Diagnostics mes‐
sage
Error
code
Assignment
Meaning / Cause
Remedy
Change-over contact
error
125
H
Channel
Plausibility check between NC and NO
channel negative
Check the process wiring, re‐
place encoder
Retentive memory in
carrier module defec‐
tive
154
H
Module
Fault detected in the data block on the
carrier module during operation
Replace carrier module
Retentive memory in
the terminal block
defective
155
H
Module
An error of the memory block on the
terminal block was detected during
operation
Replace terminal block
Encoder signal flut‐
ters
310
H
Channel
Flutter error:
Signal changes too frequently within
the monitoring window
When the input signal stops fluttering
over three cycles of the monitoring
window, an outgoing diagnostics in‐
terrupt is triggered. The value state of
the current signal in the process im‐
age is set to "valid".
• Check flutter monitoring
parameter assignment
• Check the process wiring,
replace encoder if necessa‐
ry
1
Only the terminal blocks (TB 45R ...) are suitable for use with I/O modules in IO redundancy.
A.4
Maintenance events
Maintenance events
A maintenance event is generated for each maintenance required identified. The MT LED lights
up on the module.
Maintenance messages do not have a direct influence on the functions of the module or digital
inputs.
Maintenance
message
Error
code
Assignment
Meaning / Cause
Remedy
Redundancy part‐
ner has different
hardware/firm‐
ware version
120
H
Module
The redundantly configured and intercon‐
nected I/O modules are not compatible
Check and replace modules
IO redundancy
warning
121
H
Module
Unable to correctly communicate with the
partner module
• Check/replace right-hand
module
• Check/replace left-hand
module
• Check/replace terminal
block
See also the "ET 200SP HA Dis‐
tributed I/O system system
manual, Chapter "Replacing an
I/O module at IO redundancy".
Drivers, parameters, diagnostics messages and address space
A.4 Maintenance events
DI 16xNAMUR HA
48
Equipment Manual, 08/2019, A5E39293880-AD
Summary of Contents for 6DL1131-6TH00-0PH1
Page 6: ...Security information DI 16xNAMUR HA 6 Equipment Manual 08 2019 A5E39293880 AD ...
Page 8: ...Preface DI 16xNAMUR HA 8 Equipment Manual 08 2019 A5E39293880 AD ...
Page 10: ...2D Matrix code QR code EAN code DI 16xNAMUR HA 10 Equipment Manual 08 2019 A5E39293880 AD ...
Page 30: ...Parameters 6 5 Flutter monitoring DI 16xNAMUR HA 30 Equipment Manual 08 2019 A5E39293880 AD ...