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.
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