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Gas type： NH3, H2S, Ex
Working principle： Catalytic combustion sensor for Ex
Electrochemical sensor for NH3 and H2S
Measuring range： Ex: 0~100%LEL, NH3: 0~100ppm, H2S: 0~100ppm
Resolution： Ex: 0.01%LEL, NH3: 0.01ppm, H2S: 0.01ppm
Precision： ≤±3%FS
Sampling method: Pump-suction sampling, flow rate of 100~1000mL/min.(Adjustable)
Data logger function: About 100,000 group of data capacity.
Response time： ≤20s/10s
Recovery time： ≤20s
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: %lel, ppm, mg/m3
Working environment:
Working temperature: -30~60 degree
Working humidity: 0~95%RH (non-condensing)
Working pressure: -30Kpa~100Kpa
Explosion-proof Grade: Ex ia IIC T4
Protection grade: IP65
Alarm mode: Audible-visual-vibration alarm
Dimension： 180m'm
Weight： About 500g
Accessory: Box, instruction, USB charger , data line, calibration cap and CD.
Option: For other measuring ranges please see datasheet or Contact us to customize the suitable one.
