• Bosean BH-4AS Portable Multi-gas Detector

BH-4AS 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. 

Detecting gas:

Combustible gas, H2S, CO, O2

  • 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.
  • CSTN colorful 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. 
  • 500pcs data records, can be contact with computer via software. Can print the data records, can store data records, can make the data analysis.

Accuracy         ≦±5% F.S.

Response Time ≦30s

Indication                            LCD displays real-time and system status;LED, audio and vibration alert for gas leakage, fault and low                                                 voltage. 

Sensor         O2 /H2S / CO: plug-in electrochemical sensor

                Combustible gas (LEL): plug-in catalytic combustion sensor

Alarm Type         low & high alarm, multiple gas alarm, sensor alarm, battery low alarm, prompt tone, automatic shutdown                                                 alarm

Working environment -20℃~50℃, <95%RH (no dew)

Power Source DC3.7V Li-on battery, 1800mAh

Charging time 6h~8h

Working time ≧8h continuously (without alarming)

Resolution              0.1%VOL (O2), 1ppm (CO), 0.1ppm (H2S), 1%LEL (EX)

Self-checking Function Self-checking Battery power, display, sensor, hardware failure

Gas Sensor Life 2 years

Explosion-proof grade ExiaIICT3

Protection Grade         IP65

Weight         Appr. 400g (with battery)

Dimensions         130mm×67mm×30mm(L × W × H)

Bosean BH-4AS Portable Multi-gas Detector

  • Brand: Bosean
  • Product Code: BH-4AS
  • Availability: Pre-Order
  • Rp.5,000,000


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