Siemens SIMATIC NET CP 342-5 - Displays and Operator Controls; 4.1 LED Displays

CP 342-5 / CP 342-5 FO
Manual, 10/2011, C79000-G8976-C146-09
19
Displays and operator controls
4
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:
6)
581
6723
%86)
Figure 4-1 LEDs on the front panel
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 LED display schemes
SF(red) BUSF (red) RUN (green) STOP (yellow) CP operating mode
Starting up (STOP → RUN)
Running (RUN)