Recirculating back into tank _fbValveFilmetchOut : FB_Valve(''); // General valve config for valves with no feedback _stValveConfig : ST_ValveConfig; // Modbus master for Pumps _fbMBMaster : FB_ModbusMaster; _fbLeviPump9 : FB_LeviPump; _xEnablePump : BOOL; _xTest : BOOL; END_VAR ]]>