Description
Overview
 GAO Tek Portable Multi Gas Detector is a mini size and high accuracy portable multi gas detector. Easy to operate, comprehensive functions, can measure 4 common gas hazards: carbon monoxide, hydrogen sulphide, flammable gases and oxygen depletion, other multi gases are available for customization. The detector is with a back clip, protected by a silicone case, suitable for different kinds of situations.
Features
- Employ original imported high-precision sensor
- Four random gas sensors can be combined freely
- LCD dot matrix display
- Chinese and English operation
- The gas concentration unit PPM and mg/m3 can be shifted quickly
- The battery and voltage can be checked by one press
Technical Specifications
| Gas Detected | O2, CH4, CO, H2S |
| Detection Principle | Electrochemistry, Catalytic combustion |
| Sampling Method | Diffusion |
| Measure Range | O2: 0% VOL to 30% VOL CH4: 0% LEL to 100% LEL CO: 0 ppm to 1000 ppm H2S: 0 ppm to 100 ppm |
| Resolution | O2: 0.01% VOLÂ CH4: 1% LELÂ CO: 1 ppmH2S: 0.01 ppm |
| Precision | ≤± 2% F.S to 5% F.S. |
| Data Recording | Storage capacity of over one hundred thousand sets. Interval time ranges from 10 seconds to 3600 seconds are settable (Optional function) |
| Response Time | ≤10 seconds |
| Recovery Time | ≤10 seconds |
| Repeatability | ≤±1% |
| Linearity Error | ≤±1% |
| Zero Shift | ≤±1% (F.S/year) |
| Display | Monochrome dot matrix display |
| Operating Language | Chinese/English |
| Gas Unit | ppm, mg/m3, % VOL, % LEL |
| Humidity | 0% RH to 95% RH |
| Explosion-Proof | Exia â…¡CT 3 |
| Alarm Mode | Sound, light, vibration |
| Operating Time | 14 hours continuously |
| Charger | Travel charger with USB |
| Charging Time | 4 hours to 6 hour |
| Degree of Protection | IP 65 |
| Temperature | -4 °F to 122 °F (-20 °C to 50 °C) |
| Size | (5.16 in x 3.27 in x 1.38 in (131 mm x 83 mm x 35 mm) |
| Weight | 0.53 lb (240 g) |