SKU: SENS-0837
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Winsen ZE03-NO2 Nitrogen Dioxide Sensor Module Detection 0-20ppm - UART & Analog Output

₹11,599.00 (Inclusive of all taxes)
Out of Stock

The Winsen ZE03-NO2 is an industrial-grade electrochemical nitrogen dioxide (NO2) sensor module offering both UART (3V TTL) and analog voltage outputs for seamless integration with microcontrollers, Arduino, Raspberry Pi, and data acquisition systems. It features a 0-20 ppm detection range and built-in temperature compensation for enhanced accuracy.

Features

  • Electrochemical NO2 sensor with 0-20 ppm detection range.
  • Dual output: UART (3V TTL) and analog voltage for flexible interfacing.
  • Built-in temperature sensor for automatic temperature compensation.
  • Low power consumption (<5 mA) suitable for battery-operated systems.
  • Compact industrial-grade module with a 2-year operational life.

Out of stock

Description

The ZE03-NO2 sensor module utilizes a mature electrochemical detection principle to accurately measure nitrogen dioxide concentrations in ambient air. Its sophisticated internal signal conditioning circuitry provides stable, linear outputs, while the integrated temperature sensor corrects for environmental variations, ensuring reliable readings across its -20°C to 50°C operating range.

Designed for industrial and environmental monitoring applications, the module outputs data via a configurable UART interface at 3V logic levels or as a direct analog voltage, simplifying calibration and system integration. Its low power profile and robust construction make it suitable for continuous monitoring in fixed installations and portable devices.

Key Features

  • High-sensitivity electrochemical NO2 sensing element.
  • Dual interface provides design flexibility for analog or digital systems.
  • Onboard temperature compensation enhances measurement accuracy over varying conditions.
  • Optimized for low-power operation, ideal for remote or battery-powered nodes.
  • Fast response time (≤25 seconds) enables near real-time air quality monitoring.
  • Industrial-grade build quality ensures reliable performance and a long operational lifespan.
  • Compact form factor (ø23.5mm x 24.5mm) facilitates integration into space-constrained designs.

Applications

  • Urban air quality monitoring stations and environmental sensing networks.
  • Indoor air quality assessment in offices, schools, and industrial facilities.
  • Roadside and tunnel ventilation control systems for NO2 level monitoring.
  • Integration into portable personal air quality monitors and safety devices.
  • Industrial process control and emission monitoring systems.

Technical Specifications

Model NumberZE03-NO2
Detecting GasNitrogen Dioxide (NO2)
Detection Range0 - 20 ppm
Operating VoltageDC 4V - 9V
Working Current< 5 mA
Output InterfacesUART (3V TTL), Analog Voltage
Response Time≤ 25 seconds
Operating Temperature-20°C to 50°C
Storage Temperature20°C to 25°C
Storage Humidity30% RH - 70% RH
Working Life2 years
Dimensionsø23.5 mm x 24.5 mm

Frequently Asked Questions

What is the power supply requirement for the ZE03-NO2 module?

The module requires a DC power supply between 4V and 9V. Its operating current is very low, typically under 5 mA, making it suitable for battery-powered and low-energy applications. Ensure your power source is stable and within this voltage range for proper operation.

How do I interface the sensor with an Arduino or Raspberry Pi?

You can interface using either the analog voltage output or the UART (serial) output. For analog, connect the output pin to an ADC input on your microcontroller. For UART, connect the module's TX/RX pins to a compatible serial port (note it operates at 3V TTL logic levels; use a logic level converter if your host system is 5V). The UART interface provides pre-processed digital concentration data.

Does the sensor require calibration, and what is its lifespan?

The sensor is factory calibrated, but periodic calibration may be required for critical applications to maintain accuracy over its operational life. The electrochemical sensing element has a typical working life of 2 years under normal operating conditions, after which sensitivity may degrade and replacement is recommended.

What is the purpose of the built-in temperature sensor?

The integrated temperature sensor provides data for automatic temperature compensation. Electrochemical sensor sensitivity can vary with ambient temperature; this compensation adjusts the output signal in real-time to provide accurate NO2 concentration readings across the specified -20°C to 50°C operating range.

Package Includes

  • 1 x Winsen ZE03-NO2 Nitrogen Dioxide Sensor Module

Additional Information

Weight 0.006 kg
Dimensions 8 × 9 × 3 cm