DINGDING DM100-O2 and Bosean BH-90M-O2 compare

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Model selection comparator If you have any questions, please click below Service	DINGDING DM100-O2 Gas Detector In coming China Detail	Bosean BH-90M-O2 Gas Detector 648.0 RMB China Detail

Model comparison

Type	Portable	Portable
Number of Gases	Single gas	Single gas
Sensors	Electrochemistry
Gases	O2	O2
Sampling Mode	Diffusion	Diffusion

Parameter comparison

Detect gas	Oxygen O2
Range	0~30%vol
detection Accuracy	＜±1.5%F.S
resolution	0.1%Vol
Response time	≤15s	T90<60s
Sensors Life	24 months	2 years (depending on the environment)
Sensors principle	electrochemistry
Power Supply	3.6V lithium-ion rechargeable battery
Sampling method	diffusion
Operating Time	Use lithium-ion batteries to work continuously for 15h	Continuous use of not less than 8h
Alarm mode	Sound and light alarm
direct reading	Instantaneous value, peak value, battery Voltage, TWA, STEL
Explosion-proof sign	Exd Ⅱ C T4	ExibIICT4Gb
Protection level	IP45
Shell material	ABS+PC
Operating temperature	-10~45℃
Environmental humidity	5~90%RH
Low alarm point	19.5%vol
High alarm point	23.5%vol
Dimension	1307232mm
Weight	220g	≤ 172G (without portable accessories)

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