Siemens SIMATIC ET 200SP HA Manual de equipamiento - Página 28

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Displays and interrupts

7.3 Interrupts

7.3

Interrupts

Definition

A diagnostics interrupt is an alarm that reports activated events of a device status to the system

operator with the appropriate operating authorization (maintenance and service).

Description

The I/O module generates a diagnostics interrupt at the following events:

• Short-circuit to L+

• Short-circuit to ground

• Wire break

• Supply voltage missing

• Parameter assignment error

• 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

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

DQ 16x24VDC/0.5A

Equipment Manual, 10/2021, A5E39265993-AD