Interrupts; Diagnostics Alarms - Siemens SIMATIC ET 200SP Manual

5.2

Interrupts

The RQ 4×24VUC/2A CO ST digital output module supports diagnostics alarms.
Diagnostics interrupts
The module generates a diagnostic interrupt at the following event:
● Parameter assignment error
● No supply voltage
Detailed information on the event is available in the STEP 7 online help.
5.3

Diagnostics alarms

Diagnostics alarms
A diagnostic alarm is generated and the DIAG-LED flashes on the module for each
diagnostics event. You can read out the diagnostics alarms, for example, in the diagnostics
buffer of the CPU. You can evaluate the error codes with the user program.
Table 5- 4 Diagnostics alarms, their meaning and corrective measures
Diagnostics alarm Error code
Parameter assign- 10
ment error
No supply voltage 11
Digital output module RQ 4x24VUC/2A CO ST (6ES7132-6GD51-0BA0)
Manual, 09/2017, A5E32855952-AB
Meaning
The module cannot evaluate parameters for
H
the channel
No or insufficient supply voltage L+
H
Interrupts/diagnostics alarms
5.2 Interrupts
Remedy
Incorrect parameter assignment
•
Correct the parameter assign-
•
ment
Check supply voltage L+ on the
•
potential group
Check BaseUnit
•
21