GRUNDFOS_MAGNA_3_MONO

GRUNDFOS_MAGNA_3_MONO (FB)

FUNCTION_BLOCK GRUNDFOS_MAGNA_3_MONO

Representation

InOut:

Scope	Name	Type	Initial	Comment
Input	xEn	BOOL	TRUE	Enable / disable communication (TRUE = enable)
Input	byUnitId	BYTE	0	Device address (1 .. 247)
Input	xUpdateActual	BOOL	FALSE	Update of actual values (on every rising edge )
Input	xUpdateSetp	BOOL	FALSE	Update of setpoints (on every rising edge )
Input	xEnPump	BOOL	FALSE	Enable / disable the pump (FALSE = Off, TRUE = On)
Input	xOverride_Max	BOOL	FALSE	Enable / disable override - maximum operation ( FALSE = Off, TRUE = On)
Input	xOverride_Min	BOOL	FALSE	Enable / disable override - minimum operation ( FALSE = Off, TRUE = On)
Input	xResErrorWarn	BOOL	FALSE	Signal for resetting alarms / warnings (rising edge)
Input	rSetp	REAL	0.0	Setpoint - pump (unit/range depending on operating mode )
Inout	ModbusClient	ModbusClientBase		Client of the device
Output	eForceModeFb	Grundfos_OperationMode		Current pump operating mode (forced control)
Output	eOperationModeFb	Grundfos_ControlStatFb		Current pump operating mode (control / regulation)
Output	wOperationStatFb	WORD		Current operating state
Output	xOperation	BOOL		Current pump operating message (FALSE = Off)
Output	rSetpFb	REAL		Feedback of the current setpoint in XXX.XX percent
Output	rProcessFb	REAL		Actual value of the controlled variable in percent
Output	rRelativePerfor	REAL		Current relative utilization in XXX.XX percent
Output	rSpeed	REAL		Current pump speed in XXX rpm
Output	xMaxSpeed	BOOL		Pump operation at maximum speed (TRUE = On)
Output	xMinSpeed	BOOL		Pump operation at minimum speed (TRUE = On)
Output	rFrequency	REAL		Current frequency of the VFD in XX.X Hz
Output	rPressure	REAL		Current actual pressure value in XX.XXX bar
Output	rDiffPressure	REAL		Current differential pressure actual value (inlet, outlet) in XX.XXX bar
Output	rRemotePressure1	REAL		Current external pressure actual value 1 in XX.XXX bar
Output	rFlow	REAL		Current flow rate in XX.X m3/h
Output	rFluidTemp	REAL		Current temperature in the medium in XXX.XX degrees Celsius
Output	rRemoteTemp2	REAL		Current external temperature 2 in XXX.XX degrees Celsius
Output	xSensorOffsetInDevice	BOOL		Indication of whether the sensors must be calibrated in the device (TRUE = calibration in the device required, FALSE = calibration in the FB required)
Output	rElecCurrent	REAL		Current electrical input current in XX.X A
Output	rDCVoltage	REAL		Current electrical voltage in the intermediate circuit in XXX.X V
Output	dwElecPower	DWORD		Current electrical input power in XXX W
Output	rElectronicTemp	REAL		Current electronics temperature in XXX.XX degrees Celsius
Output	dwOperatingHours	DWORD		Current number of operating hours in XXX h
Output	dwElecEnergyTotal	DWORD		Total electrical energy consumed in XXX kWh#
Output	dwNumberOfStarts	DWORD		Current number of switch-ons
Output	rDiffTemp	REAL		Current differential temperature (supply temperature - return temperature) in Kelvin
Output	dwPowerHeating	DWORD		Current heating output in the heating circuit in XXX W
Output	dwHeatEnergyTotal	DWORD		Total heat quantity in XXX kWh (non-resettable)
Output	dwHeatVolumeTotal	DWORD		Total water volume in heating mode in XXX.XX m3 (non- resettable)
Output	dwCoolEnergyTotal	DWORD		Total cooling quantity in XXX kWh (non-resettable)
Output	dwCoolVolumeTotal	DWORD		Total water volume in cooling mode in XXX.XX m3 (non- resettable)
Output	xAccessMode	BOOL		Current source for operation (TRUE = REMOTE = MODBUS)
Output	xWarningDevice	BOOL		Collective warning - device (TRUE = warning)
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	wErrorCodeDev	WORD	0	Error code - device (0 = no error)
Output	wWarningCodeDev	WORD	0	Warning code - device (0 = no warning)
Output	xBusy	BOOL		Communication indicator (TRUE = communication)
Input Const	rRemoteTemp2Offset	REAL	0.0	Constant measured-value offset for the transmitted temperature actual value
Input Const	rRemotePressure1Offset	REAL	0.0	Constant measured value offset for the transmitted pressure - actual value
Input Const	xEnWatchdog	BOOL	FALSE	Influence: Outputs: rRemotePressure1 Enable / disable the communication watchdog FALSE = disable / TRUE = enable If the watchdog is enabled, after a period of 5 s (fixed, not adjustable) during which no Modbus telegram has been received, switching to LOCAL mode occurs If the watchdog is enabled, address 12 is therefore updated cyclically at an interval of 2.5 s to reliably prevent the watchdog from triggering.
Input Const	eOperationMode	Grundfos_ControlStatFb	0	Pump operating mode (control / regulation) 0 = speed control
Input Const	xRemoteAccess	BOOL	TRUE	Enable / disable local operation
Input Const	tTimeUpdateSetp	TIME	TIME#45s0ms	Update interval for the processes influenced by the input xUpdateSetp influenced
Input Const	tTimeUpdateActual	TIME	TIME#3s0ms	Update interval for the processes influenced by the input xUpdateActual influenced