SMART SENSOR AS8903 and Bosean BH-90-CO compare

Model selection comparator If you have any questions, please click below Service	SMART SENSOR AS8903 2-In-1 Gas Detector (diffusion type + pump suction type) In coming China Detail	Bosean BH-90-CO Gas Detector 445.0 RMB China Detail

Type	Portable	Portable
Number of Gases	Various gases	Single gas
Sensors	Electrochemistry	Catalytic combustion
Gases	H2S CO	CO
Sampling Mode	Diffusion Pump	Diffusion

Type

Portable

Number of Gases

Various gases

Single gas

Sensors

Electrochemistry

Catalytic combustion

Gases

H2S CO

Sampling Mode

Diffusion Pump

Diffusion

Detect gas

CO、H2S

Range

Carbon monoxide: 0~999ppm hydrogen sulfide: 0~500ppm

0~1000ppm

resolution

intrinsic error

5%or±10PPM

Response time

≤50s

T<60s

recovery time

Less than 50s.

Alarm mode

Sound, light.

Operating temperature

-10~50℃

-20℃～50℃

Environmental humidity

15~95%RH

Temperature measurement

Power Supply

3.7V lithium battery

3.7V rechargeable lithium battery

Weight

200g

About 130g (excluding portable accessories)

Dimension

120.2*64.5*38.3mm120.2*64.5*38.3mm

Accuracy

Peak display

Backlight

Low concentration alarm

High concentration alarm

Lock machine password

Operating current

Operating Voltage

Battery model

short circuit current

Maximum open circuit Voltage

Display

12864 dot matrix display

Storage temperature

Dimension

120.2*64.5*38.3mm120.2*64.5*38.3mm

Weight

200g

About 130g (excluding portable accessories)

Working time of battery

Standard outer box Capacity

Packaging Dimensions

46x45.5x55mm

Gross Weight

19.5KG

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