Diagnostics By Means Of Led Display; Diagnostics Using The Led Display On The I/O Devices - Siemens SIMATIC Distributed I/O ET 200eco PN Operating Instructions Manual

Interrupt, error, and system messages

7.3 Diagnostics by means of LED display

7.3 Diagnostics by means of LED display
7.3.1

Diagnostics using the LED display on the I/O devices

LED display
The figure below shows the position and arrangement of the LED display on the
ET 200eco PN I/O devices:
①
②
③
④
⑤
⑥
⑦
80
SF/MT: Group fault/Maintenance (red/yellow LED)
BF: Bus monitoring (red LED)
ON: Electronics/sensor/load voltage supply 1L+ non-switched (green LED)
DC 24V: Load voltage supply 2L+ switched (green LED); only for digital output device
P1 LK: Port1 Link (green LED)
P2 LK: Port2 Link (green LED)
Channel status, channel fault (green/red LED)
Operating Instructions, 06/2022, A5E01250250-AN
ET 200eco PN