Interrupts; Diagnostics Alarms - Siemens ET 200MP Manual

Interrupts/diagnostics alarms

5.2 Interrupts

5.2 Interrupts
Digital output module DQ 16x24...48VUC/125VDC/0.5A ST supports diagnostic interrupts.
For detailed information on the error event, refer to the diagnostic interrupt organization
block with the "RALRM" instruction (read additional interrupt information) and to the STEP 7
online help.
Diagnostics interrupt
The module generates a diagnostic interrupt at the following event: Parameter assignment
error
5.3

Diagnostics alarms

Diagnostics alarms
A diagnostics alarm is generated and the ERROR LED flashes for each diagnostics event on
the module. You can read the diagnostics alarms, for example, in the diagnostics buffer of
the CPU. You can evaluate the error codes with the user program.
Table 5- 3 Diagnostics alarm, meaning and corrective measures
Diagnostics alarm
Parameter assignment
error
22
Error code Meaning
10
The module cannot evaluate pa-
•
H
rameters for the channel.
Incorrect parameter assignment
•
Digital output module DQ 16x24...48VUC/125VDC/0.5A ST (6ES7522-5EH00-0AB0)
Corrective measures
Correct the parameter assignment
Manual, 11/2015, A5E35683139-AA