Warnings And Alarms - Danfoss VLT Midi Drive FC 280 Programming Manual

Troubleshooting

8.3 Warnings and Alarms

NOTICE
Refer to the operating guide for an overview of warning and alarm types, and for the full list of warnings and alarms.
Alarm word, warning word, and PROFIBUS warning word are shown on the frequency converter display in hex format. When
there is more than 1 warning or alarm, the sum of all warnings or alarms is shown. Alarm word, warning word, and
PROFIBUS warning word can also be shown using the fieldbus in parameter 16-90 Alarm Word, parameter 16-92 Warning
Word, and parameter 9-53 Profibus Warning Word.
Unit Alarm word
Bit (hex) diagnoses (parameter 16-90 Alarm
bit Word)
00000001 48 Brake check
Power card overtem-
00000002 49
perature
00000004 50 Ground fault
Control card overtem-
00000008 51
perature
00000010 52 Control word timeout
00000020 53 Overcurrent
00000040 54 Torque limit
Motor thermistor overtem-
00000080 55
perature
Motor ETR overtem-
00000100 40
perature
00000200 41 Inverter overloaded
00000400 42 DC-link undervoltage
00000800 43 DC-link overvoltage
00001000 44 Short circuit
00004000 46 Mains phase loss
00008000 47 AMA not OK
00010000 32 Live zero error
00020000 33 Internal fault
00040000 34 Brake overload
00080000 35 Motor phase U is missing
00100000 36 Motor phase V is missing
00200000 37 Motor phase W is missing
00400000 38 Fieldbus comm. fault
00800000 39 24 V supply fault
01000000 24 Mains failure
04000000 26 Brake resistor short circuit
08000000 27 Brake chopper fault
10000000 28 Option change
Frequency converter
20000000 29
initialization
40000000 30 Safe Torque Off
80000000 31 Mechanical brake low
Table 8.13 Parameter 16-90 Alarm Word
MG07F102
Programming Guide
Alarm
Bit (hex)
number
00000001
28
00000002
69
00000004
14
00000008
65
00000010
18
00000020
13
00000040
12
00000080
11
00000100
10
00000200
9
00000400
8
00000800
7
00004000
16
00008000
4
00010000
52
00040000
2
00080000
38
00100000
26
00400000
30
00800000
31
01000000
32
02000000
34
10000000
47
40000000
36
25
Table 8.14 Parameter 16-92 Warning Word
27
67
80
68
63
Danfoss A/S © 05/2016 All rights reserved.
Unit Warning word
diagnoses (parameter 16-92 Warning
bit Word)
112 Brake check
Power card overtem-
113
perature
114 Ground fault
Control card overtem-
115
perature
116 Control word timeout
117 Overcurrent
118 Torque limit
Motor thermistor overtem-
119
perature
Motor ETR overtem-
104
perature
105 Inverter overloaded
106 DC-link undervoltage
107 DC-link overvoltage
110 Mains phase loss
111 No motor
96 Live zero error
98 Brake overload
99 Brake resistor short circuit
100 Brake chopper fault
102 Fieldbus comm. fault
103 24 V supply fault
88 Mains failure
89 Current limit
92 Encoder loss
94 Safe Torque Off
Alarm
number
28
69
14
65
18
8 8
13
12
11
10
9
8
7
4
3
2
26
25
27
34
47
36
59
61
68
53