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Electrochemical Formaldehyde Sensor (CH2O Sensor) - ME2-CH2O-16×15

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• Detection gas: Formaldehyde (CH2O)
• Measurement Range: 0-5 ppm
• Max detecting concentration: 20 ppm
• Sensitivity: (0.45±0.15) µA/ppm
• Resolution ratio: ≤0.02ppm
• Response time (T90): ≤60S
• Humidity Range: 15%~90%RH
• Temperature Range: -20°C~50°C

Model Number: ME2-CH2O-16×15
Data Sheet:

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Product Specification

ME2-CH2O-16×15 Electrochemical Formaldehyde Sensor

ME2-CH2O-16×15 electrochemical sensor detect gas concentration by measuring current based on the electrochemical principle, which utilizes the electrochemical oxidation process of target gas on the working electrode inside the electrolytic cell, the current produced in electrochemical reaction of the target gas are in direct proportion with its concentration while following Faraday law, then concentration of the gas could be get by measuring value of current.

ME2-CH2O-16×15 Formaldehyde Sensor CH2O Sensor Features
• Low consumption
• High precision
• High sensitivity
• Wide linear range
• Good anti-interference ability
• Excellent repeatability and stability

ME2-CH2O-16×15 Formaldehyde Sensor CH2O Sensor Application
Detecting CH2O in residential occasion and environmental protection areas

ME2-CH2O-16×15 Formaldehyde Sensor CH2O Sensor Technical Parameter

Item	Parameter
Detection gas	Formaldehyde (CH2O)
Measurement Range	0-5 ppm
Max detecting concentration	20 ppm
Sensitivity	(0.45±0.15) µA/ppm
Resolution ratio	≤0.02ppm
Response time (T90)	≤60S
Load resistance (recommended)	100Ω
Repeatability	<2% output value
Output Linearity	linear
Zero drift (-20°C~40°C)	≤0.2ppm
Humidity Range	15%~90%RH
Temperature Range	-20°C~50°C
Pressure range	normal atmosphere ± 10%
Anticipated using life	2 years(in air)