SYSTEMAIR_SAVE_CONTROL

SYSTEMAIR_SAVE_CONTROL (FB)

FUNCTION_BLOCK SYSTEMAIR_SAVE_CONTROL

Representation

InOut:

Scope	Name	Type	Initial	Comment
Input	xEn	BOOL	TRUE	Enable / disable communication (TRUE = enable)
Input	byUnitId	BYTE	0	Device address
Input	xUpdateActual	BOOL	FALSE	Update of actual values (on every rising edge )
Input	xUpdateSetp	BOOL	FALSE	Update of setpoints (on every rising edge )
Input	eOpMode	SYSTEMAIR_SAVE_CONTROL_OP_MODE	SYSTEMAIR_SAVE_CONTROL_OP_MODE.AUTO	Operating mode of the device — preset
Input	arwSpFan_Percent	ARRAY [1 .. 10] OF WORD	[16, 16, 16, 16, 16, 16, 16, 16, 16, 16]	Setpoints (percent) of the fans in the individual fan stages (MIN, LOW, NORMAL, HIGH, MAX) arwSpFan_Percent[1] = Setpoint - supply fan at stage MIN (range: 16 … 100) arwSpFan_Percent[2] = Setpoint - exhaust fan at stage MIN (range: 16 … 100) arwSpFan_Percent[3] = Setpoint - supply fan at stage LOW (range: 16 … 100) arwSpFan_Percent[4] = Setpoint - exhaust fan at stage LOW (range: 16 … 100) arwSpFan_Percent[5] = Setpoint - supply fan at stage NORMAL (range: 16 … 100) arwSpFan_Percent[6] = Setpoint - exhaust fan at stage NORMAL (range: 16 … 100) arwSpFan_Percent[7] = Setpoint - supply fan at stage HIGH (range: 16 … 100) arwSpFan_Percent[8] = Setpoint - exhaust fan at stage HIGH (range: 16 … 100) arwSpFan_Percent[9] = Setpoint - supply fan at stage MAX (range: 16 … 100) arwSpFan_Percent[10] = Setpoint - exhaust fan at stage MAX (range: 16 … 100)
Input	arwSpFan_UPM	ARRAY [1 .. 10] OF WORD	[500, 500, 500, 500, 500, 500, 500, 500, 500, 500]	Setpoints (RPM) of the fans in the individual fan stages (MIN, LOW, NORMAL, HIGH, MAX) arwSpFan_UPM[1] = Setpoint - supply fan at stage MIN (range: 500 … 5000) arwSpFan_UPM[2] = Setpoint - exhaust fan at stage MIN (range: 500 … 5000) arwSpFan_UPM[3] = Setpoint - supply fan at stage LOW (range: 500 … 5000) arwSpFan_UPM[4] = Setpoint - exhaust fan at stage LOW (range: 500 … 5000) arwSpFan_UPM[5] = Setpoint - supply fan at stage NORMAL (range: 500 … 5000) arwSpFan_UPM[6] = Setpoint - exhaust fan at stage NORMAL (range: 500 … 5000) arwSpFan_UPM[7] = Setpoint - supply fan at stage HIGH (range: 500 … 5000) arwSpFan_UPM[8] = Setpoint - exhaust fan at stage HIGH (range: 500 … 5000) arwSpFan_UPM[9] = Setpoint - supply fan at stage MAX (range: 500 … 5000) arwSpFan_UPM[10] = Setpoint - exhaust fan at stage MAX (range: 500 … 5000)
Input	arwSpFan_Pressure	ARRAY [1 .. 10] OF WORD	[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]	Setpoints (pressure) of the fans in the individual fan stages (MIN, LOW, NORMAL, HIGH, MAX) arwSpFan_Pressure[1] = Setpoint - supply fan at stage MIN (range: unknown) arwSpFan_Pressure[2] = Setpoint - exhaust fan at stage MIN (range: unknown) arwSpFan_Pressure[3] = Setpoint - supply fan at stage LOW (range: unknown) arwSpFan_Pressure[4] = Setpoint - exhaust fan at stage LOW (range: unknown) arwSpFan_Pressure[5] = Setpoint - supply fan at stage NORMAL (range: unknown) arwSpFan_Pressure[6] = Setpoint - exhaust fan at stage NORMAL (range: unknown) arwSpFan_Pressure[7] = Setpoint - supply fan at stage HIGH (range: unknown) arwSpFan_Pressure[8] = Setpoint - exhaust fan at stage HIGH (range: unknown) arwSpFan_Pressure[9] = Setpoint - supply fan at stage MAX (range: unknown) arwSpFan_Pressure[10] = Setpoint - exhaust fan at stage MAX (range: unknown)
Input	arwSpFan_VolumeFlow	ARRAY [1 .. 10] OF WORD	[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]	Setpoints (volume flow) of the fans in the individual fan stages (MIN, LOW, NORMAL, HIGH, MAX) arwSpFan_VolumeFlow[1] = Setpoint - supply fan at stage MIN (range: unknown) arwSpFan_VolumeFlow[2] = Setpoint - exhaust fan at stage MIN (range: unknown) arwSpFan_VolumeFlow[3] = Setpoint - supply fan at stage LOW (range: unknown) arwSpFan_VolumeFlow[4] = Setpoint - exhaust fan at stage LOW (range: unknown) arwSpFan_VolumeFlow[5] = Setpoint - supply fan at stage NORMAL (range: unknown) arwSpFan_VolumeFlow[6] = Setpoint - exhaust fan at stage NORMAL (range: unknown) arwSpFan_VolumeFlow[7] = Setpoint - supply fan at stage HIGH (range: unknown) arwSpFan_VolumeFlow[8] = Setpoint - exhaust fan at stage HIGH (range: unknown) arwSpFan_VolumeFlow[9] = Setpoint - supply fan at stage MAX (range: unknown) arwSpFan_VolumeFlow[10] = Setpoint - exhaust fan at stage MAX (range: unknown)
Input	rSpTemp	REAL	22.0	Setpoint - temperature (supply air, exhaust air, room) (range: 12.0 - 30.0 degrees Celsius)
Input	rSpSupplyTempMin	REAL	18.0	Minimum value - supply air temperature (range: 12.0 - 40.0 degrees Celsius)
Input	rSpSupplyTempMax	REAL	30.0	Maximum value - supply air temperature (range: 12.0 - 40.0 degrees Celsius)
Input	xFilterReset	BOOL	FALSE	State of filter reset (TRUE = active)
Input	xResError	BOOL	FALSE	Reinitialization of the outputs eErrorCodeCom in the fault-free state (on each rising edge)
Inout	ModbusClient	ModbusClientBase		Client of the device
Output	eOpModeFb	SYSTEMAIR_SAVE_CONTROL_OP_MODE_FB		Operating mode of the device — feedback
Output	xOperation	BOOL		Operating message of the device (TRUE = operation)
Output	rSpSupplyFan_Min	REAL		Setpoint - supply fan at stage Minimum (percent, RPM, pressure, volume flow)
Output	rSpExhausFan_Min	REAL		Setpoint - exhaust fan at stage Minimum (percent, RPM, pressure, volume flow)
Output	rSpSupplyFan_Low	REAL		Setpoint - supply fan at stage Low (percent, RPM, pressure, volume flow)
Output	rSpExhausFan_Low	REAL		Setpoint - exhaust fan at stage Low (percent, RPM, pressure, volume flow)
Output	rSpSupplyFan_Nor	REAL		Setpoint - supply fan at stage Normal (percent, RPM, pressure, volume flow)
Output	rSpExhausFan_Nor	REAL		Setpoint - exhaust fan at stage Normal (percent, RPM, pressure, volume flow)
Output	rSpSupplyFan_Hig	REAL		Setpoint - supply fan at stage High (percent, RPM, pressure, volume flow)
Output	rSpExhausFan_Hig	REAL		Setpoint - exhaust fan at stage High (percent, RPM, pressure, volume flow)
Output	rSpSupplyFan_Max	REAL		Setpoint - supply fan at stage Maximum (percent, RPM, pressure, volume flow)
Output	rSpExhausFan_Max	REAL		Setpoint - exhaust fan at stage Maximum (percent, RPM, pressure, volume flow)
Output	rRotSpeedSupFan	REAL		Current speed of the supply fan in 1 / min ( tachometer signal, 0 - 5000)
Output	rRotSpeedExhFan	REAL		Current speed of the exhaust fan in 1 / min ( tachometer signal, 0 - 5000)
Output	rSpSupplyAirTemp	REAL		Current supply air set temperature (12.0 - 30.0 degrees Celsius)
Output	rAntifreezeSig	REAL		Actual value - frost protection sensor (-40.0 - +80.0 degrees Celsius)
Output	rTempOda	REAL		Current outside temperature (-40.0 - +80.0 degrees Celsius)
Output	rSupplyAirTemp	REAL		Current supply air temperature (-40.0 - +80.0 degrees Celsius)
Output	rRoomTemp	REAL		Current room temperature (-40.0 - +80.0 degrees Celsius)
Output	rOverHeatTemp	REAL		Current overheating temperature in the electric post-heating coil (-40.0 - +80.0 degrees Celsius)
Output	rExhaustAirTemp	REAL		Current exhaust air temperature (-40.0 - +80.0 degrees Celsius)
Output	rContSigHeatRec	REAL		Control signal - HRU or bypass (0 - 100%)
Output	rContSigReHeat	REAL		Control signal - post-heating coil (0 - 100%)
Output	xFilterMainten	BOOL		Actual value - filter maintenance indicator (TRUE = maintenance required )
Output	xFireAlarm	BOOL		Actual value - fire alarm (smoke detector) (TRUE = alarm active)
Output	xErrorDevice_A	BOOL		Alarm output - fault messages - Alarm A (TRUE = fault active)
Output	xErrorDevice_B	BOOL		Alarm output - fault messages - Alarm B (TRUE = fault active)
Output	xErrorDevice_C	BOOL		Alarm output - fault messages - Alarm C (TRUE = fault active)
Output	xAlarm	BOOL	FALSE	Collective fault (TRUE = fault)
Output	xAlarmCom	BOOL	FALSE	Collective fault - communication (TRUE = fault)
Output	eErrorCodeCom	ModbusErrorCode		Error code - communication (0 = no error)
Output	xBusy	BOOL		Communication indicator (TRUE = communication)
Input Const	eSpFanMode	SYSTEMAIR_SAVE_CONTROL_SP_FAN_MODE	SYSTEMAIR_SAVE_CONTROL_SP_FAN_MODE.PERCENT	Operating mode for the fan setpoints By selecting this operating mode, the array is defined that is monitored for changes in the setpoints. Example: eSpFanMode = SYSTEMAIR_SAVE_CONTROL_SP_FAN_MODE.PERCENT The array arwSpFan_Percent is monitored for changes and transmitted if necessary.
Input Const	eExhaustAirFanLevel	SYSTEMAIR_SAVE_CONTROL_EXHAUST_AIR_FAN_LEVEL	SYSTEMAIR_SAVE_CONTROL_EXHAUST_AIR_FAN_LEVEL.NORMAL	Fan stage of the exhaust fan in manual mode
Input Const	eSupplyAirFanLevel	SYSTEMAIR_SAVE_CONTROL_SUPPLY_AIR_FAN_LEVEL	SYSTEMAIR_SAVE_CONTROL_SUPPLY_AIR_FAN_LEVEL.NORMAL	Fan stage of the supply fan in manual mode
Input Const	diAdrOffset	DINT	0	Offset for calculating the Modbus addresses (from the Modbus registers) (permitted range: -1, 0, +1)
Input Const	tTimeUpdateSetp	TIME	TIME#45s0ms	Update interval for the processes influenced by the input xUpdateSetp influenced
Input Const	tTimeUpdateActual	TIME	TIME#10s0ms	Update interval for the processes influenced by the input xUpdateActual influenced