MJC4/2.8J Catalytic Combustion Sensor Quick Response Stable And Reliable Operation

Brand Name:YJJ
Model Number:MJC4/2.8J
Minimum Order Quantity:1
Delivery Time:3-5workingdays
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
Place of Origin:China
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Location: Shenzhen Guangdong China
Address: Room 3306AB 33rd Floor, SEG Plaza,Huaqiang North Road, Futian District, Shenzhen Guangdong Province 518028
Supplier`s last login times: within 26 hours
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Product Details

MJC4/2.8J Catalytic Combustion Sensor Quick Response Stable And Reliable Operation


The MJC4/2.8J catalytic combustion combustible gas sensor is composed of a pair of detection elements and compensation elements. The two elements are platinum wire coils wrapped with catalysts and inert substances respectively. The combustible gas will undergo a catalytic combustion reaction on the catalyst of the working element, causing the resistance of the detection element to increase, thereby changing the change of the bridge output voltage, and its change value is linearly positively correlated with the concentration of the combustible gas; since there is no catalytic combustion reaction, there is no resistance change, and the compensation element mainly serves to refer to and compensate for the ambient temperature and humidity.


Application areas
1. Monitoring and alarming of various combustible gases such as methane and propane in industrial production areas;
2. Monitoring and alarming of underground gas (mainly methane) in coal mines and other mining areas;
3. Fixed and portable detection instruments for monitoring gas pipeline leaks.


Product features
1. The output voltage of the bridge circuit is linear
2. Fast response
3. Good repeatability and selectivity
4. Each component works stably and reliably
5. Excellent resistance to H2S and silica gel poisoning


Sensitivity20-40 mV/1% methane 4
Zero voltage±30 mV
Solution1% lower explosion limit
Response timeTemperature 90 ≤ 30 seconds
Recovery timeTemperature 10 ≤ 30 seconds
Working temperature/humidity range-20 ~ +60℃ less than 95%RH
Storage temperature/humidity range-20 ~ +60℃ less than 95%RH
Storage temperature/humidity range≤±5% full scale/month
Sensitivity drift≤±5% full scale
Service life2


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MJC4/2.8J Catalytic Combustion Sensor Quick Response Stable And Reliable Operation

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