Danfoss MCA 124 Operating Instructions Manual page 50

Troubleshooting
Bit (Hex) Unit Warning word
diagnose (16-92 Warning Word)
bit
00000001 112 Brake check
00000002 113 Power card over
temperature
00000004 114 Earth fault
00000008 115 Control card
00000010 116 Control word timeout
00000020 117 Over current
00000040 118 Torque limit
00000080 119 Motor thermistor over
temp.
00000100 104 Motor ETR over
temperature
00000200 105 Inverter overloaded
00000400 106 DC link under voltage
00000800 107 DC link over voltage
00001000 108 DC link voltage low
00002000 109 DC link voltage high
00004000 110 Mains phase loss
00008000 111 No motor
00010000 96 Live zero error
00020000 97 10 V low
00040000 98 Brake overload
00080000 99 Brake resistor short circuit
00100000 100 Brake chopper fault
00200000 101 Speed limit
00400000 102 Fieldbus comm. fault
00800000 103 24 V supply fault
01000000 88 Mains failure
02000000 89 Current limit
04000000 90 Low temperature
08000000 91 Voltage limit
10000000 92 Encoder loss
20000000 93 Output frequency limit
40000000 94 Unused
80000000 95 Warning word 2 (ext. stat.
word)
Table 10.17
MCA 124 EtherCAT Operating Instruction
Alarm no. Bit (Hex)
28 00000001
29 00000002
00000004
14
00000008
65
00000010
18
00000020
13
00000040
12
00000080
11
00000100
00000200
10
00000400
00000800
9
00001000
8
00002000
7
00004000
6
00008000
5
Table 10.18
4
3
Bit (Hex)
2
00000001
1
00000002
26
00000004
25
00000008
27
00000010
49
00000020
34
00000040
47
00000080
36
00000100
59
00000200
66
00000400
64
00000800
61
00001000
62
00002000
-
00004000
-
00008000
Table 10.19
NOTE
16-84 Comm. Option STW is not part of extended diagnosis.
®
MG92A302 - VLT is a registered Danfoss trademark
Unit PROFIBUS warning word (9-53 Profibus
diagnose Warning Word)
bit
160 Connection with DP-master is not ok
161 Unused
162 FDL (Fieldbus Data link Layer) is not ok
163 Clear data command received
164 Actual value is not updated
165 Baudrate search
166 PROFIBUS ASIC is not transmitting
167 Initialising of PROFIBUS is not ok
152 Drive is tripped
153 Internal CAN error
154 Wrong configuration data from PLC
155 Wrong ID sent by PLC
156 Internal error occurred
157 Not configured
158 Timeout active
159 Warning 34 active
Comm. option STW (16-84 Comm. Option STW)
parameterization ok
configuration ok
clearmode active
baudrate search
waiting for parameterization
waiting for configuration
in data exchange
not used
not used
not used
not used
MCL2/1 connected
MCL2/2 connected
MCL2/3 connected
data transport active
not used
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