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| Gas Detected | Combustible Gases (Methane as standard) | % Volume Methane | PPM Methane | Oxygen (O2) | Carbon Monoxide (CO) |
| Detection Principle | Catalytic combustion | Thermal conductivity | MOS catalytic | Galvanic cell | |
| Detection Range | 0 ~ 100% LEL | 0 ~ 100% Vol. | 0 ~ 5000 ppm optional 10,000 ppm range version available | 0 ~ 40% Vol. | 0 ~ 500 ppm |
| Accuracy Statement (whichever is greater) | ± 5% of reading or ± 2% LEL | ± 5% of reading or ± 2% of | ± 10% of reading or ± 50 ppm CH4 | ± 0.5% O2 | ± 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 | Increasing tone/light pulse as concentration increases | Low alarm 19.5% High alarm 23.5% Over alarm 40.0% | 1st 25 ppm 2nd 50 ppm TWA 25 ppm STEL 200 ppm Over 500 ppm |
| Alarms Types | Leak Tracker Mode: Escalating audible/visual alarm, changes with gas level (audible can be turned off) 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, 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 | ||||
| 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 | ||||
| Controls | Five buttons: POWER / ENTER, DISPLAY, AIR, RESET, SHIFT | ||||
| Standard Accessories | • Belt clip • Rubber nozzle, 2.5” • • 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 | ||||
