Extended Status Words; Fault Messages - Danfoss VLT Series Programming Manual

Troubleshooting

4.1.3 Extended Status Words

Extended status word, 16-94 Ext. Status Word
Bit Extended Status Word
(Hex) (16-94 Ext. Status Word)
00000001 Ramping
00000002 AMA tuning
00000004 Start CW/CCW
00000008 Not used
00000010 Not used
00000020 Feedback high
00000040 Feedback low
00000080 Output current high
00000100 Output current low
00000200 Output frequency high
00000400 Output frequency low
00000800 Brake check OK
00001000 Braking max
00002000 Braking
00004000 Out of speed range
00008000 OVC active
00010000 AC brake
00020000 Password Timelock
00040000 Password Protection
00080000 Reference high
00100000 Reference low
00200000 Local Ref./Remote Ref.
00400000 Reserved
00800000 Reserved
01000000 Reserved
02000000 Reserved
04000000 Reserved
08000000 Reserved
10000000 Reserved
20000000 Reserved
40000000 Reserved
80000000 Reserved
®
VLT HVAC Drive Programming Guide
Extended status word 2, 16-95 Ext. Status Word 2

4.1.4 Fault Messages

The warning/alarm information below defines the warning/
alarm condition, provides the probable cause for the
condition, and details a remedy or troubleshooting
procedure.
WARNING 1, 10 Volts low
The control card voltage is below 10 V from terminal 50.
Remove some of the load from terminal 50, as the 10 V
supply is overloaded. Max. 15 mA or minimum 590 Ω.
This condition can be caused by a short in a connected
potentiometer or improper wiring of the potentiometer.
Troubleshooting: Remove the wiring from terminal 50. If
the warning clears, the problem is with the customer
wiring. If the warning does not clear, replace the control
card.
®
MG.11.CC.02 - VLT is a registered Danfoss trademark
Bit Extended Status Word 2 (16-95 Ext. Status
(Hex) Word 2)
00000001 Off
00000002 Hand / Auto
00000004 Not used
00000008 Not used
00000010 Not used
00000020 Relay 123 active
00000040 Start Prevented
00000080 Control ready
00000100 Drive ready
00000200 Quick Stop
00000400 DC Brake
00000800 Stop
00001000 Standby
00002000 Freeze Output Request
00004000 Freeze Output
00008000 Jog Request
00010000 Jog
00020000 Start Request
00040000 Start
00080000 Start Applied
00100000 Start Delay
00200000 Sleep
00400000 Sleep Boost
00800000 Running
01000000 Bypass
02000000 Fire Mode
04000000 Reserved
08000000 Reserved
10000000 Reserved
20000000 Reserved
40000000 Reserved
80000000 Reserved
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