Description Overview GAOTek biogas analyzer is specifically designed for measurement and monitoring of biogas, greenhouse and other gases like methane, carbon dioxide, hydrogen sulphide, etc. with concentrations of 3 to 4 gases displayed on LCD screen at a time. Features · Digital LCD display of CH4 CO2, H2S concentration · Easy handling and programming · 2 keys and one key for power ON/OFF · Password protected function menu · Power supply with rechargeable battery · LOW, HIGH, STEL and TWA configurable alarms · Buzzer alert and LED indications · Small, compact and light-weight · Battery status indication on the LCD display · BAT low indication with Buzzer Technical Specifications Sampling Method Natural diffusion type Gas Detected Methane (CH4), Carbon Dioxide (CO2), Hydrogen Sulfide (H2S) Detection Range 0 PPM to 1000 PPM, 0 Vol to 100% VOL, 0 VoL to 100% VOL Precision or Accuracy 1% VOL or 0.1% VOL, 1 PPM Chargeable Battery PL 123450, 3.7 V/1500 mA Display LCD Display with backlight Alarm Mode Sound & Light Alarm; Full range adjustable Explosion-Proof Intrinsically safe, Exibd I(CMExC) Degree of Protection IP65 Standard Accessories English User’s Manual; USB charger and adapter; Calibration Cap and tube; Calibration Certificate; Hanging Cord; Protection Leather Case, Professional Carrying Case Operating Temperature -13 ℉ to 131 ℉ (-25 ℃ to 55 ℃), Short time: -40 ℉ to 131 ℉ (-40 ℃ to 55 ℃) Dimensions 5.1 in x 2.6 in x 1.2 in (130 mm x 66 mm x 30 mm) Weight 0.55 Ib (0.25 kg) device itself and1.32 Ib (0.60 kg) including standard accessories
