Interrupts - Siemens SIMATIC ET 200SP Manual

Displays and interrupts

5.2 Interrupts

5.2 Interrupts
The I/O module supports diagnostics interrupts, maintenance messages and hardware
interrupts. You can find additional information on hardware interrupts in the appendix Hardware
interrupts (Page 40)
Diagnostics interrupts
The I/O module generates a diagnostics interrupt at the following events:
● Supply voltage missing
● Short-circuit to ground
● Wire break
● Parameter assignment error
● Hardware interrupt lost
● Channel/component temporarily unavailable
● Retentive memory in carrier module defective
● Retentive memory in the terminal block defective
● Shutdown on button activation
● IO redundancy parameter assignment inconsistent
Maintenance messages
The I/O module generates a maintenance message for the following events:
● Redundancy partner has different hardware/firmware
● IO redundancy warning
● Retentive memory in carrier module defective
● Retentive memory in the terminal block defective
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Digital Input Module DI 16x24VDC HA (6DL1131-6BH00-0PH1)
Manual, 05/2017, A5E39265608-AA