Description
Features
- Aluminium alloy housing
- Built in high performance pump, flow stability, can open may be shut
- Navigation keys, user friendly interface, easy to operate
- Switch in both Chinese and English language;can store 100000 groups of data; intelligent algorithm
- Multi point calibration and temperature compensation, more accurate measurement results
- 2600 milliampere large capacity lithium battery, continuous work time more than 20 hours
- VOL %, % LEL, mg or m3, PPM, PPH, and different kinds of parts per unit can choose
- Acousto optic alarm, timely alarm when the concentration exceeds the standard is detected
Technical Specifications
| Detecting gas | O 2 |
| Working principle | Catalytic combustion, electrochemistry, infrared absorption spectrum principle |
| Sampling method | Pump suction/dispersive |
| Measure range | 0 to 10, 50 ppm (Optional, other range can be customised) |
| Resolution | 0.01 ppm, 0.1 ppm |
| Accuracy | ± 3 % FS |
| Repeatability | < 3 % |
| Response time | T 90 ≤ 30 sec |
| Alarm method | Sound and light alarm, double colour LED lamp, sound or 75 db @ 25 cm |
| Operation method | Key operation (Lifetime of keys 2000000 times) |
| Material of host | Full metal jacket, strong wear resistant corrosion, feel is good |
| Working temperature | -4 °F to 122 °F (-20 ℃ to 50 ℃) |
| Working humidity | 10 % RH to 95 % RH, No condensation |
| Working pressure | 86 kPa 106 kPa |
| Battery | Built in high performance lithium ion batteries, import core nominal voltage 3.7 VDC, 2500 mAh |
| Charger | Travel charger with USB interface, USB power supply DC 5 V, charging temperature range 32 °F to 104 °F (0 ℃ to 40 ℃) |