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 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
)
4 - 31 2 0...7 46 Externally voltage
detected at digital
output DO0...DO7
6
)
Check
terminals
4 - 31 2 0...7 47 Short circuit at dig-
ital output
7
)
Check
terminals
Channel error analog
4 - 31 1 0...3 48 Analog value over-
flow or broken wire
at an analog input
Check
value or
check
terminals
4 - 31 1 0...3 7 Analog value
underflow at an
analog input
Check
value
4 - 31 1 0...3 47 Short circuit at an
analog input
Check
terminals
4 - 31 3 0...1 4 Analog value over-
flow at an analog
output
Check
output
value
4 - 31 3 0...1 7 Analog value
underflow at an
analog output
Check
output
value
Remarks:
1
)
In AC500 the following interface identifier applies:
"-" = Diagnosis via bus-specific function blocks; 0...4 or 10 = Position of the
communication module;14 = I/O bus; 31 = Module itself
The identifier is not contained in the CI501-PNIO diagnosis block.
2
)
With "Device" the following allocation applies: 31 = Module itself; 1...10 =
Expansion module
3
)
With "Module" the following allocation applies:
31 = Module itself
Module type (1 = AI, 2 = DO, 3 = AO)
Communication Interface Modules (S500) > PROFINET
2019/04/173ADR010121, 13, en_US1034