User guide


English
8645 - 5


   
BUS (BO) OFF
Response monitoring time on
FreeLINE has expired.
The master has not responded.

Check network configuration at master
(controller) and station address of the
valve cluster.

Check master (controller) and bus
cable.
BUS (BF) ON
FS OFF
FN OFF
U
i
ON
U
O
ON
U
S
ON

   
BUS (BO) OFF The fieldbus module is ready for the
status “Data Exchange”, but the
master sends no Global Control
Operate telegram [e.g. if the PLC is at
Stop (Global Control Clear)].
This status does not represent an
error. The function can, however, be
bypassed in the parameter telegram
(see chapter Commissioning).
BUS (BF) FLASHING
FS OFF
FN OFF
U
i
ON
U
O
ON
U
S
ON