Products
CH2O Sensor
For the CH2O detection
Application:
Portable instrumentsProduct characteristics:
High sensitivityDescription
TE21-CH2O Electrochemical Module is a universal, miniaturized module. It uses electrochemical principles to detect CH2O in the air, with good selectivity and stability. It has a built-in temperature sensor for temperature compensation; it also has digital output and analog voltage output for easy use. TE21-CH2O is a universal gas module designed and manufactured by combining mature electrochemical detection technology with sophisticated circuit design.
Technical specifications
| Product model | TE21-CH2O |
| Detection gas | CH2O |
| Interfering gas | Alcohol,CO |
| Output data | DAC(0.4~2V Voltage signal corresponds to concentration: 0~Full scale) |
| UART Output(3V TTL Level) | |
| Operating voltage | 3.7V~5.5V |
| Warm-up time | ≤3 minutes |
| Response time | ≤60S |
| Recovery time | ≤60S |
| Range | 0~5ppm |
| Resolution | ≤0.01ppm |
| Operating temperature | -20~50℃ |
| Operating humidity | 15%~90% RH(No condensation) |
| Storage temperature | 0~25℃ |
| Using life | 5 years(in air: 18℃~25℃) |
Cross-interference characteristics
| Gas | concentration/ppm | HCHO equivalent |
| HCHO | 5 | 5 |
| C6H6 | 10 | 0.1 |
| C7H8 | 10 | 0.46 |
| CH3COOH | 200 | 0.52 |
| C2H5OH | 100 | 40.6 |
| H2S | 50 | 3 |
| CO | 200 | 0.64 |
TenSensor, China's first listed gas sensor company,Tensensor can provide more than 100 varieties of six series including：
semiconductor gas sensor
electrochemical gas sensor
infrared gas sensor
dust sensor
pyroelectric sensor
thermopile sensor, etc.
which can be used for more than 200 kinds of gas and infrared, dust and other indicators detection, widely used in the field of security for detecting gas leakage, noxious gas leakage, smog and fire, the field of family, office and factory for detecting HCHO, VOC, CO2, PM2.5 and so on.
Moreover, the solutions for security, household electrical appliances, consumer electronics, smart home, instruments and meters are available.
For more information about TE21-CH2O sensor, please contact account manager.
TEL：0086-0351-5249552
Whatsapp：+86 18335818384
Email：[email protected]
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