Danfoss VLT Midi Drive FC 280 Programming Manual page 127

Troubleshooting
2) This alarm cannot be reset via parameter 14-20 Reset Mode automatically.
For diagnosis, read out the alarm words, warning words, and extended status words.
Alarm word
(parameter 1
Bit Hex Dec
6-90 Alarm
Word)
000000
0 1 Brake check
01
000000 Pwr. card
1 2
02 temp
000000
2 4 Earth fault
04
000000 Ctrl. card
3 8
08 temp
000000
4 16 Ctrl. word TO
10
000000
5 32 Overcurrent
20
000000
6 64 Torque limit
40
000000 Motor Th.
7 128
80 over
000001 Motor ETR
8 256
00 over
000002 Inverter
9 512
00 overld.
000004
10 1024 DC undervolt.
00
000008
11 2048 DC overvolt.
00
000010
12 4096 Short circuit
00
000020
13 8192 Reserved
00
000040 Mains ph.
14 16384
00 loss
000080
15 32768 AMA not OK
00
000100 Live zero
16 65536
00 error
000200
17 131072 Internal fault
00
000400 Brake
18 262144
00 overload
000800
19 524288 U phase loss
00
001000
20 1048576 V phase loss
00
MG07C302
Programming Guide
Alarm word
Alarm word 2
3
(parameter 1
(parameter 1 (parameter 16
6-91 Alarm
6-97 Alarm -92 Warning
Word 2)
Word 3)
STO function
Reserved
fault
Gate drive
MM alarm
voltage fault
Reserved Reserved
Reserved Reserved
Reserved Reserved Ctrl. word TO
Reserved Reserved Overcurrent
Reserved Reserved Torque limit
Reserved Reserved
Broken belt Reserved
Reserved Reserved
Start failed Reserved DC undervolt.
Speed limit Reserved DC overvolt.
External
Reserved
interlock
Reserved Reserved
Reserved Reserved Mains ph. loss
Reserved Reserved
Reserved Reserved Live zero error
Reserved Reserved
Brake resistor
Reserved Reserved
power limit
Reserved Reserved
Option
Reserved
detection
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Warning Warning Extended
word word 2 status word
(parameter 16 (parameter 16
-93 Warning -94 Ext. Status
Word) Word 2)
Reserved Reserved Ramping
Pwr. card
Reserved AMA tuning
temp
Reserved Reserved Start CW/CCW Profibus OFF1 active
Ctrl. card
Reserved Slowdown
temp
Reserved Catchup
Reserved Feedback high
Reserved Feedback low
Motor Th.
Reserved
over current high
Motor ETR
Broken belt
over current low
Inverter Output freq.
Reserved
overld.
Output freq.
Reserved
Brake check
Reserved
Reserved Reserved Braking max
Reserved Reserved
Reserved Reserved
Auto DC
No motor OVC active
braking
Reserved AC brake
Reserved Reserved Reserved
Reserved Reserved
Reference
Reserved Reserved
Reserved Overload T27 Reference low
Extended
status word 2
(parameter 16-95 Ex
t. Status Word 2)
Word)
Off
Hand/Auto
Profibus OFF2 active
Profibus OFF3 active
Reserved
Reserved
Output
Control ready
Output Frequency converter
ready
Quick stop
high
DC brake
low
Stop
OK
Reserved
Freeze output
Braking
request
Freeze output
Jog request
Jog
Start request
Start
Reserved
high
Start delay
125
6 6