The LOP (local operator panel) shows all engine measurements (e.g. temperatures and
pressures) and provides various engine status indications as well as an event history.
LOP
Input/Output Module handles measurements and limited control functions in a specific
area on the engine.
IOM
Cylinder Control Module handles fuel injection control and local measurements for the
cylinders.
CCM
Engine Safety Module handles fundamental engine safety, for example shutdown due
to overspeed or low lubricating oil pressure.
ESM
The above equipment and instrumentation are prewired on the engine.
14.1.3 Local operator panel
● The Local operator panel (LOP) consist of a display unit (LDU) with touch screen and
pushbuttons as well as an emergency stop button built on the engine.
The local operator panel shows all engine measurements (e.g. temperatures and pressures)
and provides various engine status indications as well as an event history
The following control functions are available:
- Local/remote control selection
- Local start & stop
- Trip & Shutdown reset
- Emergency stop
● Local emergency speed setting (mechanical propulsion):
● Local emergency stop
Fig 14-2 Local operator panel
14-2 DBAE248994
Wärtsilä 31DF Product Guide14. Automation System