The TD321D485H-A with Communication Modules DIP RoHS is a multi-function communication module manufactured by MORNSUN. It is designed for industrial fieldbus applications, featuring modular design and flexible configurations. It supports a variety of communication protocols such as Modbus RTU/ASCII, CAN, Ethernet, and RS485/232. Other features include easy connection and setup, EMC and LVD compliance, data transmission and communication reliability, and long transmission distances. The module supports an operating temperature range of -40°C to 85°C and is certified by RoHS.