DS4-H2-1000 Electrochemical Hydrogen Sensor
Basic Information:
- Detection Principle: Solid polymer electrochemical gas detection technology.
- Dimensions: Standard industrial 4-series size, 20×16.6mm cylindrical.
- Weight: 4.56g.
- Housing Material: ABS.
Electrical Parameters:
- Operating Voltage: 3.3–12V DC (recommended 5V DC).
- Operating Current: 0.65mA @ 5V DC.
- Peak Current: 1mA @ 5V DC.
- Sleep Mode Current: 0.35mA @ 5V DC.
- Power Consumption: ≤5mW @ 5V DC.
- Output Signal: UART 3.3V half-duplex single-wire bus, baud rate 9600, 8 data bits, 1 stop bit, no parity bit.
Performance Parameters:
- Error Range: ±5% F.S.
- Repeatability: <±2%.
- Linearity: Linear.
- Long-Term Sensitivity Drift: <1%/month.
- Expected Sensor Lifetime: >3 years (in air).
Environmental Parameters:
- Operating Temperature Range: -40°C to +55°C.
- Operating Humidity Range: 15–95%RH (non-condensing).
- Operating Pressure Range: Atmospheric pressure ±10%.
- Storage Temperature Range: 0°C to 20°C.
Additional Features:
- Equipped with a high-performance microprocessor, high-precision ADC, and intelligent algorithms for easy integration into IoT and other monitoring systems.
- Each sensor undergoes professional gas calibration at the factory, with calibration information stored in the internal chip—no need for users to perform gas calibration again.
- Features intelligent self-checking for sensor performance and lifespan, regularly detecting and outputting warning signals.
- Supports user-defined sleep and wake modes, suitable for low-power battery or IoT applications.
- Can output identity information (e.g., gas type, detection range) to facilitate self-identification function design.
- Provides user-definable codes for instrument recognition, preventing misinsertion of other sensor types.
| Operating Temperature | -40°C to +55°C |
| Storage Temperature | 0°C to 20°C |
| Humidity Range | 15–95%RH (non-condensing) |
| Pressure Range | Atmospheric pressure ±10% |
