YJJ ZE320-C2H5OH Alcohol Detector Module 0~5ppm Electrochemical Sensor for Traffic Alcohol Testing Equipment

Product Description:

YJJ ZE320-C2H5OH C2H5OH Alcohol Detector Module 0~5ppm Electrochemical Sensor for Traffic Alcohol Testing Equipment

Features:

Core detection parameters

- Detection target: Ethanol C2H5OH (alcohol)
- Detection principle: Electrochemical fuel cell
- Measurement range: **0 - 5 ppm**
- Resolution: ≤ 0.01 ppm
- Preheating time: ≤ 3 min
- Response time: ≤ 60 s
- Recovery time: ≤ 60 s
- Cross-interference: There is a small amount of CO and other gas interference

Electrical and communication parameters

- Supply voltage: **3.7 ~ 5.5 VDC**
- Output signal: **UART serial port (3V TTL level)**
- Baud rate: 9600, 8N1
- Communication mode: Active upload of concentration data, microcontroller directly reads concentration values

Environmental and mechanical parameters

- Working temperature: **-20℃ ~ +50℃**
- Working humidity: 15 ~ 90% RH (no condensation)
- Storage temperature: Recommended 0~25℃
- Dimensions: 17.1 × 19.2 × 4.5 mm
- Expected lifespan: 2 years (clean air environment)

Product features

1. Electrochemical principle, excellent selectivity, outstanding linearity, built-in temperature compensation, reducing temperature drift error
2. Single UART digital output, no need for complex signal conditioning, directly output concentration, simplifying the main control development
3. High resolution, suitable for low-concentration ethanol gas detection
4. Miniaturized in size, low power consumption, facilitating integration in portable devices
5. Factory pre-calibrated, customers can conduct secondary development upon receiving the module

Typical application

1. Portable breath alcohol tester, handheld alcohol detector
2. Vehicle alcohol lock device, vehicle alcohol monitoring equipment
3. Ethanol gas leakage monitoring in industrial workshops and chemical warehouses
4. Traffic law enforcement, security alcohol detection instrument

Specifications: