GX-2012 Confined Space Multi-Gas Monitor - Operational Manual

10000363 ISO 9001 GX-2012 Model Gas Detected Combustible Gases (Methane as standard) % Volume Methane Oxygen (O2) Hydrogen Sulfide (H2S) Carbon Monoxide (CO) Detection Principle Catalytic combustion Thermal conductivity Galvanic cell Electrochemical cell Detection Range 0 — 100% LEL 0 — 100% Vol. 0 — 40% Vol. 0 — 100 ppm 0 — 500 ppm Accuracy Statement (whichever is greater) ± 5% of reading or ± 2% LEL ± 5% of reading or ± 2% of full scale ± 0.5% O2 ± 5% of reading or ± 2 ppm H2S ± 5% of reading or ± 5 ppm CO Sampling Method Internal sample pump, flow rate nominal 0.5 LPM, includes hydrophobic filter Display Digital LCD with 7 segments, auto backlight during alarm Preset Alarms (User Adjustable) 1st alarm 10% LEL 2nd alarm 50% LEL Over alarm 100% LEL No alarms for % Vol. CH4 Low alarm 19.5% High alarm 23.5% Over alarm 40.0% 1st 10 ppm 2nd 30 ppm TWA 10 ppm STEL 15 ppm Over 100 ppm 1st 25 ppm 2nd 50 ppm TWA 25 ppm STEL 200 ppm Over 500 ppm Alarms Types Gas alarms: 1st and 2nd, STEL, TWA (user adjustable) and OVER Trouble alarms: Sensor connection, low battery, low flow, circuit trouble and calibration error Alarm Methods Gas alarms: Flashing lights, two tone buzzer, and vibration Trouble alarms: Flashing lights, trouble displayed, intermittent buzzer, and vibration Operating Temp. & Humidity -20°C to +50°C (-4°F to 122°F) 0 to 95% RH, non-condensing Response Time Within 30 seconds (T90) Continuous Operation Alkaline battery: 15 hours Li-Ion battery: 10 hours 70°F (21°C) Power Source Li-Ion battery pack, or 3 “AA” Alkaline battery pack; interchangeable Safety Rating ATEX, TIIS, IECEx, CE, c CSA us classified (pending), as intrinsically safe. Class I, Division 1, Groups A, B, C, D Dimension & Weight Approx. 143 (H) x 71 (W) x 43 (D) mm (5.6” H x 2.8” W x 1.6” D), approx. 350 g (12.3 ounces) Case Material High dust & water resistant design. RFI shielded high impact plastic with protective rubber overmolding Controls Five buttons: POWER / ENTER, DISPLAY, AIR, RESET, SHIFT Standard Accessories ? Belt clip • Rubber nozzle, 2.5” • Datalogging software ? 10” Probe • Manual • Quick reference card ? 10’ Hose • Training CD Optional Accessories ? SDM-2012 calibration stations • Calibration kit ? Li-Ion battery pack • AC or DC Charger ? Sample draw hoses (10’ standard, up to 50’ max. available) • Carrying case Configurations 1, 2, 3, 4, or 5 sensor units Li-Ion or alkaline battery pack options Warranty Two years material and workmanship Specifications subject to change without notice.