Product Overview
The H2S Sensor Unit is a solid-state electrochemical sensor developed for detecting Hydrogen Sulfide (H2S) gas. It effectively converts sensor signals into digital data transmitted via UART. This unit boasts high sensitivity, low noise, compact size, and excellent stability, with factory calibration completed. Its features make it suitable for industrial safety, life safety, air purification control, air quality monitoring, and smart home applications.
Product Attributes
- Brand: Shanghai Weique Sensing Technology Co., Ltd.
- Origin: Germany (for the special gas solid-state electrochemical sensor technology)
- Model: AW-H2S-200
Technical Specifications
| Specification | Details |
|---|---|
| Conventional Measurement Range | 100ppm (customizable) |
| Minimum Detection Limit | 2ppm |
| Resolution | <0.1ppm |
| Comprehensive Accuracy | + 2%FS (Reference standard: GB12358-2006) |
| T50 Time | <30S (Test conditions: 25C, 50% RH, 500ml/min flow) |
| T90 Time | <60S (Test conditions: 25C, 50% RH, 500ml/min flow) |
| Overload Range | 300PPM |
| Operating Temperature Range | -20C to 50C |
| Operating Humidity Range | 20% to 95% R.H (non-condensing) |
| Pressure Range | 800 1200 hPa |
| Recommended Storage Temperature | 0-20C, 30-50%R.H |
| Recommended Storage Time | < 12 months |
| Expected Lifespan | Industrial applications: 5+ years; Commercial applications: 10 years |
| Working Voltage | 4.5V~5.5V |
| Maximum Current | 5mA |
| Working Pressure | 80~120KPa |
| Interface Type | 5PIN, -TB200 (2.0MM pitch connector), -TB200A (1.25MM pitch connector) |
| UART Protocol | Baud Rate: 9600, Data Bits: 8, Parity: None, Stop Bits: 1 |
Interface Definition
- Red Wire: VCC (Power Supply: 4.5V~5.5V)
- Blue Wire: RXD (Module Receive, External Transmit)
- Green Wire: TXD (Module Transmit, External Receive)
- NC: Not connected
- Black Wire: GND (Ground)
2009171807_AIRWAT-AW-H2S-100_C528683.pdf
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