ABB ACH550-UH User Manual page 94

Ach550 series, hvac drives (1...550 hp), e-clipse bypass drives (1...400 hp), packaged drives with disconnect (1...550 hp)
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Code Description
0308 ALARM WORD 1
• When an alarm is active, the corresponding bit for the active alarm is set in the Alarm Words.
• Each alarm has a dedicated bit allocated within Alarm Words.
• Bits remain set until the whole alarm word is reset. (Reset by writing zero to the word.)
• The control panel displays the word in hex. For example, all zeros and a 1 in Bit 0 displays as 0001. All zeros and
a 1 in Bit 15 displays as 8000.
Bit #
0308,
0
OVERCURRENT
1
OVERVOLTAGE
2
UNDERVOLTAGE
3
DIR LOCK
4
IO COMM
5
AI1 LOSS
6
AI2 LOSS
7
PANEL LOSS
8
DEVICE OVERTEMP
9
MOTOR TEMP
10
Reserved
11
MOTOR STALL
12
AUTORESET
13
AUTOCHANGE
14
PFA I LOCK
15
Reserved
0309 ALARM WORD 2
• See parameter 0308.
Parameters
Group 03: Actual Signals
Range
-
1
0309,
ALARM WORD
Reserved
PID SLEEP
ID RUN
Reserved
START ENABLE 1 MISSING
START ENABLE 2 MISSING
EMERGENCY STOP
ENCODER ERROR
FIRST START
Reserved
USER LOAD CURVE
START DELAY
Reserved
Reserved
Reserved
Reserved
-
Resolution
1
2
ALARM WORD
1
ACH550-UH User's Manual
Default
-
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