Overview
Enviro Test Construct hydrogen detector with built-in pump gas detector is a kind of fast response and high accuracy gas measurement device. With internal sampling pump, fast sampling speed and high flow rate, ensuring the response time of the detector. Unique design, small size and easy to carry with. Special high intensity engineering plastics housing, suitable for different kinds of situation and environment.
Features
- Employing original imported first-class brand sensor.
- (optional) High speed data transmission by USB, which can download and print data.
- The LCD displays gas type, unit, concentration, and time on one screen.
- Support Chinese and English operation, easy to shift.
- The gas concentration unit PPM and mg/m3 can be shifted quickly.
- Built-in micro sampling pump, 10 grades of suction are available.
- Explosion-proof certification, explosion-proof grade: II 2G Ex ia IIC T4 Ga IP66.
Technical Specifications
| Gas Detected | Hydrogen or H2 |
| Detection principle | Catalytic combustion, Electrochemical. Sensor and ic are imported, brand is Honeywell and City. |
| Sampling Method | Pumping suction, flow rate can up to 1L/min, ten grades of pumping suction for selection. |
| Measure Range | 0% LEL to 100% LEL, 0 ppm to 500 ppm, 0 ppm to 1000 ppm, 0 ppm to 2000 ppm, 0 ppm to 5000 ppm, 0 ppm to 10000 ppm, 0 ppm to 20000 ppm, 0 ppm to 40000 ppm, 0% VOL to 4% VOL |
| Resolution | 1% LEL, 1 ppm, 0.001% VOL |
| Precision | ≤ ± 2% F.S. |
| Signal Output | High-speed data transmission by USB, available for data downloading and printing (optional) |
| Response Time | ≤ 10 S |
| Repeatability | ≤ ± 1% |
| Zero Shift | ≤ ± 1% (F.S/year) |
| Operating Language | Chinese or English |
| Explosion-Proof | II 2G Ex ia IIC T4 Ga IP66 |
| Alarm Mode | Sound, light, vibration |
| Recovery Time | ≤ 10 S |
| Linearity Error | ≤ ± 1% |
| Display | LCD dot matrix display |
| Gas Unit | %LEL, PPM |
| Humidity | 0% RH to 95% RH |
| Degree Of Protection | IP66 |
| Operating Time | 100 h (pump off) |
| Temperature | -4 F to 122 F (-20 ℃ to 50 ℃) |
| Dimensions | 8.07 in × 2.95 in × 1.25 in (205 mm × 75 mm× 32mm) |
| Weight | 0.66 lb (0.3 kg) |
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