PGas-21 Series Single Gas Detector has high sensitivity and high accrancy, it is suitable for the detection of many kinds of toxic and harmful gases. The instrument adopts advanced 16-bit microcontroller with extra low power consumption and quick processing speed. It is firm and durable with the anti-skid design of shell. It is widely used in petroleum, petrochemistry, chemical industry, gas, coal, metallurgy and power system; safety detection in municipal administration, communication and traffic tunnel construction; electronics and semiconductor industry and other places where toxic and harmful gases exist.
Technical parameters
Parameter: Characteristics
Measuring gas: Combustible gas, toxic and harmful gas, refer to lectotype table for details
Sampling Method: Diffusion, Pump sampling
Measurement principle of sensor: Electrochemical (oxygen and poisonous gas), catalytic combustion (combustible gas)
Range : Refer to lectotype table for details
Alarm indication : 90dB variable sound vibration alarm, overrange, alarm against insufficient quantity of electricity
Response time: (CO, H2S, SO2, CL2, NO, CLO2, NO2<60s), (HCN, NH3, O3, HCl, C2H4O <160s), (PH3<100s), (combustible gas <30s)
Detection error : 5%F.S
Operation mode: Touch push-key
Display mode: Five-bit eight-segment LCD digital display
Temperature of Operation envioroment : -20~55
Humidity of Operation envioroment : 0~95%RH (no dew condensation)
Storage temperature : 0~40
Power supply: Rechargeable lithium battery, continuously work for over 24 hours
Battery: 4.2V lithium battery, 1700mA/h capacity
Dimension: 100,60,30 mm
Weight: 105g
Explosion-proof grade: ExiaCT3
Protection grade: IP65
Calibration mode: Optional calibrating cap to facilitate calibration by users.
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