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ifm
Basic Device Manual AS-i ControllerE M4 Target V15
2015-10-30
Operating modes
Which operating modes are available for the PLC in the controllere?
118
10.3
Which operating modes are available for the PLC in the controllere?
Operating mode
Description
Use
Run
PLC program start
>
The PLC program stored in the
controllere is processed.
>
LED [PLC RUN] lights
Controlling 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 (option)
directly accesses the actuators on the
AS-i bus via the controllere.
NOTE
During changes to the PLC program or to the slaves the PLC program should be stopped to avoid
malfunctions.