The RS485 chlorine gas transmitter designed by our company has the characteristics of fast response, high sensitivity, and strong anti-interference ability. Equipped with high-performance chlorine gas sensors and microprocessors, it has the characteristics of high detection accuracy, stable performance, and low power consumption. Suitable for chlorine gas concentration monitoring in industrial safety, environmental monitoring, industrial production and other places. This device adopts a wide voltage 50-28V DC power supply, 485 signal output, standard ModBus RTU communication protocol, can set ModBus address, can change baud rate, and has a communication distance of up to 2000 meters.