ABB AC500 PLC - Diagnosis

Diagnosis
In case of overload or short circuit, the outputs switch off automatically and try to switch on
again cyclically. Therefore, an acknowledgement of the outputs is not necessary. The LED error
message, however, is stored.
E1...E4 d1 d2 d3 d4 Identi-
fier
000...06
3
AC500
display
<− Display in
Class Comp Dev Mod Ch Err PS501
PLC
browser
Byte 6
Bit 6...7
- Byte 3 Byte 4 Byte 5 Byte 6
Bit 0...5
FBP
diag-
nosis
block
Class Inter-
face
Device Module Channel Error
Identi-
fier
Error message Remedy
1
)
2
)
3
)
4
)
Module error
3 14 1...10 31 31 19 Checksum error in
the I/O module
Replace
I/O
module
11 / 12 ADR 1...10
3 14 1...10 31 31 3 Timeout in the I/O
module
Replace
I/O
module
11 / 12 ADR 1...10
3 14 1...10 31 31 40 Different hard-/firm-
ware versions in
the module
Replace
I/O
module
11 / 12 ADR 1...10
3 14 1...10 31 31 43 Internal error in the
module
Replace
I/O
module
11 / 12 ADR 1...10
3 14 1...10 31 31 36 Internal data
exchange failure
Replace
I/O
module
11 / 12 ADR 1...10
3 14 1...10 31 31 9 Overflow diagnosis
buffer
New
start
11 / 12 ADR 1...10
3 14 1...10 31 31 26 Parameter error Check
master
11 / 12 ADR 1...10
3 14 1...10 31 31 11 Process voltage too
low
Check
process
voltage
11 / 12 ADR 1...10
4 14 1...10 31 31 45 Process voltage is
switched off (ON −>
OFF)
Process
voltage
ON
11 / 12 ADR 1...10
Channel error DC532
4 14 1...10 2 16...31 47 Short circuit at a
digital output
Check
connec-
tion
11 / 12 ADR 1...10
Remarks:
Device Specifications
I/O Modules > Digital I/O Modules
2019/04/173ADR010121, 13, en_US328