Section 75 00-02-0878
2013-03-07 - 140 -
Modbus Communication
Additional Information
This is to be considered as additional information for Modbus RS 485 RTU. Please refer to the
ECM (Engine Communication Module) user manuals for more information about the ECM
protocol technical description and the details of each communication value. The data can be
transmitted to a PLC, a computer, the alarm-and-monitoring system or a Scada system.
A certain amount of engine data can be transmitted from the engine communication module to
the controller unit. They can be transmitted through Modbus.
The available values depend on the selected type of engine communication.
The data readable by the Modbus communication are converted into the chosen unit in
parameter 10970.
Readings
Analog Values
The reading of values is independent of engine type, so all readings below are available in the
Modbus protocol.
The availability of data from the individual engine types is dependent on the specific engine.
Please refer to the engine manual in question.
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