ST8990 Multi Gas Monitor Rechargeable 4 In 1

Introduction:

The Multi-Gas Meter is a portable and handheld instrument that is capable to use continuously monitoring four different gas: O₂, LEL, CO, H₂S, when detected these gases, all the concentration will displayed on the LCD. The unit also provided user to configure high and low alarms, also STEL/TWA alarm function. The unit has audio and visual alarm once the alarm condition is exceeded.

Features:

It is capable of detecting 4 kinds of gas: carbon monoxide(CO), hydrogen sulfide(H₂S), oxygen(O₂) and combustible gas(LEL).

Premium material and selected top quality electronic components ensure excellent sensitivity and accurate measurement.

Pocket-size, light weight and ergonomics design make it convenient to carry and use.

Built in 2500mAh lithium-ion battery after a full charge allows this alarm to work for 8 hours operation, and work about 6 hours with external gas sampling pump.

Backlight enables you to see the value clearly even in dark environment.

2 alarm methods: audio alarm and icons showed on the screen.

Various functions meet your demand: gas monitoring, peak value display, low alarm setting mode, high alarm/TWA setting mode, etc.

It is suitable to be used in petroleum, chemical industry, metallurgy, refining, etc.

Specifications:

Brand: SMART SENSOR

Model: ST8990

Color: Yellow

Material: ABS

Carbon Monoxide Range: 0～999ppm

Hydrogen Sulfide Range: 0～500ppm

Oxygen Range: 0～30%VOL

Combustible Gas Range: 0～100%LEL

Operation Current: 220mA

Short Circuit Current: ≤3A

Operation Voltage: 3.7V

Maximum Open Circuit Voltage: ≤4.2A

Battery: Lithium battery

Battery Capacity: 2500mAh

Display Type: Segment type LCD

Operation Humidity: 15%~95%RH

Operation Temperature: 10℃～50℃

Storage Temperature: 0～40℃

Item Size: 11.45 * 6.44 * 4.45cm / 4.50 * 2.53 * 1.75in

Item Weight: 200g / 7oz

Package Size: 20 * 11 * 7cm / 7.87 * 4.33 * 2.75in

Package Weight: 475g / 16.8oz

Notes:

-Gas monitor only, other accessories are not included.

-Due to manual measurement, there may be deviation.

-Due to photograph light or other reasons, the item in picture and material object may have slight difference, please in kind prevail.

-Please read the manual carefully before you use it.

Packing List:

1* Multi-Gas Meter

1* Manual

1* USB Cable

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