BH-90E Portable Gas Leak Detector

BH-90E portable gas detector is a new type of gas leak detector that adopts LSI technique and meets international smart technology standards. With imported high quality semi-conductor sensor and embedded microcontroller, it detects gas leakage with high sensitivity and strong adaptive ability. Being waterproof, dustproof, explosion-proof, and easy to use with high reliability, the detector is widely used in oil, coal, municipal construction, chemical engineering, environmental protection, metallurgy, refining, gas transmission and distribution, biochemistry, agriculture, pharmaceutical industries. 

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*MCU control, low consumption

*High resolution STN LCD

*Housing made of high strength engineering plastics and compound anti-slip rubber

*Detection range (low alarm point, high alarm point) adjustable

*Low battery alert, intrinsically safe design

*alarm types: sound (mute mode also available), light and vibration

*Gas calibration completed by the factory

*Zero adjustment and data logging

Target gas

Combustible gas


0-10,000ppm (μmol/mol)

Sampling method

Natural diffusion

Alarm point                                                

Default: Low alarm: 500ppm; High alarm: 2000ppm.

Support personalized setting.

Alarm types

Audible buzzer alarm; Visual LED light alarm; Vibration alarm 

Warm-up time


Response time


Protection level


Explosion-proof grade

Exib IIB T3 Gb

Sensor type

Imported FIGARO sensor

Sensor life

2 years

Power supply

Rechargeable lithium battery, DC3.7V 1800mAH

Charging time


Continuous working hours

No less than 8 hours (normal working environment)

Working condition

Temperature: -10~40℃ Humidity: ≤95% RH with no condensation.

Storage condition

Temperature: -20~50℃ Humidity: ≤85% RH, avoid caustic gases or substances. 


Approx. 300g (excluding accessories)


Approx. 210mm(L)×66mm(W)×30mm(H)

Packing list

Detector, Carrying case, Charger, USB cable, Warranty card, Thank-you card.


TAG:   Portable Gas Leak Detector Best Gas Leak Detectors  Gas Leak Detector BH-90E
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


TAG:   Portable Gas Leak Detector Best Gas Leak Detectors  Gas Leak Detector BH-90E

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