Group 04: Fault History - Daikin ACS320 Operation Manual

Group 04: Fault History

This group stores a recent history of the faults reported by the drive .
Table 25: Group 04: Fault History
Code Description
0401 LAST FAULT
0 = Clear the fault history (on panel = NO RECORD) .
n = Fault code of the last recorded fault .
0402 FAULT TIME 1
The day on which the last fault occurred . Either as:
• A date – if real time clock is operating .
• The number of days after power on – if real time clock is not used, or was not set .
0403 FAULT TIME 2
The time at which the last fault occurred . Either as:
• Real time, in format hh:mm:ss – if real time clock is operating .
• The time since power on (less the whole days reported in 0402), in format hh:mm:ss
– if real time clock is not used, or was not set .
0404 SPEED AT FLT
The motor speed (rpm) at the time the last fault occurred .
0405 FREQ AT FLT
The frequency (Hz) at the time the last fault occurred .
0406 VOLTAGE AT FLT
The DC bus voltage (V) at the time the last fault occurred .
0407 CURRENT AT FLT
The motor current (A) at the time the last fault occurred .
0408 TORQUE AT FLT
The motor torque (%) at the time the last fault occurred .
0409 STATUS AT FLT
The drive status (hex code word) at the time the last fault occurred .
0412 PREVIOUS FAULT 1
Fault code of the second last fault . Read-only
0413 PREVIOUS FAULT 2
Fault code of the third last fault . Read-only .
0414 DI 1-5 AT FLT
Status of digital inputs DI1 . . .5 at the time the latest fault occurred (binary) .
Example: 10000 = DI1 is on, DI2 . . .DI5 are off .
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Range Resolution Default
Fault code
1 0
text
Date
dd .mm .yy /
1 0
power-on
days
Time
2 s 0
hh:mm:ss
- 1 rpm 0
- 0 .1 Hz 0 .0
- 0 .1 V 0 .0
- 0 .1 A 0 .0
- 0 .1% 0 .0
- 1 0000 hex
Fault code
1 0
text
Fault code
1 0
text
OM 1190-1 • MD4 VFD
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