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Danfoss VLT User Manual

Danfoss VLT
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[1652] Feedback [Unit] Reference value from programmed digital input(s).
[1653] Digi Pot Reference View the contribution of the digital potentiometer to the actual reference Feedback.
[1654] Feedback 1 [Unit] View the value of Feedback 1. See also par. 20-0*.
[1655] Feedback 2 [Unit] View the value of Feedback 2. See also par. 20-0*.
[1656] Feedback 3 [Unit] View the value of Feedback 3. See also par. 20-0*.
[1658] PID Output [%] Returns the drive closed loop PID controller output value in percent.
[1660] Digital Input Displays the status of the digital inputs. Signal low = 0; Signal high = 1.
Regarding order, see par. 16-60
Digital Input
. Bit 0 is at the extreme right.
[1661] Terminal 53 Switch Setting Setting of input terminal 53. Current = 0; Voltage = 1.
[1662] Analog Input 53 Actual value at input 53 either as a reference or protection value.
[1663] Terminal 54 Switch Setting Setting of input terminal 54. Current = 0; Voltage = 1.
[1664] Analog Input 54 Actual value at input 54 either as reference or protection value.
[1665] Analog Output 42 [mA] Actual value at output 42 in mA. Use par.6-50
Terminal 42 Output
to select the variable to be
represented by output 42.
[1666] Digital Output [bin] Binary value of all digital outputs.
[1667] Pulse Input #29 [Hz]
[1668] Pulse Input #33 [Hz]
[1669] Pulse Output #27 [Hz] Actual value of pulses applied to terminal 27 in digital output mode.
[1670] Pulse Output #29 [Hz] Actual value of pulses applied to terminal 29 in digital output mode.
[1671] Relay Output [bin] View the setting of all relays.
[1672] Counter A View the present value of Counter A.
[1673] Counter B View the present value of Counter B.
[1675] Analog In X30/11
[1676] Analog In X30/12
[1677] Analog Out X30/8 [mA]
[1680] Fieldbus CTW 1 Control word (CTW) received from the bus master.
[1682] Fieldbus REF 1 Main reference value sent with control word via the serial communications network, e.g., from the
BMS, PLC or other master controller.
[1684] Comm. Option Status Extended serial communication bus option status word.
[1685] FC Port CTW 1 Control word (CTW) received from the bus master.
[1686] FC Port REF 1 Status word (STW) sent to the bus master.
[1690] Alarm Word One or more alarms in a Hex code (used for serial communications)
[1691] Alarm word 2 One or more alarms in a Hex code (used for serial communications)
[1692] Warning Word One or more warnings in a Hex code (used for serial communications)
[1693] Warning word 2 One or more warnings in a Hex code (used for serial communications)
[1694] Ext. Status Word One or more status conditions in a Hex code (used for serial communications)
[1695] Ext. Status Word 2 One or more status conditions in a Hex code (used for serial communications)
VLT
®
HVAC Drive Instruction Manual
6 How to program the adjustable frequency
drive
MG.11.A9.22 - VLT
®
is a registered Danfoss trademark
6-15
6

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Danfoss VLT Specifications

General IconGeneral
Frequency50/60 Hz
EnclosureIP20, IP21, IP55, IP66
SeriesVLT
Control TechniqueFlux Vector Control
Output Voltage0-Vinput
Control MethodFieldbus
Communication InterfacePROFIBUS, CANopen
Protection FeaturesOverload, Overvoltage, Undervoltage, Short Circuit, Ground Fault
Cooling MethodLiquid Cooled
Storage Temperature-25°C to +70°C
Relative Humidity5-95% non-condensing
AltitudeUp to 1000m (3280ft) without derating, up to 4000m (13120ft) with derating
Operating Temperature-10°C to +50°C (14°F to 122°F)

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