the following example is for you reference.


Features:
Our portable multi gas detector with a large LCD. It can monitor CO, H2S, O2 and combustible gas simultaneously. the instrument with audio/visual and vibratory indicators, rechargeable battery, and simple use. It is widely used in the area where explosion-proof is required or toxic gas leaks, like underground channels or mining industry, so as to protect the workers' life and avoid damage on the relevant equipments.

 

Technical details:

Parameters
Parameter	Technical index
Detection gas	Any combination of 1-4 gases
Measurement method	Electrochemical/infrared/catalytic combustion/PID photoion/semiconductor/thermal conductivity
Display error	≤±3%F.S
Response time	T90<30S
Linearity	≤±2
Repeatability	≤±2
Rescovery time	≤±30S
Working temperature	-20℃~50℃
Working humidity	≤95%RH non-condensing
Working power	3.6V DC.2000mAh(standard) lithium battery
Display method	≤2.2 inch LCD display
Communication method	USB(Charging and communication)
Data storage	≤15,000pieces of data storage space as standard
Charging time	≤8H(standard)
Size	125*65*45mm
Weight	200g

  Four in one gas detector probe parametersGas typeRangeResolutionDefault alarm pointFlammable gas0-100%LEL0-1%LEL20%LELH2S0-100PPM0.1PPM10PPMCO0-1000PPM0.1PPM50PPMO20-30%VOL0.1%VOL18.9%VOL

Operation method of useage:

  

 

Package: