Detection Principle: 

Catalytic Combustion 

Detection Method: 

Diffused 

Applicable Gas: 

Combustible Gases 

Working Method: 

Continuous Working 

Detection Scope:    

0~100%LEL   

Respond Time: 

<=15S 

Detection Error: 

<+-3%LEL 

Environment Temperature: 

-40°C~+70°C 

Relative Humidity: 

30%-95% 

Output Signal:        

Concentration Digital Signal   

Working Voltage: 

DC10V~DC30V 

Sensor Life Span:    

3 Years 

Transmission Distance: 

<1000m 

Operation Pressure: 

(86-106) kPa 

Detector Size: 

158*130*93mm 

Explosion-proof Level: 

Exd II CT6 

Connection Thread  : 

1/2G Inner Thread 

Weight: 

1kg 

Communication: 

RS485 or 4-20mA

Performance Standards: 

GB3836.1-2000,GB3836.2-2000,GB15322.1-2003

Detector Model

Gas Detected

Range

Range Optional

Resolution

Responding Time

CO Detector

CO

0-1000ppm

0-500/2000/5000ppm

1ppm

20s

O2 Detector

O2

0-25%VOL

30%VOL

0.1%VOL

20s

O3 Detector

O3

0-10ppm

0-100ppm

0.01ppm

20s

H2S Detector

H2S

0-100ppm

0-50/200/1000ppm

1ppm

30s

H2 Detector

H2

0-1000ppm

0-5000ppm

1ppm

30s

CL2 Detector

CL2

0-20ppm

0-10/100ppm

0.1ppm

30s

NH3 Detector

NH3

0-100ppm

0-50/500/1000ppm

1ppm

30s

SO2 Detector

SO2

0-20ppm

0-50/1000ppm

0.1ppm

30s

NO Detector

NO

0-250ppm

0-500ppm

1ppm

30s

NO2 Detector

NO2

0-20ppm

0-50/100ppm

0.1ppm

30s

CH2O Detector

CH2O

0-50ppm

0-5/10ppm

0.01ppm

30s

HCL Detector

HCL

0-20ppm

0-20/100ppm

0.5ppm

30s

Combustible Gas Detector

EX

0-100%LEL

0-100%LEL

1%

30s

For the gas that is not covered here though, please don’t hesitate to contact us.