Description
Overview
GAOTek methane alarm measurement inspecting gas detector for different gas types, it can inspect four gases at the same time, with the inner pump and the data logger function, optional sensor for the temperature and humidity measurement. It can inspect the single gas, two gas, three gas or four gas, according to the different customers’ demands.
Features
- 4-in IPS industrial grade colour screen
- English language menu support
- Gas concentration units: ppm and mg/m3
- 1 gas to 4 gas detection: single, two, three, and four gases
- Adjustable inner pump suction strength
- Explosion-proof: Ex IA IIC T4 Ga
Technical specifications
| Alarm mode | Audible-visual-vibration alarm |
| Gas type | Odour |
| Working principle | Electrochemical sensor |
| Measuring range | 0 ppm to 10 ppm, 0 ppm to 100 ppm, 0 ppm to 1000 ppm |
| Resolution | 0.01 ppm, 1 ppm |
| Precision | ≤±3% F.S |
| Sampling method | Pump-suction sampling, flow rate of 100 L/min to 1000mL/min. (Adjustable) |
| Data logger function | About 100,000 groups of data capacity. |
| Response time | ≤20 s/10 s |
| Recovery time | ≤20 s |
| Repeatability | ≤±1% |
| Linearity | ≤±1% |
| Zero drift | ≤±1% (F.S/year) |
| Display | Gas type, concentration unit, value, Time, Temperature, Humidity, pump and battery status |
| Concentration unit | ppm, mg/m3 |
| Explosion-proof Grade | Exia II CT4 Ga |
| Working humidity | 0 RH 95% RH |
| Protection grade | IP 65 |
| Working temperature | -22 °F to 140 °F (-30 °C to 60 °C) |
| Dimension | 7.09 in (180 mm) |
| Weight | 1.10 lb (500 g) |
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