The 16 channel photoelectric isolation digital input and 16 channel photoelectric isolation Digital Transistor Output adopt RS485 Modbus RTU standard communication, which can be networking with PLC, etc

16 channel photoelectric isolation digital input and 16 channel relay digital output adopt RS485 Modbus RTU standard communication, and can be networking with PLC

版本：

32 channels photoelectric isolation digital input

Input 8-channel voltage / current analog acquisition, using RS-485 interface, with optocoupler isolated communication. The application layer adopts the standard Modbus RTU protocol, which can easily network with PLC and touch screen.