Product name | industrial fixed single gas detector |
Battery | DC24V/36V±10% |
Working environment | -40-70 |
Detection principle | catalysis\electrochemistry\semiconductor\infrared |
Alarm method | Light/sound |
Sampling | Natural diffusion |
Resolution | 0-100% lel, 0-1000PPM etc. |
Measurable gas | flammable, toxic, harmful gas |
Applications | Chemical plants, mines, oil refineries, pharmaceutical plants, metallurgical plants, gas stations, liquefied gas stations, brewing, hotel kitchens |
Feature | Support a variety of gas customization (customized diversified products according to different industrial and mining) |








Measured gas | Measuring range | Selectable range | Resolution |
Combustible Ex | 0-100%LEL | 0-100%VOL | 1%LEL/1%VOL |
Oxygen O2 | 0-30%VOL | 0-30%0-100%VOL | 0.1%VOL |
Hydrogen Sulfide H2S | 0-100PPM | 0-502001000PPM | 0.1/1PPM |
carbon monoxide CO | 0-1000PPM | 0-500/2000/5000PPM | 0.1/1PPM |
nitrogen dioxide NO2 | 0-20PPM | 0-501000PPM | 0.1/1PPM |
natural gas | 0-100%LEL | 0-100%LEL | 1%LEL |
Nitrogen oxides | 0-20PPM | 0-501000PPM | 0.1/1PPM |
Methane CH4 | 0-100%LEL | 0-100%LEL | 1%LEL/1%VOL |
carbon dioxide CO2 | 0-5000PPM | 0-1%5%10%VOL | 1PPM/0.01%VOL |
Nitric oxide NO | 0-250PPM | 0-5001000PPM | 1PPM |
nitrogen N2 | 0-100%LEL | 0-100%VOL | 1%VOL |
Alcohol | 0-100%LEL | 0-100%LEL | 1%LEL/1%VOL |
Sulphur dioxide SO2 | 0-20PPM | 0-501000PPM | 0.1/1PPM |
Chlorine CL2 | 0-20PPM | 0-10100PPM | 0.1PPM |
Dichlorosilane | 0-20PPM | 0-20100PPM | 1PPM/0.1PPM |
Ammonia NH3 | 0-100PPM | 0-505001000PPM | 0.1/1PPM |
Silicon tetrachloride | 0-20PPM | 0-20100PPM | 1PPM/0.1PPM |
Hydrogen H2 | 0-100%LEL | 0-1000PPM | 1%LEL/1PPM |
Phosphine PH3 | 0-20PPM | 0-200-100PPM | 0.01/0.1PPM |
Hydrogen chloride HCl | 0-20PPM | 0-2050100PPM | 0.01/0.1PPM |
Acrylonitrile | 0-100PPM | 0-100PPM | 1PPM/0.1PPM |
TVOC | 0-100PPM | 0-100PPM | 1PPM/0.1PPM |
CLO2 | 0-50PPM | 0-10100PPM | 0.1PPM |
Hydrogen cyanide HCN | 0-50PPM | 0-100PPM | 0.1/0.01PPM |
Ethylene oxide ETO | 0-10PPM | 0-100PPM | 1PPM/0.1PPM |
Ozone O3 | 0-10PPM | 0-20100PPM | 0.011PPM/0.1PPM |
Formaldehyde CH2O | 0-20PPM | 0-50100PPM | 1/0.1PPM |
Fluorine gas F2 | 0-10PPM | 0-110PPM | 1PPM/0.1PPM |
Hydrogen fluoride HF | 0-10PPM | 0-11050100PPM | 0.01/0.1PPM |
Xylene, Toluene | 0-20PPM | 0-51050100PPM | 0.01/0.1PPM |
malodor | 0-100PPM | 0-100PPM | 1PPM/0.1PPM |


Ningxia Nuoke Yinfeng Intelligent Technology Co., LTD., based on ningxia inland economic development special zone and energy and chemical industry base, is a high-tech enterprise specializing in the development, production, sales and technical services of gas testing instruments.



2. Do you offer guarantee for the products? Yes, we offer 1 or 2 years guarantee for the products.
3. If I order big quantity, Can I have a cheaper price? We will reduce the price according to the specific quantity and your requirements for the product.
4.How does your I factory do regarding the quality control?Quality is priority. Our factory has passed ISO 9001 with annual audit.Established a procedure to check products at all stages of the manufacturing process-raw materials, in process materials.validated or tested materials, finished goods, etc.