SiboTech EP-321MP, User Manual

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Modbus registers start address: Modbus start address of the station equipment in the register / switch / coils
and other range is 0 ~ 65535;
Note: The configuration software EP-123, the entry refers to the address of the agreement, when the user input
PLC address, it will pop up the dialog box below. After clicking OK, the PLC address users input will be
converted into the protocol address.
PLC address and the corresponding protocol address for example the following table:
Command Examples of PLC address
Corresponding protocol
addresses
Coil Status 00001~00010 00000~00009
Input state 10001~10010 00000~00009
Holding Registers 40001~40010 00000~00009
Input register 30001~30010 00000~00009
For example: When Modbus command is configured as 03H (read holding register), when users input 40001
in this item (Modbus register starting address), it will pop up the dialog box after confirming. When clicking OK,
PLC address 40001 will be converted into 0.
Data number: Register/switching value/coil numbers.
Memory mapping starting address (HEX): Data starting address in module memory buffer.