Industrial Modbus Gateway with 1 serial port RS-232/485/422 and 2 100M Ethernet Ports IGW1111/IGW1112/IGW1114 series are Modbus gateways designed for integrating Modbus RTU/ASCII and Modbus TCP networks; they can achieve the conversion between Modbus RTU/ASCII and Modbus TCP protocols. This series provide 3 types of products and support 1/2/4 3IN1 serial ports and 2 100M Ethernet copper ports. They adopt DIN-Rail mounting to meet the requirements..