SKU: SENS-2151
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Asair ADP2100 Differential Pressure Sensor - I2C Output, -500 to +500 Pa

₹1,159.00 (Inclusive of all taxes)
Out of Stock

The Asair ADP2100 is a digital differential pressure sensor with I2C output, designed for high-precision measurement of air, nitrogen, and oxygen differential pressures from -500 to +500 Pa. It features a thermal MEMS sensing element with integrated temperature compensation, making it suitable for integration with microcontrollers like Arduino, Raspberry Pi, and ESP32.

Features

  • Thermal MEMS digital differential pressure sensor with I2C interface
  • Measurement range of -500 Pa to +500 Pa with high repeatability and no drift
  • Fast 10 ms response time for rapid detection of pressure changes
  • Built-in temperature compensation and MCU for signal processing
  • Compact, lightweight design ideal for embedded systems and portable devices

Out of stock

Description

The ADP2100 utilizes a thermal MEMS sensing element to measure the differential pressure between two ports. This principle provides excellent long-term stability, high signal-to-noise ratio, and inherent immunity to drift. The sensor’s internal microcontroller handles signal conditioning and provides a calibrated digital output via the I2C bus.

Designed for operation with air, nitrogen, and oxygen, this sensor is ideal for applications requiring precise monitoring of small pressure differences. Its fast update rate and robust digital output make it suitable for dynamic systems in HVAC, medical devices, and industrial process control.

Key Features

  • Digital I2C output for direct microcontroller interfacing
  • High-precision thermal MEMS differential pressure sensing element
  • Excellent repeatability and long-term stability with no drift
  • Integrated temperature compensation for accuracy across operating conditions
  • Fast 10 ms response time enables real-time system monitoring
  • Compact and lightweight form factor for space-constrained designs
  • High signal-to-noise ratio for reliable low-pressure measurements
  • Optimized performance-to-cost ratio for high-value system integration

Applications

  • HVAC system airflow monitoring and filter clog detection
  • Medical device pressure monitoring (e.g., CPAP machines, ventilators)
  • Industrial process control for gas flow and differential pressure
  • Laboratory equipment for precise environmental pressure measurement
  • Drone and UAV airspeed sensing and altitude hold systems

Technical Specifications

Manufacturer Part NumberADP2100
Pressure TypeDifferential
Measurement Range-500 Pa to +500 Pa
Sensor TypeThermal MEMS Digital Differential Pressure Sensor
Output InterfaceI2C
Supply Voltage3.3 V to 5 V DC
Typical Operating Current3.8 mA
Accuracy±0.3 hPa (or Reading × 3%)
Response Time10 ms
Weight0.02 kg
Dimensions (L x W x H)5 cm × 3 cm × 1 cm (est.)

Frequently Asked Questions

What is the operating voltage range for the ADP2100 sensor?

The ADP2100 operates from a 3.3V to 5V DC supply. The typical operating current is 3.8 mA. Ensure your power source is stable within this range for accurate sensor performance.

How do I interface the ADP2100 with an Arduino or Raspberry Pi?

The ADP2100 communicates via the I2C protocol. Connect the sensor's SDA and SCL pins to the corresponding I2C pins on your microcontroller (e.g., Arduino Uno A4/SDA and A5/SCL). Pull-up resistors are typically required on the I2C lines.

What gases can the ADP2100 sensor measure?

The ADP2100 is designed to measure the differential pressure of clean, dry, non-corrosive gases such as air, nitrogen, and oxygen. It is not suitable for aggressive, corrosive, or liquid media.

What is the response time and accuracy of this sensor?

The sensor has a fast 10 ms response time, allowing it to track rapid pressure changes. Its accuracy is specified as ±0.3 hPa or 3% of the reading, providing reliable data for precise monitoring applications.

Package Includes

  • 1 x Asair ADP2100 Differential Pressure Sensor

Additional Information

Weight 0.02 kg
Dimensions 5 × 3 × 1 cm