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| Categories | Multi Gas Detector | 
|---|---|
| Brand Name: | BOSEAN | 
| Model Number: | BH-4S | 
| Certification: | FCC, CE, RoHS, SIL, ATEX | 
| Place of Origin: | China | 
| MOQ: | Negotiation | 
| Price: | $40-$300 | 
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union, MoneyGram, Credit Card | 
| Supply Ability: | 100units per day | 
| Delivery Time: | 1-7 days | 
| Packaging Details: | gas detection system will be packed with the export standard carton package or aluminum box or as per customer require | 
| Name: | Multirae Gas Detector | 
| Gas sampling method: | Natural diffusion | 
| Detecting gas: | Combustible gas, H2S, CO, O2 | 
| Accuracy: | ≦±5% F.S. | 
| Response Time: | ≦30s | 
| Power Source: | DC3.7V Li-on battery, 1800mAh | 
| Charging time: | 6h~8h | 
| Gas Sensor Life: | 2 years | 
Portable Handheld H2S CO O2 Multirae Gas Detector
Introduction
BH-4S 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.
Details
* 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.
Parameters
| Gas sampling method | Natural diffusion | 
| Detecting gas | Combustible gas, H2S, CO, O2 | 
| 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. | 
| Working environment | -20℃~50℃ for toxic gases -40℃~70℃ for Ex <95%RH (no dew) | 
| Power Source | DC3.7V Li-on battery, 1800mAh | 
| Charging time | 6h~8h | 
| Working time | ≧8h continuously (without alarming) | 
| Gas Sensor Life | 2 years | 
| Explosion-proof grade | Ex ib IIB T3 Gb | 
| Protection Grade | IP65 | 
| Weight | Appr. 400g (with battery) | 
| Dimensions | 130mm×67mm×30mm(L × W × H) | 
| Model | Range | L-alarm | H-alarm | 
| CO | 0-1000ppm | 35ppm | 200ppm | 
| O2 | 0-30%vol | 19.5%vol | 23.5%vol | 
| H2 | 0-100%LEL | 20%LEL | 50%LEL | 
| H2S | 0-100ppm | 10ppm | 20ppm | 
| CH4 | 0-100%LEL | 20%LEL | 50%LEL | 
| C2H4O | 0-20ppm | 10ppm | 15ppm | 
| C2H4 | 0-100%LEL | 20%LEL | 50%LEL | 
| C3H8 | 0-100%LEL | 20%LEL | 50%LEL | 
| C2H5OH | 0-100%LEL | 20%LEL | 50%LEL | 
| NH3 | 0-100ppm | 25ppm | 50ppm | 
| CL2 | 0-20ppm | 5ppm | 10ppm | 
| O3 | 0-20ppm | 5ppm | 10ppm | 
| SO2 | 0-100ppm | 2ppm | 5ppm | 
| PH3 | 0-20ppm | 0.3ppm | 5ppm | 
| CO2 | 0-50000ppm | 1000ppm | 2000ppm | 
| NO | 0-250ppm | 20ppm | 50ppm | 
| NO2 | 0-20ppm | 5ppm | 10ppm | 
| HCN | 0-500ppm | 10ppm | 20ppm | 
| HCL | 0-50ppm | 10ppm | 20ppm | 
| CH2O | 0-10ppm | 2ppm | 5ppm | 
| VOC | 0-100ppm | 20ppm | 50ppm | 
| C6H6 | 0-100ppm | 20ppm | 50ppm | 
Details


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