Danfoss MCA 122 Modbus TCP User Manual

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

General

Brand	Danfoss
Model	MCA 122 Modbus TCP
Category	DC Drives
Language	English