Description
• 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
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) |
