Siemens SIMATIC ET 200AL - Status and Error Displays; Module LED Indicators

Configuration modes for digital inputs/outputs
3.4 Interrupts/diagnostic alarms
Digital input/Digital output module DIQ 16x24VDC/0.5A 8xM12 (6ES7143-5AH00-0BA0)
Manual, 03/2019, A5E38688112-AC
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3.4 Interrupts/diagnostic alarms
3.4.1 Status and error displays
LED displays
The figure below shows the LED displays (status and error displays) of the digital input
module / digital output module DIQ 16x24VDC/0.5A 8xM12.
①
Diagnostic status (DIAG)
(red/green)
②
Channel status (0 to 15)
(green)
③
Load voltage 2L+ (PWR)
(green)
Figure 3-7 LED displays