DANFOSS_VLT_HVAC_DRIVE

DANFOSS_VLT_HVAC_DRIVE (FB)

FUNCTION_BLOCK DANFOSS_VLT_HVAC_DRIVE

Representation

InOut:

Scope	Name	Type	Initial	Comment
Input	xEn	BOOL	TRUE	Enable / disable of communication ( TRUE = enabled )
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 setpoint values ( on every rising edge )
Input	xUpdateConfig	BOOL	FALSE	Update of the configuration (on every rising edge)
Input	xEnDevice	BOOL	FALSE	Enable / disable of the frequency converter ( FALSE = Off )
Input	rSetp	REAL	0.0	Setpoint of the frequency converter ( speed setpoint ) ( -100.0 - +100.0% )
Input	xResetShutdown	BOOL	FALSE	Reset of the device after a shutdown ( on each rising edge )
Inout	ModbusClient	ModbusClientBase		Client of the device
Output	xFb	BOOL		Operation indication ( FALSE = Off, TRUE = On )
Output	rSetpPercFb	REAL		Feedback - current setpoint in percent
Output	rOutputFreq	REAL		Current output frequency in Hz
Output	wControlWordFb	WORD		Feedback - current control word
Output	wStatusWord	WORD		Current status word
Output	dwOperatingHours	DWORD		Motor running hours
Output	dwElecEnergyTota	DWORD		Total electrical energy in kWh
Output	dwCountSwitchOn	DWORD		Number of switch-ons
Output	rElecVoltage	REAL		Output voltage in volts
Output	rElecCurrent	REAL		Output current in amperes
Output	rThermalProtect	REAL		Thermal motor protection in percent
Output	xBit0_Control	BOOL		Control state ( FALSE = not ready, TRUE = ready )
Output	xBit1_FreqConv	BOOL		Frequency converter state ( FALSE = not ready, TRUE = ready )
Output	xBit2_FreeRun	BOOL		Free run state ( FALSE = active, TRUE = motor in operation )
Output	xBit3_AlarmOff	BOOL		State of fault with shutdown ( FALSE = not active, TRUE = active )
Output	xBit4_Alarm	BOOL		State of fault without shutdown ( FALSE = not active, TRUE = active )
Output	xBit6_AlarmOffBl	BOOL		State of fault with shutdown and lockout ( FALSE = not active, TRUE = active )
Output	xBit7_Warn	BOOL		Warning state ( FALSE = not active, TRUE = active )
Output	xBit8_SetpActual	BOOL		Setpoint/actual speed state ( FALSE = different, TRUE = equal )
Output	xBit9_LocalBus	BOOL		Local operation / bus control state ( FALSE = local operation, TRUE = bus control )
Output	xBit10_FreqLimit	BOOL		Frequency limits state ( FALSE = frequency is outside, TRUE = frequency is inside )
Output	xBit12_OverTInv	BOOL		Overtemperature indication of the inverter ( FALSE = Off, TRUE = On )
Output	xBit13_OverVolt	BOOL		Overvoltage indication state ( FALSE = Off, TRUE = On )
Output	xBit14_OverMomen	BOOL		Overtorque indication state ( FALSE = Off, TRUE = On )
Output	xBit15_OverTherm	BOOL		State of thermal protection devices ( FALSE = no exceedance, TRUE = threshold exceeded )
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	dwErrorCode1Dev	DWORD	0	Alarm word 1 - device
Output	dwErrorCode2Dev	DWORD	0	Alarm word 2 - device
Output	dwWarnCode1Dev	DWORD	0	Warning word 1 - device
Output	dwWarnCode2Dev	DWORD	0	Warning word 2 - device
Output	dwStateCode1Dev	DWORD	0	Extended status word 1 - device
Output	dwStateCode2Dev	DWORD	0	Extended status word 2 - device
Output	xBusy	BOOL		Communication indicator ( TRUE = Communication )
Input Const	wControlMode	WORD	0	0 = Speed control, 3 = PID controller
Input Const	xCW_Bit15	BOOL	FALSE	FALSE = No reversal, TRUE = Reversal
Input Const	xCW_Bit14	BOOL	FALSE	Most Significant Bit - parameter set selection ( 00 = parameter set 1 )
Input Const	xCW_Bit13	BOOL	FALSE	Least Significant Bit - parameter set selection ( 00 = parameter set 1 )
Input Const	xCW_Bit12	BOOL	FALSE	FALSE = Relay 02 not activated, TRUE = Relay 02 activated
Input Const	xCW_Bit11	BOOL	FALSE	FALSE = Relay 01 not activated, TRUE = Relay 01 activated
Input Const	xCW_Bit10	BOOL	TRUE	FALSE = Data invalid 1, TRUE = Data valid
Input Const	xCW_Bit9	BOOL	FALSE	FALSE = Ramp 1, TRUE = Ramp 2
Input Const	xCW_Bit8	BOOL	FALSE	FALSE = No function, TRUE = Fixed speed JOG
Input Const	xCW_Bit5	BOOL	TRUE	FALSE = Hold frequency output, TRUE = use ramp
Input Const	xCW_Bit1	BOOL	FALSE	Most Significant Bit - fixed setpoint selection ( 00 = setpoint 0 )
Input Const	xCW_Bit0	BOOL	FALSE	Least Significant Bit - fixed setpoint selection ( 00 = setpoint 0 )
Input Const	eDisableMode	VLT_HVAC_DRIVE_DISABLE_MODE	VLT_HVAC_DRIVE_DISABLE_MODE.FREE_RUN_STOP	Type of shutdown of the frequency converter
Input Const	eCWTimeoutMode	VLT_HVAC_DRIVE_CONTROL_WORD_TIMEOUT_MODE	VLT_HVAC_DRIVE_CONTROL_WORD_TIMEOUT_MODE.OFF	Function after a timeout of the control word
Input Const	tTimeUpdateCW	TIME	TIME#30s0ms	Update interval for transmission of the control word ( CW = Control word )
Input Const	tTimeUpdateConfig	TIME	TIME#0ms	Update interval for operations affected by the input 'xUpdateConfig'
Input Const	tTimeUpdateSetp	TIME	TIME#45s0ms	Update interval for the operations influenced by the input ‘xUpdateSetp’
Input Const	tTimeUpdateActual	TIME	TIME#3s0ms	Update interval for the operations influenced by the input ‘xUpdateActual’