Device Addresses at Gateway (Device 5, Device 6) - The address has one byte unsigned integer. The device address can be any number except 1. The number 1 is always reserved for the Primary Device.

Device Addresses at Gateway (Device 7, Device 8) - The address has one byte unsigned integer. The device address can be any number except 1. The number 1 is always reserved for the Primary Device.

7.43: Customizable Modbus Map Settings Block (50273-50784)

Using this block, you can customize up to 256 readings. All the readings that are customized in this block can be seen in the Customized Modbus Map Window Block (12289).

Line Number - 2 bytes.

Point Number - 1 byte.

Reserved - 1 byte. Currently not used.

You can select any Register or Group of Registers that has a Line Number and a Point Number from the EPM Modbus Register Map. Those selections are used to create a customized grid of up to 256 readings in the EPM Communicator Device Profile.

Example: In order to read 1 Cycle Phase A-N Voltage as Item Number 1 on your Customized

Modbus Map, you would enter for Item 1: Line Number 10 and Point Number 0.

Refer to the GE Communicator Ext User Manual for details on the creation of your Customized Modbus Map.

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GE EPM 9650/9800 manual Customizable Modbus Map Settings Block