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| Categories | Single Gas Detector | 
|---|---|
| Brand Name: | EYESKY | 
| Model Number: | ES20B-NO2 | 
| Certification: | CE,ROSH,FCC,SIL | 
| Place of Origin: | CHINA | 
| MOQ: | 1 | 
| Price: | $300 | 
| Payment Terms: | L/C, D/A, T/T, Western Union, MoneyGram | 
| Delivery Time: | 2-3Days | 
| Sampling method: | Pump suction | 
| Accuracy: | ≤3%FS | 
| Respond time: | T90 ≤30 sec | 
| Alarm method: | Sound and light alarm | 
| Protection grade: | IP66 | 
| Weight: | About 0.46Kg | 
| Working pressure: | 86kPa~106kPa | 
| Working humidity: | 10%RH ~95%RH,No condensation | 
ES20Bportable high precision methane detector, is a method of continuous detection of methane gas concentration in the nature of safety equipment, the use of imported non dispersive infrared technology sensor, can accurately and quickly detect the concentration of methane, effectively guarantee the life safety of the staff, intelligent level two alarm function greatly meet the requirements of industrial field safety monitoring equipment. Beautiful and professional portable design for mobile use, the product is widely used in the fields of petroleum, chemical, metallurgy, petrochemical, bio pharmaceutical, environmental protection at home and school laboratory.
Product features:
Technical parameters:
| Item | Description | 
| Detecting gas: | nitrogen dioxide | 
| Working principle: | Catalytic combustion, electrochemistry, infrared absorption spectrum principle | 
| Sampling method: | Pump suction/dispersive | 
| Measure range: | 0-20,50,100,500,1000,2000,5000ppm (Optional, other range can be customized) | 
| Resolution: | 0.01ppm,0.1ppm,1ppm | 
| Accuracy: | ±3%FS | 
| Repeatability: | <3% | 
| Respond time: | T90 ≤30 sec | 
| Alarm method: | Sound and light alarm, double color LED lamp, sound or 75 db @ 25 cm | 
| Operation method: | Key operation(Life time of keys:2000000 times) | 
| Material of host: | Full metal jacket, strong wear resistant corrosion, feel is good | 
| Working temperature: | -30℃~+70℃(Conventional gas),-20℃~+50℃(poisonous gas) | 
| Working humidity: | 10%RH ~95%RH,No condensation | 
| Working pressure: | 86kPa~106kPa | 
| Battery: | Built-in high-performance lithium-ion batteries, import core: nominal voltage 3.7 VDC, 2500 mah | 
| Charger: | Travel charger with USB interface, USB power supply DC5V, charging temperature range: 0 ℃ to 40 ℃ | 
| Charging time: | ≤6 hours, total charged time 12 hours | 
| Continuous working time: | ≥12 hours | 
| Dimension: | 135x65x35mm(LxWxH) | 
| Weight | About 0.46Kg | 
| Protection grade: | IP66 | 
| Execution standard: | GB15322.1-2003,GB3836.1-2010,GB3836.2-2010,GB3836.4-2010 | 
| Quality assurance: | One year warranty, the warranty period free maintenance, sensitive components such as sensors, according to the standard of sensor manufacturers. | 

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