Started fixes for HMI

PLC/01_Stationen/Etcher/FB_Etcher.TcPOU

@@ -79,6 +79,9 @@ VAR
 	_fbRobot : FB_Mecademics;
 	
 	xDisableVacuum AT %Q* : BOOL;
+	
+	// Internals
+	_xOpenChuckClamp : BOOL;
 END_VAR
 ]]></Declaration>
     <Implementation>
@@ -100,8 +103,11 @@ ELSE
 	_tpEjectChuck(IN := FALSE);
 END_IF
 
+// Todo bessere implementierung finden
+_xOpenChuckClamp := xOpenChuckClamp OR stHMIInterface.stChuckUnlockCmd.xRequest;
+
 _fbUnlockLeft( 
-	xAutomaticOpen:= xOpenChuckClamp, 
+	xAutomaticOpen:= _xOpenChuckClamp, 
 	xReleaseErrors:= xReleaseAlarms, 
 	stValveConfig:= _stValveUnlockLeftCfg, 
 	xReleaseManualMode:= xReleaseManualMode, 
@@ -109,7 +115,7 @@ _fbUnlockLeft(
 	stHMIInterface:= stHMIInterface.stChuckUnlockLeft);
 	
 _fbUnlockRight( 
-	xAutomaticOpen:= xOpenChuckClamp, 
+	xAutomaticOpen:= _xOpenChuckClamp, 
 	xReleaseErrors:= xReleaseAlarms, 
 	stValveConfig:= _stValveUnlockRightCfg, 
 	xReleaseManualMode:= xReleaseManualMode,