Danfoss MCA 122 Modbus TCP Operating Instructions Manual page 43

Troubleshooting
Bit (Hex)
00000001
00000002
00000004
00000008
00000010
00000020
00000040
00000080
00000100
00000200
00000400
00000800
00001000
00002000
00004000
00008000
00010000
00020000
00040000
00080000
00100000
00200000
00400000
00800000
01000000
02000000
04000000
08000000
10000000
20000000
40000000
80000000
Table 6.4 Warning Word
MCA 122 Modbus TCP
Warning word
(16-92 Warning Word)
Brake check
Power card over temperature
Earth fault
Control card over temperature
Control word timeout
Over current
Torque limit
Motor thermistor over temp.
Motor ETR over temperature
Inverter overloaded
DC link under voltage
DC link over voltage
DC link voltage low
DC link voltage high
Mains phase loss
No motor
Live zero error
10 V low
Brake resistor power limit
Brake resistor short circuit
Brake chopper fault
Speed limit
Fieldbus comm. fault
24 V supply fault
Mains failure
Current limit
Low temperature
Voltage limit
Encoder loss
Output frequency limit
Safe stop
Extended status word
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Bit (Hex)
00000001
00000002
00000004
00000008
00000010
00000020
00000040
00000080
00000100
00000200
00000400
00000800
00001000
00002000
00004000
00008000
00010000
00020000
00040000
00080000
00100000
00200000
00400000
00800000
01000000
02000000
04000000
08000000
10000000
20000000
40000000
80000000
Table 6.5 Warning Word 2
Warning word 2
(16-93 Warning Word 2)
Start Delayed
Stop Delayed
Clock Failure
Firemode was active
Reserved
No Flow
Dry Pump
End of Curve
Broken Belt
Discharge high
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
KTY warning
Fans warning
ECB warning
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
PTC thermistor
Reserved
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