BL200 is compact and small distributed Modbus IO coupler which widely used in industrial site. It adopts embedded hardware, the main frequency is 380mhz, it is based on Linux OS, and it adopts the dual network port technology of unique MAC layer data exchange technology to realize cascade, the downtime of intermediate equipment does not affect the data transmission of subsequent equipment.

It supports Modbus TCP protocol. Up to 32 IO such as AI, DI, DO, thermal resistance, thermocouple, RS485 and other types of IO can be extended.