Operation
Operating Manual PSSu H m F DPsafe SN SD
1002933-EN-04
28
8.2.6
SF, BF
The LEDs "SF" and "BF" show errors in the bus connection of errors by a subscriber in in
the bus.
Colour
SF
Colour
BF
State
SF
State
BF
Key
- - -
- - -
Supply voltage is missing
- - -
Red
No connection to the bus
subscribers
- - -
Red
Configuration faulty
Red
- - -
Error in the head module
- - -
Green
Data transmission error-free