CO2 gas detector with sensor module replaceable sensor,range of 0-5000ppm

Brief introduction: CO2 gas detector is stationary gas detection and monitoring device. It is sensitive to CO2 gas . It detect CO2 gas by use of natural diffusion, not by pump. With relay output, once the concentration exceed the preset alarm point(threshold) it will start the acoustic-optical alarm on the central unit and drive the external equipment like exhaust fans. It has been widely used in petrol, chemistry, metallurgy, artifice, gas transportation, biological medicine