ABB AC500 PLC - Page 931

E1..E4 d1 d2 d3 d4 Identi-
fier
000..063
AC500-
Display
<− Display in
Class Comp Dev Mod Ch Err PS501
PLC
Browser
Byte 4
Bit 6..7
- Byte 1 Byte 2 Byte 3 Byte 4
Bit 0..5
PNIO
diag-
nosis
block
Class Inter-
face
Device Module Channel Error-
Identi-
fier
Error message Remedy
1
)
2
)
3
)
Module errors
3 - 31 31 31 19 Checksum error in
the I/O module
Replace
I/O
module
3 - 31 31 31 3 Timeout in the I/O
module
3 - 31 31 31 40 Different hard-/firm-
ware versions in
the module
3 - 31 31 31 43 Internal error in the
module
3 - 31 31 31 36 Internal data
exchange failure
3 - 31 31 31 9 Overflow diagnosis
buffer
Restart
3 - 31 31 31 26 Parameter error Check
Master
3 - 31 31 31 11 Process voltage UP
too low
Check
process
supply
voltage
3 - 31 31 31 45 Process voltage UP
gone
Check
process
supply
voltage
3 - 31/1...10 31 31 17 No communication
with I/O module
Replace
I/O
module
3 - 1...10 31 31 32 Wrong I/O module
type on socket
Replace
I/O
module /
Check
configu-
ration
4 - 1...10 31 31 31 At least one
module does not
support failsafe
function
Check
modules
and
parame-
terization
Device Specifications
Communication Interface Modules (S500) > Modbus
2019/04/17 3ADR010121, 13, en_US 931