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Measurable gas | combustible gas, toxic and harmful gas |
Product Size | 183*143*107mm (Display type) 183*43*92mm (No display type) |
Sampling | Natural diffusion |
Battery | DC24V/36V±10% |
Ambient temperature | Temperature -40ºC~70ºC |
Power | 12-30V DC |
Output signal (The user can decide as follows according to actual needs) | a. Standard three-wire 4-20mA analog signal output b.Two-wire 4-20mA analog signal output (optional) c. Relay switch output (optional) d. RS485 bus output (optional) |
Wiring method | M20*1.5mm (metric) |
Explosion proof mark | Exd IIC T6 Gb |
Working temperature | 10~55ºC |
Battery | DC24V/36V±10% |
Alarm method | Light/sound |
Monitor gas concentration in open air in the environment.
Two stage alarm with sound and light
Explosion proof design, proof grade Ex dII CT6, IP65 water dust proof.
LED display, Independent acousto-optic alarm, need extra cost $15/pc.
With zero calibration functions, makes the detection more accurate and reliable.
With 4-20mA signal output, being compatible with PLC, DCS and other control system.
Click here to ask us for any detailed information about gas detectors!
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 | 0-50,200,1000PPM | 0.1/1PPM |
carbon monoxide CO | 0-1000PPM | 0-500/2000/5000PPM | 0.1/1PPM |
nitrogen dioxide NO2 | 0-20PPM | 0-50,1000PPM | 0.1/1PPM |
natural gas | 0-100%LEL | 0-100%LEL | 1%LEL |
Nitrogen oxides | 0-20PPM | 0-50,1000PPM | 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 | 0-500,1000PPM | 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 | 0-50,1000PPM | 0.1/1PPM |
Chlorine CL2 | 0-20PPM | 0-10,100PPM | 0.1PPM |
Dichlorosilane | 0-20PPM | 0-20,100PPM | 1PPM/0.1PPM |
Ammonia NH3 | 0-100PPM | 0-50,500,1000PPM | 0.1/1PPM |
Silicon tetrachloride | 0-20PPM | 0-20,100PPM | 1PPM/0.1PPM |
Hydrogen H2 | 0-100%LEL | 0-1000PPM | 1%LEL/1PPM |
Phosphine PH3 | 0-20PPM | 0-20,0-100PPM | 0.01/0.1PPM |
Hydrogen chloride HCl | 0-20PPM | 0-20,50,100PPM | 0.01/0.1PPM |
Acrylonitrile | 0-100PPM | 0-100PPM | 1PPM/0.1PPM |
TVOC | 0-100PPM | 0-100PPM | 1PPM/0.1PPM |
CLO2 | 0-50PPM | 0-10,100PPM | 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 | 0-20,100PPM | 0.011PPM/0.1PPM |
Formaldehyde CH2O | 0-20PPM | 0-50,100PPM | 1/0.1PPM |
Fluorine gas F2 | 0-10PPM | 0-1,10PPM | 1PPM/0.1PPM |
Hydrogen fluoride HF | 0-10PPM | 0-1,10,50,100PPM | 0.01/0.1PPM |
Xylene, Toluene | 0-20PPM | 0-5,10,50,100PPM | 0.01/0.1PPM |
malodor | 0-100PPM | 0-100PPM | 1PPM/0.1PPM |

Ningxia Nuoke Yinfeng Intelligent Technology Co., Ltd.



1.Q:Can I have a sample order to test quality?
A: Yes, we re commend and welcome sample order to test and check before order.
2. Q: Do you offer guarantee for the products?
A: Yes, we offer 1 or 2 years guarantee for the products.
3. Q: If I order big quantity, Can I have a cheaper price?
A: We will reduce the price according to the specific quantity and your requirements for the product.
4.Q: How does your I factory do regarding the quality control?
A: 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.