KORNO MOT500-H2-Y and Bosean BH-90-H2 compare

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Model selection comparator If you have any questions, please click below Service	KORNO MOT500-H2-Y Hydrogen Detector 2340.0 RMB China Detail	Bosean BH-90-H2 Gas Detector 999.0 RMB China Detail

Model comparison

Type	Fixed	Portable
Number of Gases	Single gas	Single gas
Sensors	Electrochemistry	Catalytic combustion
Gases	H2	H2
Sampling Mode	Diffusion Pump	Diffusion

Parameter comparison

Detect gas	H2	hydrogen
Range	0~500ppm	0~1000ppm
resolution	0.1ppm
Response time	T90≤20s	T<60s
Linearity	≤±1%
detection Accuracy	≤±3%
Zero drift	≤ +/- 1% (F. S/year)
recovery time	≤20s
Repeatability	≤±1%
expansion gas	Supports 1-6 Sensors (optional)
Explosion-proof sign	CNEx16.0547	Exib IIB T3 Gb
Protection level	IP65
production license	Guangdong 00001052 (CMC metrology authentication)
Humidity	Optional accessories, temperature detection range: -25~ 60 ℃, Humidity detection range: 0~95% RH
Sampling method	Diffusion, flow, pump suction optional	DiffusionDiffusion
Installation method	Wall-mounted, pipeline, circulation

Operating temperature	-30~50℃	-20℃～50℃
Environmental humidity	0~95% RH non-condensing
Operating Pressure	0~100Kpa
Power Supply	24VDC（12~30VDC）	3.7V rechargeable lithium battery
Dimension	20014979mm
Weight	1.5Kg	About 130g (excluding portable accessories)
execution standard	GB3836.1-2010、GB3836.4-2010
signal output	① 4-20mA signal ② RS485 signal ③ Voltage signal④ Optional 4-20mA + Hart output ⑤ switching signal
signal output	① 4-20mA signal ② RS485 signal ③ Voltage signal④ Optional 4-20mA + Hart output ⑤ switching signal
transmission method	① Cable transmission: 3-core, 4-core cable, long-distance transmission (1-2 kilometers) ② TCP/IP transmission: support TCP/IP protocol, use optical fiber and network cable, long-distance real-time transmission through intranet and extranet (optional)
receiving device	User computer, control alarm, PLC, DCS, mobile phone, tablet computer, etc. are optional
Alarm mode	On-site sound and light alarm, external alarm, remote Controller alarm, computer data collection software alarm, mobile app notification, SMS alarm optional
Shell material	Die casting aluminum + sand blasting oxidation/fluorocarbon paint, explosion-proof and anti-corrosion	ABS
optional range	0~500、1000、5000、20000、40000、50000ppm	0~5000ppm

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