ZEO3-NH3 Sensor Module

The ZEO3-NH₃ is a compact and high-performance electrochemical gas detection module designed for accurate and selective measurement of ammonia (NH₃) in the environment. It features low cross-sensitivity, stable output, and long-term reliability, making it an excellent choice for air quality monitoring, industrial safety, agriculture, and smart IoT applications.

With multiple output options including UART, Analog Voltage, and I²C, the ZEO3-NH₃ offers flexibility in integration across various systems and platforms.

• Target Gas: Ammonia (NH₃)

• Detection Range: 0 – 100 ppm

• Detection Principle: Electrochemical

• Resolution: 0.1 ppm

• Accuracy: ±3% Full Scale

• Response Time (T90): ≤ 60 seconds

• Output Interface: UART (default), Analog (0.4 – 2V), I²C (optional)

• Operating Voltage: 3.7 – 5.5V DC

• Current Consumption: < 20 mA

• Operating Temperature: -20°C to +50°C

• Operating Humidity: 15% – 90% RH (non-condensing)

• Stability: < 2% signal loss/month

• Life Span: > 2 years in clean air

• Dimensions: Approx. 32 × 20 × 12 mm

• Applications:

  • Livestock farming and ventilation control

  • Ammonia gas detection in industrial plants

  • Smart city air quality systems

  • Portable gas analyzers