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ABB ACS355 series - Fault History

ABB ACS355 series
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Actual signals and parameters 189
0309 ALARM WORD
2
A 16-bit data word. For the possible causes and remedies
and fieldbus equivalents, see chapter Fault tracing on page
349.
An alarm can be reset by resetting the whole alarm word:
Write zero to the word.
Bit 0 = Reserved
Bit 1 = PID SLEEP
Bit 2 = ID RUN
Bit 3 = Reserved
Bit 4 = START ENABLE 1 MISSING
Bit 5 = START ENABLE 2 MISSING
Bit 6 = EMERGENCY STOP
Bit 7 = ENCODER ERROR
Bit 8 = FIRST START
Bit 9 = INPUT PHASE LOSS
Bit 10…11 = Reserved
Bit 12 = MOTOR BACK EMF
Bit 13 = SAFE TORQUE OFF
Bit 14…15 = Reserved
04 FAULT HISTORY Fault history (read-only)
0401 LAST FAULT Code of the latest fault. See chapter Fault tracing on page
349 for the codes. 0 = Fault history is clear (on panel display
= NO RECORD).
1 = 1
0402 FAULT TIME 1 Day on which the latest fault occurred.
Format: Date if the real time clock is operating. / The
number of days elapsed after the power-on if the real time
clock is not used, or was not set.
1 = 1
days
0403 FAULT TIME 2 Time at which the latest fault occurred.
Format on the assistant control panel: Real time (hh:mm:ss)
if the real time clock is operating. / Time elapsed after the
power-on (hh:mm:ss minus the whole days stated by signal
0402 FAULT TIME 1) if real time clock is not used, or was
not set.
Format on the basic control panel: Time elapsed after
power-on in 2 second ticks (minus the whole days stated by
signal 0402 FAULT TIME 1). 30 ticks = 60 seconds. For
example, value 514 equals 17 minutes and 8 seconds (=
514/30).
1 = 2 s
0404 SPEED AT FLT Motor speed in rpm at the time the latest fault occurred 1 = 1 rpm
0405 FREQ AT FLT Frequency in Hz at the time the latest fault occurred 1 = 0.1 Hz
Actual signals
No. Name/Value Description FbEq

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