Waterproof CO2 Gas Sensor, 400,5000ppm Range, 485 ModBus-RTU, 2000m Long-Distance, Easy Installation

This CO2 sensor employs new infrared calibration technology to provide high accuracy, low drift and a long service life. Measurement range: 400,5000ppm. It uses 485 communication and adheres to the ModBus-RTU standard protocol; both communication address and baud rate can be configured. The device supports a maximum communication distance of 2000 meters. The unit is housed in a wall-mounted waterproof case for simple installation and a high level of protection.