GE Industrial Solutions EntelliPro ES - Manual (Page 242)

Changing the Modbus RTU address
The input of a new address is protected with a user level password “22222222”.
The Modbus RTU address range is 1 thru 247.
The address is stored permanently in the CP3 panel.
COM 1
COM 1
EPOS MOTOR MANAGEMENT SYSTEM – INSTRUCTION MANUAL 6.7
CHAPTER 6: ENTELLIPRO CP3 and CP5 APPLICATION