ABB ACS 400 - Bit descriptions for ALARM WORD 1 and ALARM WORD 2

ACS 400 User’s Manual 149
Table 28 Bit descriptions for ALARM WORD 1 and ALARM WORD 2. See also the Diagnostics section
for more information about alarms and alarm codes.
Bit # Alarm Word 1 Alarm Word 2
0 Overcurrent controller alarm Overload alarm
1 Overvoltage controller alarm Autoreset alarm
2 Undervoltage controller alarm PID sleep alarm
3 Direction lock alarm PFC autochange alarm
4 Serial communication loss PFC interlock alarm
5 Modbus exception Reserved
6 Analog input 1 loss
7 Analog input 2 loss
8 Panel loss
9 ACS 400 overtemperature
10 Motor overtemperature
11 Underload
12 Motor stall alarm
13 DDCS link
14 Reserved
15 Reserved
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