BH-4S Portable Multi-gas Detector
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.
* 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.
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 | 0-20ppm | 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 |
BH-GSP Gas Sampling Pump
The gas sampling pump is a self-priming pump that can be used with a gas detector.
| Display method： | LCD |
| Inspiratory flow： | 500ml/min |
| Working humidity | ≤97%RH |
| Preheat time | <20S |
| Standard configuration： | Probe, Hose, Charger |
| Operating Voltage： | DC3.7v 1800mAH |
| Alarm volume： | 75dB |
| Ambient temperature： | -20 ~50℃ |
| Dimensions： | 225mmx65mmx30mm |
| Probe length： | 220mm |
INTERNATIONAL SHIPPING:
The package will be shipped by DHL, FEDEX or EMS. After we shipped the parcel,we'll fill in the tracking number.
Please write the correct address and telephone number when you make orders,so the courier can contact you when they deliver the parcel to you. thanks
CUSTOMS CLEARANCE
1.We always make lower amount on invoice, if you need one different, please leave us a message.
2.The buyer is responsible for any tax and/or duty charged by their country.
PAYMENT INFORMATION:
1.We can accept Paypal,T/T,Credit Cards and so on.
WARRANTY INFORMATION:
1.All the products have been checked and packed in good condition before dispatch.
2.All the products with one year warranty.
3.If you find any quality problems,please send it back within 3 days,and we'll send you a new one or refund you the payment after we get the returned one.
4.Buyers have to pay for the return cost and we will pay the cost for resend
5.All products returned should be in new conditions.
FEEDBACK:
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2.Please contact us before leaving any negative or neutral feedback,We will work with you to solve any problems.