Technical Specifications
| Ange H2S | 0 ppm to 100 ppm |
| Ange CO | 0 ppm to 100 ppm |
| Ange O2 | 0 ppm to 30 % VOL |
| Ange CH4 | 0 % LEL to 100 % LEL |
| Alarm Value Preset H2S | 15 ppm (the normal alarm value is 20 ppm) |
| Alarm Value Preset CO | 35 ppm (the normal alarm value is 20 ppm) |
| Alarm Value Preset 02 | < 19.5 % VOL or >= 23.5 % VOL |
| Alarm Value Preset CH4 | 20 % LEL |
| Sensor | Electrochemical sensor (with temperature compensation), and catalytic sensor for combustible gas |
| Responding | T 90 < 30 s |
| Alarms | Flashing wide-angled LED alarm light and LCD reading; 90 dB impulse output |
| Display | LCD display of gas reading and condition, display TWA and peak value when needed |
| Power Supply | 3.6 V Li-ion chargeable battery can work 200 hours |
| Enclosure | Compact, durable ruggedized ABS shell |
| Ambient Humidity | 5 % RH to 90 % RH (no condensation) |
| Temperature | -4 °F to 122 °F (-20 °C to 50 °C) |
| Size | 4.96 in × 2.59 in × 1.25 in (126 mm × 66 mm × 32 mm) |
| Weight | 0.48 lbs. (0.22 kg) |
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