Oceanus OC-903 Portable Multi Gas Detector For NH3, H2S And LEL (Ex:0~100%LEL/NH3:0~100ppm/H2S:0~100ppm)

  • Manufacturer: Oceanus
    Model: OC-903
    P/N: OC-903 NH3,H2S,LEL
    Origin: China
    Guarantee: 12 month
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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.



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