Displays And Operator Controls; Led Displays - Siemens SIMATIC NET CP 342-5 Manual

Displays and operator controls

4.1

LED displays

LEDs on the front panel
On the front panel, you will see the following LEDs for displaying the operational and
communications status:
Figure 4-1
The LEDs have the following meaning:
● SF: Group error
● BUSF: Bus faults on the PROFIBUS interface
● RUN: RUN mode
● STOP: STOP mode
Unlabeled LED placeholders have no meaning.
LEDs for displaying the operating mode
The different combinations of the LEDs on the front panel indicate the status:
Table 4- 1
SF(red)
CP 342-5 / CP 342-5 FO
Manual, 10/2011, C79000-G8976-C146-09
LEDs on the front panel
LED display schemes
BUSF (red) RUN (green) STOP (yellow) CP operating mode
Starting up (STOP → RUN)
Running (RUN)
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