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Gas Detector for Carbon Monoxide (Wide Measurement Range)

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GAOTek Gas Detector with Auto Calib continuously monitors single (toxic/combustible/oxygen) gas, supports automatical calibration, zero-set and data store.

Key Features

  • Using imported high-precision electrochemical principles sensor
  • USB interface high speed data transmission, can be downloaded print data (optional)
  • LCD dot matrix display technology, can display the type of gas, the gas unit, gas concentration values,
    measured maximum, local time, ambient temperature, etc.
  • Support Chinese and English operation interface, easy to switch
  • Gas concentration unit PPM, mg/m3 can quickly switch display
  • Built-in micro sampling pump, the pump suction size ten stalls adjustable
  • Explosion-proof certification, proof grade: Exia Ⅱ CT4

Technical Specifications

Gas Detected Carbon monoxide (CO)
Detection principle Electrochemical principles
Sampling Method Pump- suction, flow up 1L/min, pump suction size ten stalls adjustable
Measure Range 0-100ppm, 0-500ppm, 0-1000ppm, 0-2000ppm, 0-4000ppm, 0-5000ppm, 0-10000ppm
Resolution 0.01ppm (0-100ppm), 0.1ppm (0-200ppm ,0-500ppm), 1ppm (0-1000ppm)
Precision 2% FS
Signal Output USB interface high speed data transmission, can be downloaded print data (optional)
Response Time ≤ 10S
Repeatability ≤ ± 1%
Zero shift ≤ ± 1% (F.S / Year)
Operating language Support in English
Temperature  -40F-158F    (-40 ℃ ~ 70 ℃)
Explosion-Proof Exia Ⅱ CT4
Alarm mode Sound, light, vibration
Dimensions 8.07in x 2.95in x 1.26in


Recovery Time ≤ 10S
Linearity error ≤ ± 1%
Display LCD dot matrix display technology
Gas unit Support for multiple gas unit switch display
Humidity 0-95% RH
Degree of protection IP66
Operating time 100 hours (off pump)
Weight(net/gross) 0.66lbs/1.76lbs    (300g/800g)

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