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Table 5: List of error messages for Safety I/O modules (channel or module reintegration is possible)
Error
class
Compo-
nent or
Inter-
face
Device Module
Channel
Error
Error text
Remedy
E3
14
1..10
31
31
20
PROFIsafe
communication
error
Restart I/O module. If this
error persists, contact ABB
technical support.
E3
14
1..10
31
31
25
PROFIsafe
watchdog
timed out.
Restart I/O module. If this
error persists, increase
PROFIsafe watchdog time.
E3
14
1..10
31
31
10
Process
voltage too
high
Check process voltage
E3
14
1..10
31
31
11
Process
voltage too low
Check process voltage
E3
14
1..10
31
31
43
Internal error
in the device
Replace I/O module
E3
14
1..10
1
0..3
4
Measurement
overflow at the
I/O module
Check channel wiring and
sensor power supply.
E3
14
1..10
1
0..3
7
Measurement
underflow at
the I/O module
Check channel wiring and
sensor power supply.
E3
14
1..10
1
0..3
55
Channel value
difference too
high
Adjust tolerance window for
channels. Check channel
wiring and sensor configu-
ration.
E3
14
1..10
0
0..15
3
Discrepancy
time expired
Check discrepancy time
value, channel wiring and
sensor.
E3
14
1..10
0
0..15
25
Channel stuck-
at error
Check I/O module wiring.
Restart I/O module, if
needed. If this error per-
sists, replace I/O module.
E3
14
1..10
0
0..15
12
Test pulse
error
Check wiring and sensor.
E3
14
1..10
0
0..15
13
Module 0:
Channel test
pulse cross-
talk error
Module 2:
Channel read-
back error
Check wiring and sensor. If
this error persists, replace
I/O module. Contact ABB
technical support.
AC500-S Safety Modules
Generic Safety I/O module behaviour > Diagnosis
30.03.2017
AC500-S
72