Specifications

19
STATE ACTORS ACTIONS
Remote
Auto
PLC application Run/Stop
Parameters modication
Manual
SCADA / HMI Run/Stop
Parameters modication
Local
Off Buttons and contactor De-energized starter
Local
(run/stop)
Buttons on starter Run/Stop
Light (fault)
Remote (PLC)
Starter
Auto
Run/Stop
Manual
Run/Stop
HMI / SCADA
Local buttons
Remote
Off
Local Stop
Run
Run
Fault
Auto
Local (wiring)
Local
Run/Stop
Off
Principle
(cont’d)
3-Application design
Operating modes