Led Displays On Digital Electronic Modules - Siemens Simatic ET 200S Operating Instructions Manual

8.1.1.4

LED displays on digital electronic modules

Digital electronic modules
LED displays on digital electronic modules:
①
②
③
Status and error displays by means of LEDs on digital electronic modules
The table below shows the status and error displays on the digital electronic modules.
SF
on
ET 200S
Operating Instructions, 12/2005, A5E00515771-03
1
2
3
Group error (red) -
only for 2DI 24 VDC HF, 4DI 24 VDC HF, 2DO 24 VDC/0.5 A HF, 2DO 24 VDC/2A HF and
4DI NAMUR
Status display for input/output status (green)
Status display for status of the inputs/outputs (green) -
only for 4DI 24 VDC ST, 4DI 24 VDC HF, 4DO 24 VDC/0.5 A ST, 4DO 24 VDC/2A ST, 4DI
24 ..48 VUC HF and 4DI NAMUR
Event (LEDs)
1 5 2 6
No configuration or incorrect
on
on
on
on
8.1 Alarm, error and system messages on PROFIBUS DP
Cause
module plugged in. There is a
diagnostic message.
Input/output on channel 0 active.
Input/output on channel 1 active.
Input/output on channel 2 (only for
4DI/DO) activated.
Input/output on channel 3 (only for
4DI/DO) activated.
Alarm, error and system messages
Action
Check the parameter
assignment. Evaluate the
diagnostics.
8-7