MX21 Composite gas detectorDetailed product description：

MX21 Composite Gas Detector Product Features:
Simultaneously detecting one combustible gas and three other toxic gases
Pre installed intelligent sensor module and automatic recognition of sensor type, plug and play
Dozens of toxic gas sensors, users can freely combine them
The latest sensing technology for oxygen sensors has a lifespan of up to two years
Built in electric sampling system
Serial RS232 interface, can be directly used for instrument maintenance, upkeep, data download, and printing on a PC
Chinese operating software, user-friendly interface

Application areas of MX21 composite gas detector:
Various petroleum, petrochemical, and chemical production facility areas
Fire, coal, metallurgy, and power safety testing
Other places with CO, H2S gas and oxygen deficiency or enrichment
Municipal, telecommunications, and transportation tunnel construction safety inspections
Electronics and semiconductor industry
Medical production, hygiene and epidemic prevention investigation
Other places where toxic and harmful gases exist

Technical specifications of MX21 composite gas detector:
Gas detection: 24 combustible gases, O2、CO、H2S、SO2、CL2、NO、NO2、H2、HCL、HCN、 NH3、CLO2、 Ethylene oxide, vinyl chloride, toluene O3、CO2、HF、PH3、COCL2、 Dimethylhydrazine, phosgene, diborane, and various volatile organic compounds
Configuration: 1 combustible gas sensor and 3 optional other sensors
Measurement: Continuous
Display: LCD display, 2 lines of 16 characters, with backlight
Sampling method: diffusion/electric (manual) pump suction
Alarm: 1 combustible gas channel, 0-60% alarm points can be set freely
Two alarm points for high and low oxygen levels
1 instantaneous gas alarm point, 1 STEL and TWA alarm point
Intermittent sound and light alarm (confidence signal)
Power supply: intrinsically safe Ni Cd rechargeable battery
Working hours: 12 hours with combustible gas, CO2, and toxic gas sensors
45 hours with combustible gas and other toxic gas sensors
170 hours without combustible gas and CO2 sensors
Weight: 1 Kg
Size: 198 × 119 × 66mm
Protection level IP65
Explosion proof grade: EEx ia d IIC T4 (industrial)
EEx ia d I (Mining)
CSA Accreditation (Canada)