ABB AC500 PLC - Page 800

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
PNIO
diag-
nosis
block
Class Inter-
face
Device Module Channel Error
identi-
fier
Error message Remedy
1
)
2
)
3
)
4
)
4 11 ADR 1...7 31 31 At least one
module does not
support failsafe
function
Check
modules
and
parame-
terization
4 11 ADR 31/1...7 31 34 No response during
initialization of the
I/O module
Replace
I/O
module
Channel error digital CI592-CS31
4 11 ADR 31/1...7 14...21
5
)
47 Short circuit at dig-
ital output
Check
terminals
Channel error analog CI592-CS31
4 11 ADR 31/1...7
8...11
6
)
48 Analog value over-
flow or broken wire
at an analog input
Check
value or
check
terminals
4 11 ADR 31/1...7
8...11
6
)
7 Analog value
underflow at an
analog input
Check
value
4 11 ADR 31/1...7
8...11
6
)
47 Short-circuit at an
analog input
Check
terminals
4 11 ADR 31/1...7 12...13
7
)
4 Analog value over-
flow at an analog
output
Check
output
value
4 11 ADR 31/1...7 12...13
7
)
7 Analog value
underflow at an
analog output
Check
output
value
Remarks:
1
)
In AC500 the following interface identifier applies:
14 = I/O bus, 11 = COM1 (e.g. CS31 bus), 12 = COM2.
The FBP diagnosis block does not contain this identifier.
2
)
With "Device" the following allocation applies:
31 = Module itself, 1...7 = Expansion module 1...7, ADR = Hardware
address (e.g. of the DC551)
Device Specifications
Communication Interface Modules (S500) > CS31
2019/04/173ADR010121, 13, en_US800