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Interrupts - Siemens DQ 4x24VDC/2A HS User Manual

Simatic et 200sp digital output module.
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PWR LED
Table 5- 4
Pulse width modulation (PWM) LED
Table 5- 5
5.2

Interrupts

The DQ 4×24VDC/2A HS digital output module supports diagnostics interrupts.
Diagnostic interrupts
The module generates a diagnostic interrupt at the following events:
● Short-circuit
● Overtemperature
● High limit violated
● Parameter assignment error
● No load voltage
● Communications error
● Channel temporarily unavailable
Detailed information on the event is available in the STEP 7 online help.
Digital output module DQ 4x24VDC/2A HS (6ES7132-6BD20-0DA0)
Manual, 03/2015, A5E34944434-AA
Status display of the PWR LED
PWR LED
Meaning
No supply voltage L+
Off
Supply voltage L+ present
On
Status display of the pulse width modulation LED
PWM LED
Meaning
Pulse width modulation operating mode disabled
Off
Pulse width modulation operating mode enabled
On
Interrupts/diagnostics alarms
5.2 Interrupts
31

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