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Characteristics & Functions

1. LCD dot matrix display, the gas type, unit, concentration, local time, temperature and max measure value (optional) can be showed on the screen.

2. Support Chinese and English operation, easy to shift.

3. The gas concentration unit PPM and mg/m3 can be shifted quickly.

4. Explosion-proof certification, explosion-proof grade: ExiaⅡCT4.

5. Monitor the nitrogen gas concentration in environment and enclosed space and alarm.

6. With Self-calibration and zero calibration functions, makes the detection more accurate and reliable.

7. One press to restore factory setting, free from the bother of mis-operation.

8. With temperature and pressure compensation, to realize gas concentration compensation under conditions of different temperatures or pressures.

9. Two stages alarm with sound and light, alarm point is settable.

10. Rechargeable lithium polymer battery of large capacity.

Specification

Gas Detected	Nitrogen / N2
Detection principle	Electrochemistry
Sampling Method	Pumping suction, flow rate can up to 1L/min, ten grades of pumping suction for selection.
Measure Range	0-100%VOL
Resolution	0.01%VOL
Precision	≤± 2% F.S.
Signal Output	High-speed data transmission by USB, available for data downloading and printing (optional function)
Response Time	≤10S	Recovery Time	≤10S
Repeatability	≤±1%	Linearity error	≤±1%
Zero shift	≤±1%(F.S/year)	Display	LCD dot matrix display
Operating language	Chinese/English	Gas unit	Units are switchable
Temperature	-40℃~70℃	Humidity	0-95%RH
Explosion-Proof	ExiaⅡCT4	Degree of protection	IP66
Alarm mode	Sound, light, vibration	Operating time	100h(pump off)
Dimensions	2057532mm	Weight	300g