PGas-42 Portable 4 in 1 Multiple Gas Detector | Globeinstrument

PGas-42 Portable 4 in 1 Multiple Gas Detector


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PGSA-42 portable multi-gas detector could detect combustible gas, O2 and other two types toxic gases continuously and simultaneously. It is widely used in the area where explosion-proof is required or toxic gas leaks, like underground channels or mining industry, so as to protect the workers’ life and avoid damage on the relevant equipments.


  • Natural diffusion sampling method and high-sensitivity sensor, with high sensitivity and repeatability..
  • 32-bit built-in MCU, high reliability and self-adaptation ability.
  • Full functions, easy operation.
  • Large LCD, more intuitionistic, abundant and clear indication.
  • Compact design, easy carrying..
  • High strength engineering plastics and compound anti-slippery rubber; high strength, water-proof, dust-proof and explosion-proof.



Measuring gas Range Accuracy Minimum reading Response time
O2 0~25%vol <±5%(VOL) 0.1%vol ≤20sec
CH4 0~100%LEL <±5%(F.S) 0.1%LEL ≤30sec
CO 0~999ppm <±5%(F.S) 1ppm ≤50sec
H2S 0~100ppm <±5%(F.S) 0.1ppm ≤50sec
Temperature -20~50℃
Pressure 0.9~1.1 standard atmospheric pressure
Humidity 10~95%RH(non condensation)
Explosion-Proof Grade Exia Ⅱ CT3
Protection Grade IP65
Charging Time 4h~6h
Working Time of Battery >8 h(non alarm state)
Length of Pump Pipe
Measurement Principle of Sensor Electrochemical,catalytic combustion
Power Supply lithium battery
Dimensions 124mm×69mm×33mm(L × W × H)
Weight Appr.400g (with charger)

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