Description
Features
- LCD dot matrix display, the gas type, unit, concentration, local time, temperature
- Max measure value (optional) can be showed on the screen
- Support Chinese and English operation, easy to shift
- The gas concentration unit PPM and mg / m3 can be shifted quickly
- Explosion-proof certification, explosion-proof grade Exia ll CT4
- Monitor the NH3 concentration in environment and enclosed space and alarm
- With Self-calibration and zero calibration functions,
- Makes the detection more accurate and reliable
- One press to restore factory setting, free from the bother of mis-operation
- Realize gas concentration compensation under different temperatures or pressures
- Two stages alarm with sound and light, alarm point is settable
- Rechargeable lithium polymer battery of large capacity
Technical Specifications
| Gas Detected | Ammonia Gas (NH3) |
| Detection principle | Electrochemistry |
| Sampling Method | Pumping suction, flow rate can up to 1 L / min, ten grades of pumping suction for selection. |
| Measure Range | 0 ppm to 20 ppm, 0 ppm to 50 ppm, 0 ppm to 100 ppm, 0 ppm to 500 ppm, 0 ppm to 1000 ppm, 0 ppm to 2000 ppm, 0 ppm to 5000 ppm (range is optional and customized) |
| Resolution | 0.01 ppm (0 ppm to 20 ppm, 0 ppm to 50 ppm, 0 ppm to 100 ppm) 0.1 ppm (0 ppm to 500ppm) 1 ppm (0 ppm to 1000 ppm and above) |
| Precision | ≤±2% FS |
| Signal Output | High to speed data transmission by USB, available for data downloading and printing (optional function) |
| Response Time | ≤10 s |
| Repeatability | ≤±1% |
| Linearity error | ≤±1% |
| Zero shift | ≤±1% (FS / year) |
| Display | LCD dot matrix display |
| Operating language | Chinese or English |
| Gas unit | Units are switchable |
| Humidity | 0% RH to 95% RH |
| Explosion to Proof | Exia ll CT4 |
| Degree of protection | IP 66 |
| Alarm mode | Sound, light, vibration |
| Operating time | 100 hrs (pump off) |
| Temperature | -40 °F to 158 °F (-40 °C to 70 °C) |
| Dimensions | 8.07 in x 2.95 in x 1.26 in (205 mm x 75 mm x 32 mm) |
| Weight | 0.66 lb (300 g) |