DS4-H2-1000 Electrochemical Hydrogen Sensor Used For Instrument Identification

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.

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