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BH-90A Portable Single Gas Detector (ATEX certified)
1. High Precise Sensors with quick response T＜30s
2. Professional Certification with ATEX, CE, FCC etc.
3. Multiple Detectable Gases–flexible to combine
4. Explosion-Proof Safety–Ex ib llC T3 Gb
5. Four audible, visible and touchable Alarms
6. Portable Design and Easy installation
7. Long lifespan 2 years and 12 months Warranty
8. Low maintenance cost
9. Large screen digital display
●We provide gas detector OEM/ODM service.
Tel: +86 18702270557
Email: vivian@langolaser.com
BH-90A Portable Single Gas Detector (ATEX certified) continuously monitors combustible (CH4,H2) & toxic gases (O2,NH3,etc.) in mines/pipelines. Features high-sensitivity sensor, IP65 waterproof/dustproof casing, and triple alarms (visual/audible/vibration). With MCU control, explosion-proof design and low-power operation, it ensures maximum safety in hazardous environments.
| Model No. | BH90A |
| Accuracy | ≦ 5% F.S. |
| Response time | T＜30s |
| Indication | LCD indicates the time and state Indication of alarm, fault and low voltage with LED, sound, vibration |
| Operating Environment | Operating temperature -40℃～70℃ (for combustible gas) Operating temperature: -20℃～50℃ (for toxic gas) |
| Humidity | ＜95%RH non-condensing |
| Operating voltage | DC3.7V Li battery 1500mAh |
| Working time | ≧8h continuously |
| Charging time | 4h～6h |
| Sensor life | 2 years |
| Weight | about 130g (including battery but without accessories) |
| Explosion proof | Ex ib llB T3 Gb |
| Dimension | 100mm×60mm×30mm |
| Common Gases Parameter Listing | ||||
| Description | Range | Resolution | L-alarm | H-alarm |
| CO | 0-1000ppm | 1ppm | 50ppm | 150ppm |
| O2 | 0-30%VOL | 0.1%VOL | 19.5%VOL | 23.5%VOL |
| H2 | 0-1000ppm | 1ppm | 50ppm | 150ppm |
| H2S | 0-100ppm | 0.1ppm | 10ppm | 20ppm |
| CH4 | 0-100%LEL | 1%LEL | 20%LEL | 50%LEL |
| C2H4O | 0-100ppm | 1/0.1ppm | 20ppm | 50ppm |
| EX | 0-100%LEL | 1%LEL/1%VOL | 20%LEL | 50%LEL |
| C3H8 | 0-100%LEL | 1%LEL/1%VOL | 20%LEL | 50%LEL |
| C2H5OH | 0-100%LEL | 1%LEL/1%VOL | 20%LEL | 50%LEL |
| NH3 | 0-100ppm | 0.1/1ppm | 20ppm | 50ppm |
| CL2 | 0-20ppm | 0.1ppm | 5ppm | 10ppm |
| O3 | 0-10ppm | 0.1ppm | 2ppm | 5ppm |
| SO2 | 0-20ppm | 0.1/1ppm | 5ppm | 10ppm |
| PH3 | 0-20ppm | 0.1ppm | 5ppm | 10ppm |
| CO2 | 0-5000ppm | 1ppm/0.1%VOL | 1000ppm | 2000ppm |
| NO | 0-250ppm | 1ppm | 50ppm | 150ppm |
| NO2 | 0-20ppm | 0.1ppm | 5ppm | 10ppm |
| HCN | 0-50ppm | 0.1/0.01ppm | 10ppm | 20ppm |
| HCL | 0-20ppm | 0.001/0.1ppm | 5ppm | 10ppm |
| CH2O | 0-20ppm | 1/0.1ppm | 5ppm | 10ppm |
| HF | 0-100ppm | 0.01/0.1ppm | 2ppm | 5ppm |
| C7H8/C8H10 | 0-20ppm | 0.01/0.1ppm | 5ppm | 10ppm |
| Remark | Not all gases and range are listed, if you need more information, please contact us. We can also provide OEM/ODM services upon request. |
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Application:
1). Industrial Safety (Oil & Gas, Chemical Plants)
2). Medical & Laboratories equipment
3). Water Treatment
4). Mining Operations
5). Confined Space Entry (Construction, Sewers, Tanks, pipeline)
6). Fire & Combustion Safety
7). Marine & Offshore Rigs
Supplied with:
• 1 x Single gas Detector
• 1 x Calibration cap
• 1 x User manual, 1 x warranty card
• 1 x Charge & Communications cable
Other accessories available: External sample pump
