9BOperating modes
54BWhich operating modes are there for the PLC in the controllere?
10-4
10.3
Which operating modes are there for the PLC in the controllere?
Operating mode
Meaning
Use
Run
PLC program start
> The PLC program stored
in the controllere is proc-
essed.
> LED
[
PLC RUN
] lights
Control of the inputs and
outputs on the controllere by
the PLC program
Stop
PLC program stop
> The PLC program stored
in the controllere is
stopped.
> LED
[
PLC RUN
] flashes
Changes to the PLC program
or to the slaves
Gateway Controllere as gateway
> LED
[
PLC RUN
] goes out
The host on the fieldbus (op-
tion) reaches the actuators on
the AS-i bus directly via the
controllere.
i
Tip
During changes to the PLC program or to the slaves the PLC program should be
stopped to avoid malfunctions.