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Danfoss VLT User Manual

Danfoss VLT
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[1696] Maintenance Word The bits reflect the status for the programmed preventive maintenance events in parameter group
23-1*
[1830] Analog Input X42/1 Shows the value of the signal applied to terminal X42/1 on the Analog I/O card.
[1831] Analog Input X42/3 Shows the value of the signal applied to terminal X42/3 on the Analog I/O card.
[1832] Analog Input X42/5 Shows the value of the signal applied to terminal X42/5 on the Analog I/O card.
[1833] Analog Out X42/7 [V] Shows the value of the signal applied to terminal X42/7 on the Analog I/O card.
[1834] Analog Out X42/9 [V] Shows the value of the signal applied to terminal X42/9 on the Analog I/O card.
[1835] Analog Out X42/11 [V] Shows the value of the signal applied to terminal X42/11 on the Analog I/O card.
[1850]
[2117] Ext. 1 Reference [Unit] The value of the reference for extended Closed-loop Controller 1
[2118] Ext. 1 Feedback [Unit] The value of the feedback signal for extended Closed-loop Controller 1
[2119] Ext. 1 Output [%] The value of the output from extended Closed-loop Controller 1
[2137] Ext. 2 Reference [Unit] The value of the reference for extended Closed-loop Controller 2
[2138] Ext. 2 Feedback [Unit] The value of the feedback signal for extended Closed-loop Controller 2
[2139] Ext. 2 Output [%] The value of the output from extended Closed-loop Controller 2
[2157] Ext. 3 Reference [Unit] The value of the reference for extended Closed-loop Controller 3
[2158] Ext. 3 Feedback [Unit] The value of the feedback signal for extended Closed-loop Controller 3
[2159] Ext. 3 Output [%] The value of the output from extended Closed-loop Controller 3
[2230] No-Flow Power The calculated No-Flow Power for the actual operating speed
[2316] Maintenance Text
[2580] Cascade Status Status for the operation of the cascade controller
[2581] Pump Status Status for the operation of each individual pump controlled by the cascade controller
[3110] Bypass Status Word
[3111] Bypass Running Hours
[9913] Idle time
[9914] Paramdb requests in queue
[9920] HS Temp. (PC1)
[9921] HS Temp. (PC2)
[9922] HS Temp. (PC3
[9923] HS Temp. (PC4)
[9924] HS Temp. (PC5)
[9925] HS Temp. (PC6)
[9926] HS Temp. (PC7)
[9927] HS Temp. (PC8)
NOTE!
Consult the
VLT HVAC Drive Programming Guide, MG.11.CX.YY
for detailed information.
6 How to program the adjustable frequency
drive
VLT
®
HVAC Drive Instruction Manual
6-16
MG.11.A9.22 - VLT
®
is a registered Danfoss trademark
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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