GAOTek Single Gas Detector

This Single Gas Detector has temperature range of -4 oF to 122 oF, humidity range of <95% RH, and a measurement range of 0 ppm to 1000 ppm




  • Large LCD display
  • Adjustable low and high alarm level
  • Calibration Point Adjustable
  • High concentration protection for combustible gas sensor
  •  fault diagnoses for the combustible gas sensor
  • Low voltage alert
  • Real-time clock display
  • Replaceable sensor module
  • Two level three types of alarm (audible, visual, vibrating)

Technical Specifications

Measuring Gas

Measuring Type Diffuse Naturally
Response Time T90<30 s (LEL, CO, H2S)
T90<20 s (Oxygen)
T90<120 s (NH3, HCL)
T90<60 s (other toxic gases)
Measurement Range 0 ppm to 1000 ppm
Display LCD Screen
Audible ≥80 dB at 1m
Alarm Method Visual, Audible, and Vibrative alarm
Battery DC 3.6 V 1000 mAh Lithium-ion Battery
Working Temperature -4 oF to 122 oF (-20 °C to 50 °C)
Combustible -40 oF to 158 oF (-40 °C to 70 °C)
Working Humidity <95% RH (no condensation)
Standard Accessories Operation Manual, Calibration Cap, Charger, Screwdriver
Optional Function Data Upload Through USB Cable
Operating Life Toxic Gases ≥72 h per Charge, Combustible ≥8 h per Charge
Event Log 5000 events
Ingress Protection IP 66
Approval Ex IA IIC T3
Dimension 3.85 in x 2.36 in x 0.94 in (98 mm x 60 mm x 24 mm)
Weight 0.08 lb (40 g)


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