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Detection factor
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1-4 gases (carbon monoxide CO, hydrogen sulfide H2S, oxygen O2, combustible gas Ex, CO2 CO2, VOC, etc.),
Depending on the site environment and user needs
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Scope of detection
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Depending on the site environment and user needs
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resolution ratio
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0.001ppm (0-10ppm high precision) / 0.01ppm (0-10 ppm);0.01ppm (0-100 ppm),0.1ppm (0-1000 ppm), 1ppm (0-5000 ppm); 0.1% LEL; 0.01%Vol
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Unit display
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Option: umol / mol, ppm, mg/m3, VOL%, LEL%
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Detection principle
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Electrochemistry, catalytic combustion, infrared, thermal conductivity, semiconductor, PID photoions, etc., according to the range, field environment and user needs
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Sensor life
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2 – 3 years for electrochemical chemistry, 2 – 3 years for catalytic combustion, 5 years for infrared, 2 – 5 years for thermal conductivity, and 2 years for PID
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detection mode
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Diffusion type / pump suction type, standard equipment: external pump, pump plug alarm function
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display mode
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LCD
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Display content
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Real-time concentration, alarm, time, storage, communication state, electric quantity, charging state, concentration unit, gas molecular formula, etc
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Detection accuracy
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Typical accuracy: ± 3% FS (optional higher precision sensor)
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uncertainty
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≤±2%
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degree of linearity
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≤±3%
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repetitiveness
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≤±2%
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response time
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T9020 seconds (GM)
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recovery time
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30 seconds (GM)
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working power supply
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DC 7.4V
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battery capacity
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7.4V, 1400 mAH rechargeable polymer battery, with over charge, over discharge, over voltage, short circuit, overheat protection functions
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stand-by time
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Over 100 hours (no catalytic sensor)
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The alarm volume
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Buzzer 85dB (1 m distance)
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service environment
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Temperature: -20℃ ~ + 60℃, it can be customized-40℃ ~ + 70℃; Relative humidity: 10-95% RH
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communication interface
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Standard Type-C fast charging and communication, with a seat charging base
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data storage
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Standard capacity 100,000; support local view, delete or data export, storage time interval set
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Interface language
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Chinese or English can be set, the default Chinese interface
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Explosion-proof type
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Intrinsically safe type ExiaⅡCT4Ga
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levels of protection
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IP68
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Case material
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High strength corrosion resistance, fire proof polycarbonate, integral glue, anti-fall wear resistance anti-static, effective drop resistance of 5 meters
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External size
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Maximum size: 907038mm (LWH)
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weight
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200g
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standard accessory
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Manual, qualification certificate, USB charger (including data line), instrument box, external pump, filter 1.
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Optional function
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① Temperature detection: -40℃ ~ + 70℃ precision 0.5℃; humidity detection: 0-100% RH precision 3% RH
② Wireless data transmission: LORA, Bluetooth, SOS, one-click call for help.（4G？）
③ External micro-powered wireless Bluetooth printer.
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Optional attachment
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① Multiple filters
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