BH-90E portable gas detector can measureall flammablegasvalue, no calibration gas is needed before use. You can set high and low alarm values according to your needs, and have four alarm methods for sound and light shock display. The data is displayed from 6ppm. Support backlight mode.

Features(colorful screen):

• The 11 parameters on the main interface display: time, alarm sound sign, battery percentage, battery cell number, device status, unit, gas value, temperature, humidity, TWA, STEL alarm sign.

• Left key query: date, time, low report, high report, range, battery voltage, battery percentage.

• Right-click query: original gas value, TWA, STEL setting value, backlight status option, press the right key again, you can switch the backlight mode.

• Press the right key on the main interface to mute the sound, and the main interface displays a red mute sign.

• The factory settings can be restored.

• TEA, STEL values can be set.

• The charging display has 6 levels, which is more in line with the charging display.

Specification:

• Target gas: combustible gases, mists and residues. Such as natural gas, LPG(Propane and Methane), gas fuel, coal gas, artificial gas, liquefied natural gas, liquefied petroleum gas, etc.

• Range: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: 60S

• Response time: <30s

• Protection level: IP65

• Explosion-proof grade: Exib IIB T3 Gb

• Sensor type: FIGARO sensor

• Power supply: Rechargeable lithium battery, DC3.7V 1800mAH

• Charging time: 6h-8h

• Continuous working hours: No less than 8 hours (normal working environment)

• Weight: Approx. 300g (excluding accessories)

• Packing list: Detector, Carrying case, Charger, USB cable, Warranty card.