BOOL;
+END_VAR
+VAR_OUTPUT
+	// One unit has an error
+	xError : BOOL;
+	
+	// One unit has a warning
+	xWarning : BOOL;
+END_VAR
+VAR
+	_fbUnit1 : FB_Unit(CONCAT(_sName, ' Unit 1'));
+	_fbUnit2 : FB_Unit(CONCAT(_sName, ' Unit 2'));
+	_fbUnit3 : FB_Unit(CONCAT(_sName, ' Unit 3'));
+	_fbUnit4 : FB_Unit(CONCAT(_sName, ' Unit 4'));
+	
+	// Module name
+	_sName : STRING;
+END_VAR
+]]></Declaration>
+    <Implementation>
+      <ST><![CDATA[// Reset error and warning flag
+xError := FALSE;
+xWarning := FALSE;
+
+// ===============================
+// Unit 1
+// ===============================
+_fbUnit1(
+	stUnitConfig:= GVL_CONFIG.stUnitConfig, 
+	stHMIInterface:= stHMIInterface.stHMIInterfaceUnit1, 
+	xEmergencyStopOk:= xEmergencyStopOk,  
+	rSetpointPosolytPumpInlet:= GVL_CONFIG.rPumpPosolytOnPower, 
+	rSetpointNegolytPumpInlet:= GVL_CONFIG.rPumpNegolytOnPower, 
+	xReleaseErrors:= xReleaseErrors, 
+	xReleaseLimitErrors:= xReleaseLimitErrors, 
+	xConfirmAlarms:= xConfirmAlarms,  
+	_xWarningConfirmPending=> );
+
+IF _fbUnit1.xWarning THEN
+	xWarning := TRUE;
+END_IF
+
+IF _fbUnit1.xError THEN
+	xError := TRUE;
+END_IF
+
+
+// ===============================
+// Unit 2
+// ===============================
+_fbUnit2(
+	stUnitConfig:= GVL_CONFIG.stUnitConfig, 
+	stHMIInterface:= stHMIInterface.stHMIInterfaceUnit2, 
+	xEmergencyStopOk:= xEmergencyStopOk,  
+	rSetpointPosolytPumpInlet:= GVL_CONFIG.rPumpPosolytOnPower, 
+	rSetpointNegolytPumpInlet:= GVL_CONFIG.rPumpNegolytOnPower, 
+	xReleaseErrors:= xReleaseErrors, 
+	xReleaseLimitErrors:= xReleaseLimitErrors, 
+	xConfirmAlarms:= xConfirmAlarms,  
+	_xWarningConfirmPending=> );
+
+IF _fbUnit2.xWarning THEN
+	xWarning := TRUE;
+END_IF
+
+IF _fbUnit2.xError THEN
+	xError := TRUE;
+END_IF
+
+
+// ===============================
+// Unit 3
+// ===============================
+_fbUnit3(
+	stUnitConfig:= GVL_CONFIG.stUnitConfig, 
+	stHMIInterface:= stHMIInterface.stHMIInterfaceUnit3, 
+	xEmergencyStopOk:= xEmergencyStopOk,  
+	rSetpointPosolytPumpInlet:= GVL_CONFIG.rPumpPosolytOnPower, 
+	rSetpointNegolytPumpInlet:= GVL_CONFIG.rPumpNegolytOnPower, 
+	xReleaseErrors:= xReleaseErrors, 
+	xReleaseLimitErrors:= xReleaseLimitErrors, 
+	xConfirmAlarms:= xConfirmAlarms,  
+	_xWarningConfirmPending=> );
+
+IF _fbUnit3.xWarning THEN
+	xWarning := TRUE;
+END_IF
+
+IF _fbUnit3.xError THEN
+	xError := TRUE;
+END_IF
+
+
+// ===============================
+// Unit 4
+// ===============================
+_fbUnit4(
+	stUnitConfig:= GVL_CONFIG.stUnitConfig, 
+	stHMIInterface:= stHMIInterface.stHMIInterfaceUnit4, 
+	xEmergencyStopOk:= xEmergencyStopOk,  
+	rSetpointPosolytPumpInlet:= GVL_CONFIG.rPumpPosolytOnPower, 
+	rSetpointNegolytPumpInlet:= GVL_CONFIG.rPumpNegolytOnPower, 
+	xReleaseErrors:= xReleaseErrors, 
+	xReleaseLimitErrors:= xReleaseLimitErrors, 
+	xConfirmAlarms:= xConfirmAlarms,  
+	_xWarningConfirmPending=> );
+
+IF _fbUnit4.xWarning THEN
+	xWarning := TRUE;
+END_IF
+
+IF _fbUnit4.xError THEN
+	xError := TRUE;
+END_IF]]></ST>
+    </Implementation>
+    <Method Name="FB_init" Id="{369c1d27-76e4-45f8-9dbe-03524d3389df}">
+      <Declaration><![CDATA[METHOD FB_init : BOOL
+VAR_INPUT
+	bInitRetains : BOOL; // if TRUE, the retain variables are initialized (warm start / cold start)
+	bInCopyCode : BOOL;  // if TRUE, the instance afterwards gets moved into the copy code (online change)
+	
+	sName : STRING;
+END_VAR
+]]></Declaration>
+      <Implementation>
+        <ST><![CDATA[_sName := sName;]]></ST>
+      </Implementation>
+    </Method>
+    <LineIds Name="FB_Module">
+      <LineId Id="248" Count="92" />
+      <LineId Id="188" Count="0" />
+    </LineIds>
+    <LineIds Name="FB_Module.FB_init">
+      <LineId Id="7" Count="0" />
+    </LineIds>
+  </POU>
+</TcPlcObject>
--- a/PLC/POUs/FB_String.TcPOU
+++ b/PLC/POUs/FB_String.TcPOU
@@ -0,0 +1,124 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <POU Name="FB_String" Id="{46501225-f446-4674-bfed-3be64273e576}" SpecialFunc="None">
+    <Declaration><![CDATA[FUNCTION_BLOCK FB_String
+VAR_INPUT
+	// Module 1 HMI interface
+	stHMIInterface : ST_STRING_HMI_INTERFACE;
+
+	// Emergency stop ok
+	xEmergencyStopOk : BOOL;
+	
+	// Release alarms
+	xReleaseErrors : BOOL;
+	
+	// Release analog io limit errors
+	xReleaseLimitErrors : BOOL;
+	
+	// Input to confirm all errors
+	xConfirmAlarms : BOOL;
+END_VAR
+VAR_OUTPUT
+	xError : BOOL;
+	xWarning : BOOL;
+END_VAR
+VAR
+	_fbModule1 : FB_Module(CONCAT(_sName, 'Module 1'));
+	_fbModule2 : FB_Module(CONCAT(_sName, 'Module 2'));
+	_fbModule3 : FB_Module(CONCAT(_sName, 'Module 3'));
+	
+	// String name
+	_sName : STRING;
+END_VAR
+]]></Declaration>
+    <Implementation>
+      <ST><![CDATA[// ===============================
+// Module 1
+// ===============================
+_fbModule1(
+	xEmergencyStopOk:= xEmergencyStopOk,
+	stHMIInterface:= stHMIInterface.stHMIInterfaceModule1, 
+	xReleaseErrors:= xReleaseErrors, 
+	xReleaseLimitErrors:= xReleaseLimitErrors, 
+	xConfirmAlarms:= xConfirmAlarms);
+	
+IF _fbModule1.xWarning THEN
+	xWarning := TRUE;
+END_IF	
+
+IF _fbModule1.xError THEN
+	xError := TRUE;
+END_IF
+
+
+// ===============================
+// Module 2
+// ===============================
+_fbModule2(
+	xEmergencyStopOk:= xEmergencyStopOk,
+	stHMIInterface:= stHMIInterface.stHMIInterfaceModule2, 
+	xReleaseErrors:= xReleaseErrors, 
+	xReleaseLimitErrors:= xReleaseLimitErrors, 
+	xConfirmAlarms:= xConfirmAlarms);
+	
+IF _fbModule2.xWarning THEN
+	xWarning := TRUE;
+END_IF	
+
+IF _fbModule2.xError THEN
+	xError := TRUE;
+END_IF
+
+
+// ===============================
+// Module 3
+// ===============================
+_fbModule3(
+	xEmergencyStopOk:= xEmergencyStopOk,
+	stHMIInterface:= stHMIInterface.stHMIInterfaceModule3, 
+	xReleaseErrors:= xReleaseErrors, 
+	xReleaseLimitErrors:= xReleaseLimitErrors, 
+	xConfirmAlarms:= xConfirmAlarms);
+	
+IF _fbModule3.xWarning THEN
+	xWarning := TRUE;
+END_IF	
+
+IF _fbModule3.xError THEN
+	xError := TRUE;
+END_IF]]></ST>
+    </Implementation>
+    <Method Name="FB_init" Id="{9e8494eb-1b40-4be9-91c8-810ecbdf7f0c}">
+      <Declaration><![CDATA[METHOD FB_init : BOOL
+VAR_INPUT
+	bInitRetains : BOOL; // if TRUE, the retain variables are initialized (warm start / cold start)
+	bInCopyCode : BOOL;  // if TRUE, the instance afterwards gets moved into the copy code (online change)
+	
+	sName : STRING;
+END_VAR
+]]></Declaration>
+      <Implementation>
+        <ST><![CDATA[_sName := sName;]]></ST>
+      </Implementation>
+    </Method>
+    <LineIds Name="FB_String">
+      <LineId Id="69" Count="0" />
+      <LineId Id="67" Count="1" />
+      <LineId Id="47" Count="1" />
+      <LineId Id="50" Count="3" />
+      <LineId Id="58" Count="0" />
+      <LineId Id="62" Count="0" />
+      <LineId Id="64" Count="0" />
+      <LineId Id="66" Count="0" />
+      <LineId Id="63" Count="0" />
+      <LineId Id="59" Count="2" />
+      <LineId Id="71" Count="17" />
+      <LineId Id="70" Count="0" />
+      <LineId Id="90" Count="17" />
+      <LineId Id="89" Count="0" />
+    </LineIds>
+    <LineIds Name="FB_String.FB_init">
+      <LineId Id="7" Count="0" />
+    </LineIds>
+  </POU>
+</TcPlcObject>
--- a/PLC/POUs/FB_Unit.TcPOU
+++ b/PLC/POUs/FB_Unit.TcPOU
@@ -0,0 +1,535 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <POU Name="FB_Unit" Id="{e9bb815b-eb46-4920-800d-910484e58b22}" SpecialFunc="None">
+    <Declaration><![CDATA[FUNCTION_BLOCK FB_Unit
+VAR_INPUT
+	// Unit configuration
+	stUnitConfig : REFERENCE TO ST_UNIT_CONFIG;
+	
+	// HMI interface
+	stHMIInterface : REFERENCE TO ST_UNIT_HMI_INTERFACE;
+	
+	// Start unit
+	xEnable : BOOL;
+	
+	// Emergency stop ok
+	xEmergencyStopOk : BOOL;
+	
+	// Setpoint posolyt pump inlet
+	rSetpointPosolytPumpInlet : REAL;
+	
+	// Setpoint negolyt pump inlet
+	rSetpointNegolytPumpInlet : REAL;
+	
+	// Release alarms
+	xReleaseErrors : BOOL;
+	
+	// Release analog io limit errors
+	xReleaseLimitErrors : BOOL;
+	
+	// Input to confirm all errors
+	xConfirmAlarms : BOOL;
+END_VAR
+VAR_OUTPUT
+	// Unit ready
+	xReady : BOOL;	
+
+	// Error active
+	xError : BOOL;
+	
+	// Warning active
+	xWarning : BOOL;
+	
+	// Warning confirmation still pending
+	_xWarningConfirmPending : BOOL;
+END_VAR
+VAR
+	// Check unit condition after some time during startup
+	_timUnitStartupWaitTime : TIME := T#20S;	
+
+	// Valves posolyt
+	_fbPosolytValveTankOutlet : FB_Valve('Posolyt tank outlet');
+	
+	// Valves negolyt
+	_fbNegolytValveTankOutlet : FB_Valve('Negolyt tank outlet');
+
+	// Pumps posolyt
+	_fbPosolytPumpInlet : FB_MotorAnalog('Posolyt segment inlet');
+	
+	// Pumps negolyt
+	_fbNegolytPumpInlet : FB_MotorAnalog('Negolyt segment inlet');
+
+	// Pressure sensors posolyt
+	_fbPressurePosolytSegmentInlet : FB_AnalogInput('P1_P');
+	_fbPressurePosolytTankInlet : FB_AnalogInput('P3_P');
+	_fbPressurePosolytTankOutlet : FB_AnalogInput('P4_P');
+	
+	// Pressure sensors negolyt
+	_fbPressureNegolytSegmentInlet : FB_AnalogInput('P1_N');
+	_fbPressureNegolytTankInlet : FB_AnalogInput('P3_N');
+	_fbPressureNegolytTankOutlet : FB_AnalogInput('P4_N');
+	
+	// Unit voltage
+	_fbVoltageSegment : FB_AnalogInput('Voltage');
+	
+	// Valve posolyt tank outlet interlocks
+	_stPosolytValveTankOutletPIntlk : T_INTERLOCK;
+	_stPosolytValveTankOutletPIntlkUsed : T_INTERLOCK := 2#0000_0000_0000_0000;
+	
+	_stPosolytValveTankOutletSIntlk : T_INTERLOCK;
+	_stPosolytValveTankOutletSIntlkUsed : T_INTERLOCK := 2#0000_0000_0000_0011;
+	
+	// Valve negolyt tank outlet interlocks
+	_stNegolytValveTankOutletPIntlk : T_INTERLOCK;
+	_stNegolytValveTankOutletPIntlkUsed : T_INTERLOCK := 2#0000_0000_0000_0000;
+	
+	_stNegolytValveTankOutletSIntlk : T_INTERLOCK;
+	_stNegolytValveTankOutletSIntlkUsed : T_INTERLOCK := 2#0000_0000_0000_0011;
+	
+	// Pump posolyt inlet interlocks
+	_stPosolytPumpInletPIntlk : T_INTERLOCK;
+	_stPosolytPumpInletPIntlkUsed : T_INTERLOCK := 2#0000_0000_0000_0001;
+	_stPosolytPumpInletSIntlk : T_INTERLOCK;
+	_stPosolytPumpInletSIntlkUsed : T_INTERLOCK := 2#0000_0000_0000_0011;
+	
+	// Pump negolyt inlet interlocks
+	_stNegolytPumpInletPIntlk : T_INTERLOCK;
+	_stNegolytPumpInletPIntlkUsed : T_INTERLOCK := 2#0000_0000_0000_0001;
+	_stNegolytPumpInletSIntlk : T_INTERLOCK;
+	_stNegolytPumpInletSIntlkUsed : T_INTERLOCK := 2#0000_0000_0000_0011;
+	
+	// Error active
+	_xErrorActive : BOOL;
+	
+	// Warning active
+	_xWarningActive : BOOL;
+	
+	// Current state
+	_iState: INT;
+	
+	// All components in automatic mode
+	_xAllComponentsInAutomatic : BOOL;
+	
+	// Not all components in automatic mode alarm
+	_fbNotAllAutomaticAlarm : FB_TcAlarm;
+	
+	// Unit name
+	_sName : STRING;
+	
+	// Unit startup check timer
+	_tonStartupCheck : TON;
+END_VAR
+]]></Declaration>
+    <Implementation>
+      <ST><![CDATA[// Reset error active
+_xErrorActive := FALSE;
+
+// Reset warning active
+_xWarningActive := FALSE;
+
+// ===============================
+// Valve posolyt tank outlet
+// ===============================
+
+// Safety Interlocks
+stHMIInterface.stPosolytValve.stInterlock.asSafetyINTLKName[0] := 'Emergency stop ok';
+_stPosolytValveTankOutletSIntlk.0 := xEmergencyStopOk;
+
+// Valve fb
+_fbPosolytValveTankOutlet(
+	xReleaseManualMode:= TRUE, 
+	wProcessINTLK:= _stPosolytValveTankOutletPIntlk, 
+	wProcessINTLKUsed:= _stPosolytValveTankOutletPIntlkUsed, 
+	wSafetyINTLK:= _stPosolytValveTankOutletSIntlk, 
+	wSafetyINTLKUsed:= _stPosolytValveTankOutletSIntlkUsed, 
+	xConfirmAlarms:= xConfirmAlarms, 
+	xReleaseErrors:= xReleaseErrors, 
+	stValveConfig:= stUnitConfig.stConfigPosolytValve, 
+	stHMIInterface:= stHMIInterface.stPosolytValve);
+
+// Set error active if fb has error
+IF _fbPosolytValveTankOutlet.xError THEN
+	_xErrorActive := TRUE;
+END_IF
+
+
+// ===============================
+// Valve negolyt tank outlet
+// ===============================
+
+// Safety Interlocks
+stHMIInterface.stNegolytValve.stInterlock.asSafetyINTLKName[0] := 'Emergency stop ok';
+_stNegolytValveTankOutletSIntlk.0 := xEmergencyStopOk;
+
+// Valve fb
+_fbNegolytValveTankOutlet(
+	xReleaseManualMode:= TRUE, 
+	wProcessINTLK:= _stNegolytValveTankOutletPIntlk, 
+	wProcessINTLKUsed:= _stNegolytValveTankOutletPIntlkUsed, 
+	wSafetyINTLK:= _stNegolytValveTankOutletSIntlk, 
+	wSafetyINTLKUsed:= _stNegolytValveTankOutletSIntlkUsed, 
+	xConfirmAlarms:= xConfirmAlarms, 
+	xReleaseErrors:= xReleaseErrors, 
+	stValveConfig:= stUnitConfig.stConfigNegolytValve, 
+	stHMIInterface:= stHMIInterface.stNegolytValve);
+
+// Set error active if fb has error
+IF _fbNegolytValveTankOutlet.xError THEN
+	_xErrorActive := TRUE;
+END_IF
+
+
+// ===============================	
+// Pump posolyt segment inlet
+// ===============================
+
+// Safety Interlocks
+stHMIInterface.stPosolytPump.stInterlock.asSafetyINTLKName[0] := 'Emergency stop ok';
+_stPosolytPumpInletSIntlk.0 := xEmergencyStopOk;
+
+// Process interlocks
+stHMIInterface.stPosolytPump.stInterlock.asProcessINTLKName[0] := 'At least one valve is open';
+_stPosolytPumpInletPIntlk.0 := _fbPosolytValveTankOutlet.IsOpen;
+
+	
+// Valve fb
+_fbPosolytPumpInlet(
+	xReleaseManualMode:= TRUE, 
+	wProcessINTLK:= _stPosolytPumpInletPIntlk, 
+	wProcessINTLKUsed:= _stPosolytPumpInletPIntlkUsed, 
+	wSafetyINTLK:= _stPosolytPumpInletSIntlk, 
+	wSafetyINTLKUsed:= _stPosolytPumpInletSIntlkUsed, 
+	xReleaseErrors:= xReleaseErrors, 
+	xConfirmAlarms:= xConfirmAlarms, 
+	rSPautomatic:= rSetpointPosolytPumpInlet,  
+	xReleaseAnalogInLimitErrors:= xReleaseLimitErrors, 
+	stMotorAnalogConfig:= stUnitConfig.stConfigPosolytPump, 
+	stHMIInterface:= stHMIInterface.stPosolytPump, 
+	xWarning=> );
+	
+// Set error active if fb has error
+IF _fbPosolytPumpInlet.xError THEN
+	_xErrorActive := TRUE;
+END_IF
+
+// Set warning if fb has warning
+IF _fbPosolytPumpInlet.xWarning THEN
+	_xWarningActive := TRUE;
+END_IF
+
+
+// ===============================
+// Pump negolyt segment inlet
+// ===============================
+
+// Safety Interlocks
+stHMIInterface.stNegolytPump.stInterlock.asSafetyINTLKName[0] := 'Emergency stop ok';
+_stNegolytPumpInletSIntlk.0 := xEmergencyStopOk;
+
+// Process interlocks
+stHMIInterface.stNegolytPump.stInterlock.asProcessINTLKName[0] := 'At least one valve is open';
+_stNegolytPumpInletPIntlk.0 := _fbNegolytValveTankOutlet.IsOpen;
+
+	
+// Valve fb
+_fbNegolytPumpInlet(
+	xReleaseManualMode:= TRUE, 
+	wProcessINTLK:= _stNegolytPumpInletPIntlk, 
+	wProcessINTLKUsed:= _stNegolytPumpInletPIntlkUsed, 
+	wSafetyINTLK:= _stNegolytPumpInletSIntlk, 
+	wSafetyINTLKUsed:= _stNegolytPumpInletSIntlkUsed,  
+	xReleaseErrors:= xReleaseErrors, 
+	xConfirmAlarms:= xConfirmAlarms, 
+	rSPautomatic:= rSetpointNegolytPumpInlet, 
+	xReleaseAnalogInLimitErrors:= xReleaseLimitErrors, 
+	stMotorAnalogConfig:= stUnitConfig.stConfigNegolytPump, 
+	stHMIInterface:= stHMIInterface.stNegolytPump,  
+	xWarning=> );
+	
+// Set error active if fb has error
+IF _fbNegolytPumpInlet.xError THEN
+	_xErrorActive := TRUE;
+END_IF
+
+// Set warning if fb has warning
+IF _fbNegolytPumpInlet.xWarning THEN
+	_xWarningActive := TRUE;
+END_IF
+
+
+// ===============================
+// Pressure sensors posolyt segment inlet
+// ===============================
+_fbPressurePosolytSegmentInlet(
+	stScalingConfig:= stUnitConfig.stConfigPosolytPressureSegmentInlet, 
+	stEWConfig:= stUnitConfig.stEWLPosolytPressureSegmentInlet, 
+	stEWDelayConfig:= stUnitConfig.stEWDPosolytPressureSegmentInlet, 
+	xReleaseErrors:= xReleaseErrors, 
+	xReleaseLimitErrors:= xReleaseLimitErrors, 
+	xReleaseHardwareErrors:= xReleaseErrors, 
+	xConfirmAlarms:= xConfirmAlarms,
+	stHMIInterface => stHMIInterface.stPosolytPressureSegmentInlet);
+	
+// Set error active if fb has error
+IF _fbPressurePosolytSegmentInlet.xError THEN
+	_xErrorActive := TRUE;
+END_IF
+
+// Set warning if fb has warning
+IF _fbPressurePosolytSegmentInlet.xWarning THEN
+	_xWarningActive := TRUE;
+END_IF
+
+
+// ===============================
+// Pressure sensors negolyt segment inlet
+// ===============================
+_fbPressureNegolytSegmentInlet(
+	stScalingConfig:= stUnitConfig.stConfigNegolytPressureSegmentInlet, 
+	stEWConfig:= stUnitConfig.stEWLNegolytPressureSegmentInlet, 
+	stEWDelayConfig:= stUnitConfig.stEWDNegolytPressureSegmentInlet, 
+	xReleaseErrors:= xReleaseErrors, 
+	xReleaseLimitErrors:= xReleaseLimitErrors, 
+	xReleaseHardwareErrors:= xReleaseErrors, 
+	xConfirmAlarms:= xConfirmAlarms,
+	stHMIInterface => stHMIInterface.stNegolytPressureSegmentInlet);
+	
+// Set error active if fb has error
+IF _fbPressureNegolytSegmentInlet.xError THEN
+	_xErrorActive := TRUE;
+END_IF
+
+// Set warning if fb has warning
+IF _fbPressureNegolytSegmentInlet.xWarning THEN
+	_xWarningActive := TRUE;
+END_IF
+
+
+// ===============================
+// Voltage segment
+// ===============================
+_fbVoltageSegment(
+	stScalingConfig:= , 
+	stEWConfig:= , 
+	stEWDelayConfig:= , 
+	xReleaseErrors:= xReleaseErrors, 
+	xReleaseLimitErrors:= xReleaseLimitErrors, 
+	xReleaseHardwareErrors:= xReleaseErrors, 
+	xConfirmAlarms:= xConfirmAlarms, 
+	stHMIInterface=> stHMIInterface.stVoltageSegment);
+	
+// Set error active if fb has error
+IF _fbVoltageSegment.xError THEN
+	_xErrorActive := TRUE;
+END_IF
+
+// Set warning if fb has warning
+IF _fbVoltageSegment.xWarning THEN
+	_xWarningActive := TRUE;
+END_IF
+
+
+// ===============================
+// Check if all components are in automatic
+// ===============================
+_xAllComponentsInAutomatic := _fbPosolytValveTankOutlet.IsInAutomaticMode
+							AND _fbNegolytValveTankOutlet.IsInAutomaticMode
+							AND _fbPosolytPumpInlet.IsInAutomaticMode
+							AND _fbNegolytPumpInlet.IsInAutomaticMode;
+							
+// Raise warning
+IF NOT _fbNotAllAutomaticAlarm.bRaised AND (NOT _xAllComponentsInAutomatic) THEN
+	_fbNotAllAutomaticAlarm.Raise(0);
+END_IF
+
+// Clear warning and reset
+IF _fbNotAllAutomaticAlarm.bRaised AND _xAllComponentsInAutomatic THEN
+	_fbNotAllAutomaticAlarm.Clear(0, TRUE);
+END_IF
+
+// ===============================
+// Run state machine for startup and shutdown
+// ===============================
+CASE _iState OF
+	0: // Off
+		IF xEnable AND _xAllComponentsInAutomatic AND (NOT _xErrorActive) THEN
+			_iState := 10;
+		END_IF
+	
+	10: // Open all valves
+		_fbPosolytValveTankOutlet.ReqAutomaticOpen();
+		_fbNegolytValveTankOutlet.ReqAutomaticOpen();
+		_iState := 15;
+		
+	15: // Wait for all valves to be open
+		IF _fbPosolytValveTankOutlet.IsOpen AND _fbNegolytValveTankOutlet.IsOpen THEN
+			IF NOT _fbPosolytValveTankOutlet.xError AND _fbNegolytValveTankOutlet.xError THEN
+				_iState := 20;
+			END_IF
+		END_IF
+		
+		// If enable signal is lost, or there is an error, goto shutdown
+		IF (NOT xEnable) OR _xErrorActive THEN
+			_iState := 40;
+		END_IF
+	
+	20: // Start pumps
+		_fbPosolytPumpInlet.ReqAutomaticStart();
+		_fbNegolytPumpInlet.ReqAutomaticStart();
+		_iState := 25;
+	
+	25: // Wait for all pumps to run
+		IF _fbPosolytPumpInlet.xInTarget AND _fbNegolytPumpInlet.xInTarget THEN
+			_iState := 30;
+		END_IF
+		
+		// If enable signal is lost, goto shutdown
+		IF (NOT xEnable) OR _xErrorActive THEN
+			_iState := 40;
+		END_IF
+	
+	30: // Wait some time
+		_tonStartupCheck(In := TRUE, PT := _timUnitStartupWaitTime);
+		
+		// After some time, check if all values are ok
+		IF _tonStartupCheck.Q THEN
+			// Check for minimum unit voltage
+			IF _fbVoltageSegment.rScaledValue >= GVL_CONFIG.rMinimumUnitVoltage AND
+					NOT _xErrorActive AND
+					NOT _xWarningActive THEN
+				xReady := TRUE;
+				_iState := 35;
+			ELSE
+				_iState := 40;
+			END_IF
+		END_IF
+		
+		// If enable signal is lost, goto shutdown
+		IF (NOT xEnable) OR _xErrorActive THEN
+			_iState := 40;
+		END_IF
+		
+	35: // Unit in enabled state
+		IF (NOT xEnable) OR _xErrorActive THEN
+			_iState := 40;
+		END_IF
+	
+	40: // Close all valves
+		_fbNegolytValveTankOutlet.ReqAutomaticClose();
+		_fbPosolytValveTankOutlet.ReqAutomaticClose();
+		_iState := 45;
+		
+	45: // Wait for valves to be closed
+		IF _fbNegolytValveTankOutlet.IsClosed AND _fbPosolytValveTankOutlet.IsClosed THEN
+			_iState := 50;
+		END_IF
+		
+		// When there is an error trying to close the valves,
+		// dont try to discharge the segment
+		IF _fbNegolytValveTankOutlet.xError OR _fbPosolytValveTankOutlet.xError THEN
+			_iState := 60;
+		END_IF
+		
+		// Check for restart condition
+		IF xEnable AND (NOT _xErrorActive) THEN
+			_iState := 0;
+		END_IF
+	
+	50: // Wait for unit voltage to drop below a certain threshold
+		IF (_fbVoltageSegment.rScaledValue <= GVL_CONFIG.rPumpshutoffThreshold) THEN
+			_iState := 60;
+		END_IF
+		
+		// Check for restart condition
+		IF xEnable AND (NOT _xErrorActive) THEN
+			_iState := 0;
+		END_IF
+		
+	60: // Disable pumps
+		_fbPosolytPumpInlet.ReqAutomaticStop();
+		_fbNegolytPumpInlet.ReqAutomaticStop();
+		_iState := 65;
+		
+	65: // Wait for pumps to be stopped
+		IF _fbPosolytPumpInlet.IsStopped AND _fbNegolytPumpInlet.IsStopped THEN
+			IF _xErrorActive THEN
+				_iState := 1000;
+			ELSE
+				_iState := 0;
+			END_IF
+		END_IF
+		
+		// Check for restart condition
+		IF xEnable AND (NOT _xErrorActive) THEN
+			_iState := 0;
+		END_IF
+	
+	1000: // Alarm active
+		// Only allow reset when enable is deactivated to avoid an
+		// automatic restart of the unit
+		IF (NOT _xErrorActive) AND (NOT xEnable) THEN
+			_iState := 0;
+		END_IF
+END_CASE
+
+
+// ===============================
+// Output error and warning flags
+// ===============================
+xError := _xErrorActive;
+xWarning := _xWarningActive;]]></ST>
+    </Implementation>
+    <Method Name="FB_init" Id="{08f1cd44-6483-4d20-ab45-d1938e8ec885}">
+      <Declaration><![CDATA[METHOD FB_init : BOOL
+VAR_INPUT
+	bInitRetains : BOOL; // if TRUE, the retain variables are initialized (warm start / cold start)
+	bInCopyCode : BOOL;  // if TRUE, the instance afterwards gets moved into the copy code (online change)
+	
+	sName : STRING;
+END_VAR
+]]></Declaration>
+      <Implementation>
+        <ST><![CDATA[_sName := sName;
+
+_fbNotAllAutomaticAlarm.CreateEx(TC_EVENTS.General.NotAllCompInAutomatic, bWithConfirmation := FALSE, 0);
+_fbNotAllAutomaticAlarm.ipArguments.Clear().AddString(_sName);]]></ST>
+      </Implementation>
+    </Method>
+    <LineIds Name="FB_Unit">
+      <LineId Id="4232" Count="29" />
+      <LineId Id="4584" Count="0" />
+      <LineId Id="4263" Count="102" />
+      <LineId Id="4619" Count="0" />
+      <LineId Id="4367" Count="46" />
+      <LineId Id="4621" Count="22" />
+      <LineId Id="4620" Count="0" />
+      <LineId Id="4644" Count="1" />
+      <LineId Id="4414" Count="0" />
+      <LineId Id="4647" Count="0" />
+      <LineId Id="4646" Count="0" />
+      <LineId Id="4416" Count="17" />
+      <LineId Id="4444" Count="26" />
+      <LineId Id="4476" Count="33" />
+      <LineId Id="4511" Count="17" />
+      <LineId Id="4653" Count="0" />
+      <LineId Id="4655" Count="2" />
+      <LineId Id="4654" Count="0" />
+      <LineId Id="4529" Count="4" />
+      <LineId Id="4658" Count="0" />
+      <LineId Id="4660" Count="2" />
+      <LineId Id="4659" Count="0" />
+      <LineId Id="4569" Count="0" />
+      <LineId Id="4535" Count="12" />
+      <LineId Id="4663" Count="0" />
+      <LineId Id="4665" Count="2" />
+      <LineId Id="4664" Count="0" />
+      <LineId Id="4548" Count="6" />
+      <LineId Id="4556" Count="6" />
+      <LineId Id="2754" Count="0" />
+    </LineIds>
+    <LineIds Name="FB_Unit.FB_init">
+      <LineId Id="11" Count="1" />
+      <LineId Id="7" Count="1" />
+    </LineIds>
+  </POU>
+</TcPlcObject>
--- a/PLC/POUs/MAIN.TcPOU
+++ b/PLC/POUs/MAIN.TcPOU
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <POU Name="MAIN" Id="{bbd7302c-91ce-4697-9f4b-743f57ca5819}" SpecialFunc="None">
+    <Declaration><![CDATA[PROGRAM MAIN
+VAR
+	_xEmergencyStopOk AT %I* : BOOL;
+	_xReleaseErrors : BOOL;
+	_xReleaseLimitsErrors : BOOL;
+	_xConfirmAlarms : BOOL;
+	_fbString : FB_String('String 1');
+END_VAR
+]]></Declaration>
+    <Implementation>
+      <ST><![CDATA[_fbString(
+	stHMIInterface:= , 
+	xEmergencyStopOk:= _xEmergencyStopOk, 
+	xReleaseErrors:= _xReleaseErrors, 
+	xReleaseLimitErrors:= _xReleaseLimitsErrors, 
+	xConfirmAlarms:= _xConfirmAlarms, 
+	xError=> , 
+	xWarning=> );]]></ST>
+    </Implementation>
+    <LineIds Name="MAIN">
+      <LineId Id="7" Count="6" />
+      <LineId Id="2" Count="0" />
+    </LineIds>
+  </POU>
+</TcPlcObject>
--- a/PLC/POUs/Sunspec/FB_PowerSupplySunspec.TcPOU
+++ b/PLC/POUs/Sunspec/FB_PowerSupplySunspec.TcPOU
@@ -0,0 +1,628 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <POU Name="FB_PowerSupplySunspec" Id="{a826dd09-442c-45c5-8ae3-9b71f293003c}" SpecialFunc="None">
+    <Declaration><![CDATA[FUNCTION_BLOCK FB_PowerSupplySunspec
+VAR_INPUT
+	sInverterIPAddr : STRING;
+	xEnable : BOOL;
+	rPower : REAL;
+	xReset : BOOL;
+	rMaxBattPower : REAL := 24_000; // 24kW
+END_VAR
+VAR_OUTPUT
+	xCloseDCRelais AT %Q*: BOOL;
+	rActDCCurrent : REAL;
+	rActDCVoltage : REAL;
+	xError : BOOL;
+	xActive : BOOL;
+END_VAR
+VAR
+	// Current state
+	_iState : INT := 0;
+	
+	// FB for reading Modbus holding registers
+	_fbReadRegister : FB_MBReadRegs;
+	
+	// FB for writing Modbus holding registers
+	_fbWriteRegister : FB_MBWriteRegs;
+	
+	// Timer for checking if the inverter started in a reasonable amount of time
+	_tonInverterStartup : TON;
+	
+	// converter max power scaling factor
+	_iWMaxSF : INT;
+	
+	// Unscaled converter max power
+	_iWMax : UINT;
+	
+	// Scaled converter max power
+	_rWMax : REAL;
+	
+	// Unscaled limit for converter power
+	_iWMaxLimPct : INT;
+	
+	// Scaling factor for power limiting
+	_iWMaxLimPctSF : INT;
+	
+	// Unscaled maximum power from type label
+	_iWRTGSF : INT;
+	
+	// Scaling for maximum power from type label
+	_rWRTGScaling : REAL;
+	
+	// Current state of the inverters internal statemachine
+	_uiInverterState : UINT;
+	
+	// Last written power to the inverter
+	_rOldPower : REAL;
+	
+	// Value to enable or dissable the Power limiting feature
+	_uiMaxLimEn : UINT;
+	
+	// Value for commanding the target state of the inverter
+	_uiPCSSetOperation : UINT;
+	
+	// Holds the state number in which an error occured
+	_iErrorInState : INT;
+	
+	// Time for polling for current dc values and check for inverter error
+	_timPollingDelay : TIME := T#250MS;
+	
+	// Timer for polling of current values
+	_tonPollingTimer : TON;
+	
+	// Current DC values (DCA, DCA_SF, DCV, DCV_SF) in word array for efficient modbus reading
+	_awCurrentDCValues : ARRAY[0..3] OF WORD;
+	
+	// Inverter error bits
+	_dwErrorBits : DWORD;
+	
+	// Inverter reset errors command
+	_uiResetInverter : UINT := 1;
+	
+END_VAR
+VAR CONSTANT
+	// Inverter statemachine status register
+	// Size 1, enum16 (Range = 0 .. 65534, Not implemented = 0xFFFF)
+	STATUS_REGISTER : WORD := 40108;
+	
+	// Throttled power register
+	// Size 1, int16 (Range = -32767 .. 32767, Not implemented 0x8000)
+	W_MAX_LIM_PCT_REGISTER : WORD := 40187; 
+	
+	// Throttled power register scaling factor
+	// Size 1, sunssf (int16) (Range = -10 .. 10, Not implemented 0x8000)
+	W_MAX_LIM_PCT_SF_REGISTER : WORD := 40205;
+	
+	// Control register to enable and dissable if the power throttleing should be active
+	// Size1, enum16 (Range = 0 .. 65534, Not implemented = 0xFFFF)
+	W_MAX_LIM_EN_REGISTER : WORD := 40191; 
+	
+	// Register to reset latched alarms in the inverter
+	// Size 1, uint16 (Range = 0 .. 65534, Not implemented = 0xFFFF)
+	PCS_ALARM_RESET_REGISTER : WORD := 40230;
+	
+	// Control register to set the target state of the inverters state machine
+	// Size 1, enum16 (Range = 0 .. 65534, Not implemented = 0xFFFF)
+	PCS_SET_OPERATION_REGISTER : WORD := 40231;
+	
+	// Maximum inverter output power
+	// Size 1, uint16 (Range = 0 .. 65534, Not implemented = 0xFFFF)
+	W_MAX_REGISTER : WORD := 40152;
+	
+	// Maximum inverter output power scaling factor
+	// Size 1, sunssf (int16) (Range = -10 .. 10, Not implemented 0x8000)
+	W_MAX_SF_REGISTER : WORD := 40172;
+	
+	// Maximum inverter output power from type label
+	// Size 1, uint16 (Range = 0 .. 65534, Not implemented = 0xFFFF)
+	W_RTG_REGISTER : WORD := 40125;
+	
+	// Maximum inverter output power from type label scaling factor
+	// Size 1, sunssf (int16) (Range = -10 .. 10, Not implemented 0x8000)
+	W_RTG_SF_REGISTER : WORD := 40126;
+	
+	// Start of register with the current dc values
+	// Size 4
+	DC_VALUES_START_REGISTER : WORD := 40097;
+	
+	// Error bits register
+	// Size 2 
+	EVT_1_REGISTER : WORD := 40110;
+END_VAR
+]]></Declaration>
+    <Implementation>
+      <ST><![CDATA[// Clamp rPower to maximum allowed power
+IF (rPower > rMaxBattPower) THEN
+	rPower := rMaxBattPower;
+END_IF
+
+IF (rPower < -rMaxBattPower) THEN
+	rPower := -rMaxBattPower;
+END_IF
+
+// State machine
+CASE _iState OF
+	0: // Off
+		// If enable and INTLK Ok
+		IF xEnable THEN
+			_iState := 10;
+			xCloseDCRelais := TRUE;
+		END_IF
+		
+	10: // Wait for inverter to be online and in state STANDBY(8)
+		_fbReadRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 1, 
+			nMBAddr:= STATUS_REGISTER, 
+			cbLength:= SIZEOF(_uiInverterState), 
+			pDestAddr:= ADR(_uiInverterState), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> , 
+			cbRead=> );
+			
+		// Check if reading mudbus register is done
+		IF NOT _fbReadRegister.bBusy THEN
+			// If there was no error and the state is STANDBY(8) then continue
+			IF NOT _fbReadRegister.bError AND _uiInverterState = 8 THEN
+				_iState := 20;
+			END_IF
+			_fbReadRegister(bExecute := FALSE);
+		END_IF
+	
+	20: // Read inverter max power scaling
+		_iErrorInState := _iState;
+		_fbReadRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 1, 
+			nMBAddr:= W_MAX_SF_REGISTER, 
+			cbLength:= SIZEOF(_iWMaxSF), 
+			pDestAddr:= ADR(_iWMaxSF), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> , 
+			cbRead=> );
+		
+		// Check if reading mudbus register is done
+		IF NOT _fbReadRegister.bBusy THEN
+			// If there was no error then continue
+			IF NOT _fbReadRegister.bError THEN
+				_iState := 25;
+				// Check for valid value
+				IF (_iWMaxSF < -10) OR (_iWMaxSF > 10) OR (_iWMaxSF = 16#8000) THEN
+					// Goto error state
+					_iState := 1000;
+				END_IF
+			ELSE
+				xError := TRUE;
+				// Goto error state
+				_iState := 1000;
+			END_IF
+			_fbReadRegister(bExecute := FALSE);
+		END_IF
+		
+	25: // Read inverter Max power limit scaling
+		_iErrorInState := _iState;
+		_fbReadRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 1, 
+			nMBAddr:= W_MAX_LIM_PCT_SF_REGISTER, 
+			cbLength:= SIZEOF(_iWMaxLimPctSF), 
+			pDestAddr:= ADR(_iWMaxLimPctSF), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> , 
+			cbRead=> );
+		
+		// Check if reading mudbus register is done
+		IF NOT _fbReadRegister.bBusy THEN
+			// If there was no error then continue
+			IF NOT _fbReadRegister.bError THEN
+				_iState := 30;
+				// Check for valid value
+				IF (_iWMaxLimPctSF < -10) OR (_iWMaxLimPctSF > 10) OR (_iWMaxLimPctSF = 16#8000) THEN
+					// Goto error state
+					_iState := 1000;
+				END_IF
+			ELSE
+				xError := TRUE;
+				// Goto error state
+				_iState := 1000;
+			END_IF
+			_fbReadRegister(bExecute := FALSE);
+		END_IF
+		
+	30: // Read inverter max power
+		_iErrorInState := _iState;
+		_fbReadRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 1, 
+			nMBAddr:= W_MAX_REGISTER, 
+			cbLength:= SIZEOF(_iWMax), 
+			pDestAddr:= ADR(_iWMax), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> , 
+			cbRead=> );
+		
+		// Check if reading mudbus register is done
+		IF NOT _fbReadRegister.bBusy THEN
+			// If there was no error then continue
+			IF NOT _fbReadRegister.bError THEN
+				_iState := 40;
+				// Reading a register with scaling factor = value * 10^SF
+				_rWMax := _iWMax * EXPT(10,_iWMaxSF);
+				
+				// Calculate power to write to register
+				_iWMaxLimPct := LREAL_TO_INT(rPower * EXPT(10,_iWMaxLimPctSF) / _rWMax);
+			ELSE
+				xError := TRUE;
+				// Goto error state
+				_iState := 1000;
+			END_IF
+			_fbReadRegister(bExecute := FALSE);
+		END_IF
+	
+	40: // Set power limit
+		_iErrorInState := _iState;
+		_fbWriteRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 1, 
+			nMBAddr:= W_MAX_LIM_PCT_REGISTER, 
+			cbLength:= SIZEOF(_iWMaxLimPct), 
+			pSrcAddr:= ADR(_iWMaxLimPct), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> );
+			
+		// If writing modbus register is done
+		IF NOT _fbWriteRegister.bBusy THEN
+			// And there is no error, then continue
+			IF NOT _fbWriteRegister.bError THEN
+				_iState := 50;
+				_rOldPower := rPower;
+				_uiMaxLimEn := 1;
+			ELSE
+				xError := TRUE;
+				// Goto error state
+				_iState := 1000;
+			END_IF
+			_fbWriteRegister(bExecute := FALSE);
+		END_IF
+		
+	50: // Enable Power limiting (THROTTLED)
+		_iErrorInState := _iState;
+		_fbWriteRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 1, 
+			nMBAddr:= W_MAX_LIM_EN_REGISTER, 
+			cbLength:= SIZEOF(_uiMaxLimEn), 
+			pSrcAddr:= ADR(_uiMaxLimEn), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> );
+			
+		// If writing modbus register is done
+		IF NOT _fbWriteRegister.bBusy THEN
+			// And there is no error, then continue
+			IF NOT _fbWriteRegister.bError THEN
+				_iState := 60;
+				_uiPCSSetOperation := 1;
+			ELSE
+				xError := TRUE;
+				// Goto error state
+				_iState := 1000;
+			END_IF
+			_fbWriteRegister(bExecute := FALSE);
+		END_IF
+		
+	60: // Switch to THROTTLED mode
+		_iErrorInState := _iState;
+		_fbWriteRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 1, 
+			nMBAddr:= PCS_SET_OPERATION_REGISTER, 
+			cbLength:= SIZEOF(_uiPCSSetOperation), 
+			pSrcAddr:= ADR(_uiPCSSetOperation), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> );
+			
+		// If writing modbus register is done
+		IF NOT _fbWriteRegister.bBusy THEN
+			// And there is no error, then continue
+			IF NOT _fbWriteRegister.bError THEN
+				_iState := 65;
+			ELSE
+				// Goto error state
+				_iState := 1000;
+			END_IF
+			_fbWriteRegister(bExecute := FALSE);
+		END_IF
+		
+	65: // Wait for error polling timer
+		_tonPollingTimer(IN := TRUE, PT := _timPollingDelay);
+		IF _tonPollingTimer.Q THEN
+			_tonPollingTimer(IN := FALSE);
+			_iState := 70;
+		ELSIF ABS(rPower - _rOldPower) > 0.1 THEN
+			_tonPollingTimer(IN := FALSE);
+			// If power has ben changed, goto set power limit mode
+			_iState := 40;
+		END_IF
+		
+		// check if inverter should shut down
+		IF NOT xEnable THEN
+			_uiPCSSetOperation := 3;
+			// Goto shutdown sequence
+		 _iState := 200;
+		END_IF
+		
+	70: // Enabled, check for error
+		_iErrorInState := _iState;
+		_fbReadRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 1, 
+			nMBAddr:= STATUS_REGISTER, 
+			cbLength:= SIZEOF(_uiInverterState), 
+			pDestAddr:= ADR(_uiInverterState), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> , 
+			cbRead=> );
+		
+		// Check if reading mudbus register is done
+		IF NOT _fbReadRegister.bBusy THEN
+			// If there was no error and the converter has no error continue
+			IF NOT _fbReadRegister.bError AND (_uiInverterState <> 7) THEN
+				_iState := 80;
+				IF (_uiInverterState = 4) OR (_uiInverterState = 5) THEN
+					xActive := TRUE;
+				ELSE
+					xActive := FALSE;
+				END_IF
+			ELSE
+				xError := TRUE;
+				// Read error register
+				_iState := 990;
+			END_IF
+			_fbReadRegister(bExecute := FALSE);
+		END_IF
+		
+	80: // Read current DC values
+		_iErrorInState := _iState;
+		_fbReadRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 4, 
+			nMBAddr:= DC_VALUES_START_REGISTER, 
+			cbLength:= SIZEOF(_awCurrentDCValues), 
+			pDestAddr:= ADR(_awCurrentDCValues), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> , 
+			cbRead=> );
+		
+		// Check if reading mudbus register is done
+		IF NOT _fbReadRegister.bBusy THEN
+			// If there was no error and the converter has no error continue
+			IF NOT _fbReadRegister.bError THEN
+				_iState := 65;
+				rActDCCurrent := WORD_TO_UINT(_awCurrentDCValues[0]) * EXPT(10,WORD_TO_INT(_awCurrentDCValues[1]));
+				rActDCVoltage := WORD_TO_UINT(_awCurrentDCValues[2]) * EXPT(10,WORD_TO_INT(_awCurrentDCValues[3]));
+			ELSE
+				// Read error register
+				_iState := 1000;
+			END_IF
+			_fbReadRegister(bExecute := FALSE);
+		END_IF
+		
+	200: // Shutdown sequence
+		_iErrorInState := _iState;
+		_fbWriteRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 1, 
+			nMBAddr:= PCS_SET_OPERATION_REGISTER, 
+			cbLength:= SIZEOF(_uiPCSSetOperation), 
+			pSrcAddr:= ADR(_uiPCSSetOperation), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> );
+			
+		// If writing modbus register is done
+		IF NOT _fbWriteRegister.bBusy THEN
+			// And there is no error, then continue
+			IF NOT _fbWriteRegister.bError THEN
+				_iState := 210;
+				rActDCCurrent := 0.0;
+				rActDCVoltage := 0.0;
+			ELSE
+				// Goto error state
+				_iState := 1000;
+			END_IF
+			_fbWriteRegister(bExecute := FALSE);
+		END_IF
+	
+	210: // Wait for poll timer to 
+		_tonPollingTimer(IN := TRUE, PT := _timPollingDelay);
+		IF _tonPollingTimer.Q THEN
+			_tonPollingTimer(IN := FALSE);
+			_iState := 220;
+		END_IF
+		
+	220: // Poll and wait for standby state
+		_iErrorInState := _iState;
+		_fbReadRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 1, 
+			nMBAddr:= STATUS_REGISTER, 
+			cbLength:= SIZEOF(_uiInverterState), 
+			pDestAddr:= ADR(_uiInverterState), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> , 
+			cbRead=> );
+		
+		// Check if reading mudbus register is done
+		IF NOT _fbReadRegister.bBusy THEN
+			// If there was no error and the converter has no error continue
+			IF NOT _fbReadRegister.bError THEN
+				_iState := 0;
+				xActive := FALSE;
+				xCloseDCRelais := FALSE;
+			END_IF
+			_fbReadRegister(bExecute := FALSE);
+		END_IF
+	
+	990: // Read error register
+		_iErrorInState := _iState;
+		_fbReadRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 2, 
+			nMBAddr:= EVT_1_REGISTER, 
+			cbLength:= SIZEOF(_dwErrorBits), 
+			pDestAddr:= ADR(_dwErrorBits), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> , 
+			cbRead=> );
+		
+		// Check if reading mudbus register is done
+		IF NOT _fbReadRegister.bBusy THEN
+			// If there was no error and the converter has no error continue
+			IF NOT _fbReadRegister.bError THEN
+				_iState := 1000;
+			END_IF
+			_fbReadRegister(bExecute := FALSE);
+		END_IF
+		
+	1000: // Error state, wait for reset
+		IF xReset AND (NOT xEnable) THEN
+			_iState := 1010;
+		END_IF
+		
+	1010: // Try to clear all latched events
+		_fbWriteRegister(
+			sIPAddr:= sInverterIPAddr, 
+			nTCPPort:= 502, 
+			nUnitID:= 16#FF, // 16#FF for Modbus TCP
+			nQuantity:= 1, 
+			nMBAddr:= PCS_ALARM_RESET_REGISTER, 
+			cbLength:= SIZEOF(_uiResetInverter), 
+			pSrcAddr:= ADR(_uiResetInverter), 
+			bExecute:= TRUE, 
+			tTimeout:= T#5S, 
+			bBusy=> , 
+			bError=> , 
+			nErrId=> );
+			
+		IF NOT _fbWriteRegister.bBusy THEN
+			_iState := 0;
+			_fbWriteRegister(bExecute := FALSE);
+		END_IF
+		
+END_CASE]]></ST>
+    </Implementation>
+    <LineIds Name="FB_PowerSupplySunspec">
+      <LineId Id="774" Count="70" />
+      <LineId Id="1171" Count="0" />
+      <LineId Id="845" Count="33" />
+      <LineId Id="1172" Count="0" />
+      <LineId Id="879" Count="33" />
+      <LineId Id="1173" Count="0" />
+      <LineId Id="913" Count="29" />
+      <LineId Id="1174" Count="0" />
+      <LineId Id="943" Count="28" />
+      <LineId Id="1175" Count="0" />
+      <LineId Id="972" Count="46" />
+      <LineId Id="1127" Count="0" />
+      <LineId Id="1019" Count="25" />
+      <LineId Id="1097" Count="1" />
+      <LineId Id="1100" Count="1" />
+      <LineId Id="1099" Count="0" />
+      <LineId Id="1045" Count="0" />
+      <LineId Id="1176" Count="0" />
+      <LineId Id="1046" Count="6" />
+      <LineId Id="1063" Count="20" />
+      <LineId Id="1090" Count="0" />
+      <LineId Id="1092" Count="0" />
+      <LineId Id="1084" Count="4" />
+      <LineId Id="1062" Count="0" />
+      <LineId Id="1093" Count="1" />
+      <LineId Id="1102" Count="19" />
+      <LineId Id="1166" Count="1" />
+      <LineId Id="1122" Count="4" />
+      <LineId Id="1054" Count="0" />
+      <LineId Id="1295" Count="4" />
+      <LineId Id="1128" Count="0" />
+      <LineId Id="1300" Count="1" />
+      <LineId Id="1129" Count="0" />
+      <LineId Id="1132" Count="20" />
+      <LineId Id="1163" Count="0" />
+      <LineId Id="1294" Count="0" />
+      <LineId Id="1161" Count="1" />
+      <LineId Id="1130" Count="1" />
+      <LineId Id="1055" Count="0" />
+      <LineId Id="1177" Count="20" />
+      <LineId Id="1199" Count="1" />
+      <LineId Id="1169" Count="0" />
+      <LineId Id="1265" Count="2" />
+      <LineId Id="1269" Count="3" />
+      <LineId Id="1274" Count="11" />
+      <LineId Id="1273" Count="0" />
+      <LineId Id="1289" Count="1" />
+      <LineId Id="1293" Count="0" />
+      <LineId Id="1291" Count="1" />
+      <LineId Id="1056" Count="0" />
+      <LineId Id="12" Count="0" />
+    </LineIds>
+  </POU>
+</TcPlcObject>
--- a/PLC/POUs/Sunspec/U_SUNSPEC_ERROR.TcDUT
+++ b/PLC/POUs/Sunspec/U_SUNSPEC_ERROR.TcDUT
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1" ProductVersion="3.1.4024.12">
+  <DUT Name="U_SUNSPEC_ERROR" Id="{4000836c-9d7f-470c-9b50-f6d22b3eac05}">
+    <Declaration><![CDATA[TYPE U_SUNSPEC_ERROR :
+UNION
+	xGroundFault : BOOL;
+	xDCOverVoltage : BOOL;
+	xACDisconnected : BOOL;
+	xDCDisconnected : BOOL;
+	xGridDisconnected : BOOL;
+	xCabinetOpen : BOOL;
+	xManualShutdown : BOOL;
+	xOverTemp : BOOL;
+	xOverFrequency : BOOL;
+	xUnderFrequency : BOOL;
+	xACOverVoltage : BOOL;
+	xACUnderVoltage : BOOL;
+	xBlownStringFuse : BOOL;
+	xUnderTemp : BOOL;
+	xMemoryLoss : BOOL;
+	xHWTestFailure : BOOL;
+	xOtherAlarm : BOOL;
+	xOtherWarning : BOOL;
+END_UNION
+END_TYPE
+]]></Declaration>
+  </DUT>
+</TcPlcObject>
--- a/PLC/PlcTask.TcTTO
+++ b/PLC/PlcTask.TcTTO
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1">
+  <Task Name="PlcTask" Id="{13b7271a-7fe7-45e4-a613-10870835774e}">
+    <!--CycleTime in micro seconds.-->
+    <CycleTime>10000</CycleTime>
+    <Priority>20</Priority>
+    <PouCall>
+      <Name>MAIN</Name>
+    </PouCall>
+    <TaskFBGuid>{ffdacf88-4402-4cda-9656-2a188e28ec71}</TaskFBGuid>
+    <Fb_init>{0eaf59ea-61db-47c0-9b16-500c1d3c6c82}</Fb_init>
+    <Fb_exit>{f41aba84-dc9f-4b62-bb12-30d3e8314fa6}</Fb_exit>
+    <CycleUpdate>{347af9e1-a730-412d-bdd1-dba423bbf20a}</CycleUpdate>
+    <PostCycleUpdate>{10f1bd59-1481-4492-b627-08c962a0f93d}</PostCycleUpdate>
+    <ObjectProperties />
+  </Task>
+</TcPlcObject>
--- a/PLC/_CompileInfo/C2EFA9D3-F836-4688-55AF-5172A93B9E75.compileinfo
+++ b/PLC/_CompileInfo/C2EFA9D3-F836-4688-55AF-5172A93B9E75.compileinfo
--- a/gmbh/tc2_modbussrv/3.3.2.0/tc2_modbussrv.compiled-library
+++ b/gmbh/tc2_modbussrv/3.3.2.0/tc2_modbussrv.compiled-library
--- a/gmbh/tc2_standard/3.3.3.0/tc2_standard.compiled-library
+++ b/gmbh/tc2_standard/3.3.3.0/tc2_standard.compiled-library
--- a/gmbh/tc2_system/3.5.3.0/tc2_system.compiled-library
+++ b/gmbh/tc2_system/3.5.3.0/tc2_system.compiled-library
--- a/gmbh/tc2_tcpip/3.3.10.0/tc2_tcpip.compiled-library
+++ b/gmbh/tc2_tcpip/3.3.10.0/tc2_tcpip.compiled-library
--- a/gmbh/tc2_utilities/3.4.8.0/tc2_utilities.compiled-library
+++ b/gmbh/tc2_utilities/3.4.8.0/tc2_utilities.compiled-library
--- a/gmbh/tc3_eventlogger/3.1.33.0/tc3_eventlogger.compiled-library
+++ b/gmbh/tc3_eventlogger/3.1.33.0/tc3_eventlogger.compiled-library
--- a/gmbh/tc3_jsonxml/3.3.19.0/tc3_jsonxml.compiled-library
+++ b/gmbh/tc3_jsonxml/3.3.19.0/tc3_jsonxml.compiled-library
--- a/gmbh/tc3_module/3.3.23.0/tc3_module.compiled-library
+++ b/gmbh/tc3_module/3.3.23.0/tc3_module.compiled-library
--- a/PLC/_Libraries/cmblu/baselib/0.9.1/baselib.library
+++ b/PLC/_Libraries/cmblu/baselib/0.9.1/baselib.library
--- a/interfaces/3.5.2.0/base_itfs.compiled-library
+++ b/interfaces/3.5.2.0/base_itfs.compiled-library
--- a/interfaces/3.5.12.0/cmperrors2_itfs.compiled-library
+++ b/interfaces/3.5.12.0/cmperrors2_itfs.compiled-library
--- a/PLC/_Libraries/system/sysdir/3.5.12.0/sysdir.compiled-library
+++ b/PLC/_Libraries/system/sysdir/3.5.12.0/sysdir.compiled-library
--- a/PLC/_Libraries/system/sysfile/3.5.9.0/sysfile.compiled-library
+++ b/PLC/_Libraries/system/sysfile/3.5.9.0/sysfile.compiled-library
--- a/interfaces/3.5.4.0/systypes_itfs.compiled-library
+++ b/interfaces/3.5.4.0/systypes_itfs.compiled-library
--- a/PLC/_Libraries/www.tcunit.org/tcunit/1.2.0.0/tcunit.library
+++ b/PLC/_Libraries/www.tcunit.org/tcunit/1.2.0.0/tcunit.library