Description Overview GAOTek 4-in-1 gas detector – alarm enabled is a portable voice-type four-in-one gas detector, which is a safety device that can continuously detect the concentration of leaking gas. Using advanced integrated circuit technology, embedded microcomputer control, high-quality imported gas sensor, with excellent sensitivity and excellent repeatability, easy to use and maintain, the shell is made of high-strength engineering plastics, which has good vibration resistance, high strength, and has the functions of dustproof, waterproof and explosion-proof. Features Sound, light, vibration, screen flashing quadruple alarm 2500 mAh built-in high-capacity lithium battery Automatically store records that can be viewed and deleted 2.4-inch color LCD display High-strength engineering plastic, anti-compression, anti-drop, explosion-proof Adopt imported sensor, sensitive induction, short response time, more accurate detection Support curve drawing, easy to observe the periodic state of gas concentration Technical Specifications Detect Gas EX, H2S, CO, O2 Range EX: 0 % LEL to 100 % LEL, H2S: 0 ppm to 100 ppm, CO: 0 ppm to 1000 ppm, O2: 0 % VOL to 30 % VOL Low Alarm Point EX: 20 % LEL, H2S: 10 ppm, CO: 50 ppm, O2: 19.5 % VOL High Alarm Point EX: 50 % LEL, H2S: 35 ppm, CO: 150 ppm, O2: 23.5 % VOL Resolution EX: 0.1 % LEL, H2S: 0.1 ppm, CO: 0.1 ppm, O2: 0.1 % VOL Response time ≤ 30 seconds Display error < ± 5 % FS Protection Glass IP65 Instruction Color LCD display real-time data and system status, lights, vibration, real voice Working Power 5000 mA Rechargeable Polymer Battery Humidity ≤ 95 % RH without condensation Working Pressure – 4.35 PSI to 29.007 PSI (- 30 kPa to 200 kPa) CO Measuring Range 1 ppm to 1000 ppm CO Resolution 0.1 ppm CO Low Alarm Point 50.0 ppm CO High Alaram Point 150.0 ppm Detection method Pump suction Physical dimension 2.92 in x 1.85 in x 7.4 in (7.5 cm x 4.7 cm x 19 cm) Weight 13.2 oz (375.5 g)
