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 at the cylinders
where it is used.
CCM
The above equipment and instrumentation are prewired on the engine. The ingress protection class is IP54.
14.1.1 External equipment
Power unit
Two redundant power supply converters/isolators are installed in a steel sheet cabinet for bulkhead
mounting, protection class IP44.
14.1.2 Local control panel and local display unit
Operational functions available at the LCP:
• Local start
• Local stop
• Local emergency speed setting selectors (mechanical propulsion):
- Normal / emergency mode
- Decrease / Increase speed
• Local emergency stop
• Local shutdown reset
• Local mode selector switch with positions blow, blocked, local and remote
Positions:
- Local: Engine start and stop can be done only at the local control panel
- Remote: Engine can be started and stopped only remotely
- Blow: In this position it is possible to perform a manual slow turning by activating the start button.
- Blocked: Normal start of the engine is not possible
The LCP has back-up indication of the following parameters:
• Engine speed
• Turbocharger speed
• Running hours
• Lubricating oil pressure
• HT cooling water temperature
The local display unit has a set of menus for retrieval and graphical display of operating data, calculated
data and event history.
Product Guide Wärtsilä 34DF - 3/2012 115
Product Guide
14. Automation System
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