Modbus protocol - OPT100

OPT100 User Guide

Document code
M211858EN
Revision
N
Language
English (United States)
Product
OPT100
Document type
User guide

Data measured by DGA monitor can be read using Modbus protocol. Supported Modbus variants are:

  • Modbus TCP over the Ethernet interface
  • Modbus RTU (serial Modbus) over the RS-485 interface
Table 1. Modbus TCP communication settings
Property Specification
IP address of Modbus server IP address of DGA monitor on interface ETH0
Modbus server port 502
Table 2. Default Modbus RTU communication settings
Property Specification
Baud rate 19200
Parity Even
Data bits 8
Stop bits 1
Modbus RTU slave address 240