Description
Features
- LCD dot matrix display, the gas type, unit, concentration, local time, temperature and max measure value (optional) can be showed on the screen
- Support Chinese and English operation, easy to shift
- The gas concentration unit PPMÂ and mg/m3 can be shifted quickly
- Explosion-proof certification, explosion-proof grade: Exiaâ…¡CT4
- Monitor the NH3 ammonia 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
- With temperature and pressure compensation, to realize gas concentration compensation under conditions of 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 1L/min, ten grades of pumping suction for selection. |
Measure Range | 0 to 20 ppm , 0 to 50 ppm , 0 to 100 ppm , 0 to 500 ppm , 0 to 1000 ppm , 0 to 2000 ppm , 0 to 5000 ppm   (range is optional and customized) |
Resolution | 0.01 ppm (0 to 20 ppm , 0 to 50 ppm , 0 to 100 ppm ), 0.1 ppm (0 to 500 ppm ), 1 ppm (0 to 1000 ppm and above) |
Precision |  ≤ ± 2% F.S. |
Signal Output | High-speed data transmission by USB, available for data downloading and
printing (optional function) |
Response Time |  ≤ 10S |
Repeatability |  ≤ ±1 % |
Zero shift |  ≤ ±1 % (F.S/year) |
Operating language | Chinese / English |
Temperature | -40 °F to 158 °F (-40 ℃ to 70 ℃) |
Explosion-Proof | Exiaâ…¡CT4 |
Alarm mode | Sound, light, vibration |
Recovery Time |  ≤ 10 s |
Linearity error |  ≤ ±1 % |
Display | LCD dot matrix display |
Gas unit | Units are switchable |
Humidity | 0 to 95 % RH |
Degree of protection | IP66 |
Operating time | 100 hrs (pump off) |
Weight | 0.66 lb (0.3 kg) |
Dimensions | 8.07 in x 2.95 in x 1.26 in (205 mm x 75 mm x 32 mm) |