DuoRui DR-650-PH3 and Bosean BH-90M-PH3 compare

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Model selection comparator If you have any questions, please click below Service	DuoRui DR-650-PH3 Gas Detector In coming China Detail	Bosean BH-90M-PH3 Gas Detector 1080.0 RMB China Detail

Model comparison

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

Parameter comparison

Sensors principle	Electrochemistry
Detect gas	Phosphating hydrogen PH3
Sampling method	diffusion
Range	0~20ppm
Humidity	<95%RH
service life	2 to 3 years (determined by Sensors)
Protection level	IP65
alarm point	High and low alarm point	It can be set manually, and the default alarm points for different gases are different.
Response time	60s	T90<60s
Resolution	1PPM	0.1ppm
operating temperature	-20~50℃
display error	≤±5%F.S
Operating Time	≥100h	Continuous use of not less than 8h
Weight	150g	≤ 172G (without portable accessories)
Dimensions	1107030mm
display content	Time + electricity + gas name + gas concentration value
Display	OLED LCD screen

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