Holybro Digital Air Speed Sensor MS4525DO with PT60 Pitot Tube for Autopilot Drones

Introduction

The Holybro Digital Air Speed Sensor MS4525DO is an advanced component designed to provide highly accurate airspeed measurements for drones. Utilizing a Measurement Specialties 4525DO sensor and an included PT60 Pitot tube, it offers superior performance compared to traditional analog sensors. This sensor is essential for autopilot systems that rely on precise airspeed data for stable and efficient flight, especially in fixed-wing and VTOL UAV applications. It integrates seamlessly with popular flight controllers, making it a valuable upgrade for serious drone builders and pilots.

Key advantages

• High-resolution digital airspeed measurement with minimal noise interference.
• Accurate readings up to 100 m/s (360 km/h or 223 mph).
• Integrated temperature sensing for real-time air density compensation.
• Low offset and high resolution for reliable performance.
• Compatible with Holybro Autopilot boards running ArduPilot & PX4.
• Designed for easy mounting with M3 / 6-32 screw holes.
• Improved temperature accuracy due to isolated sensor placement.
• Delivers data in 14-bit resolution via a 24-bit ADC.

Technical specifications

• Sensor: Measurement Specialties 4525DO
• Measurement Range: 1 psi (approx. 100 m/s or 360 km/h or 223 mp/h)
• Resolution: 0.84 Pa
• Data Output: 14-bit data via 24-bit delta-sigma ADC
• Temperature Measurement: Included for true airspeed calculation
• Mounting Holes: M3 / 6-32
• Included Accessories: PT60 Pitot Tube, 100cm rubber tube, GH 4P cable

Applications

This digital airspeed sensor is ideal for a wide range of unmanned aerial vehicles (UAVs), including fixed-wing aircraft, VTOL drones, and advanced FPV systems. It is crucial for applications requiring precise flight control, such as aerial surveying, mapping, inspection, and autonomous flight missions. Its accuracy also benefits performance-oriented drones in racing or acrobatic flight.

Compatibility

The Holybro Digital Air Speed Sensor MS4525DO is supported on all Holybro Autopilot flight controller boards running ArduPilot & PX4. It is designed to interface with Pixhawk flight controllers. The included GH 4P cable facilitates easy connection.

FAQ

What is the Holybro Digital Air Speed Sensor MS4525DO used for?

The Holybro Digital Air Speed Sensor MS4525DO is used to accurately measure the speed of air flowing around a drone. This data is crucial for autopilot systems to maintain stable flight, optimize performance, and enable features like autonomous navigation, especially for fixed-wing and VTOL aircraft.

What is the measurement range and accuracy of the MS4525DO sensor?

The MS4525DO sensor has a measurement range of 1 psi, which is approximately equivalent to 100 m/s, 360 km/h, or 223 mph. It offers a high resolution of 0.84 Pa, ensuring precise readings for critical flight control.

Which flight controllers are compatible with the Holybro MS4525DO?

This Holybro airspeed sensor is supported on all Holybro Autopilot flight controller boards running ArduPilot and PX4 firmware. It is a common upgrade for Pixhawk-based systems.

Does the sensor measure temperature?

Yes, the Holybro Digital Air Speed Sensor MS4525DO includes temperature measurement. This allows the autopilot system to calculate the true airspeed by compensating for air density changes, leading to more accurate flight data.

Where can I buy the Holybro MS4525DO Air Speed Sensor with fast delivery?

You can buy the Holybro MS4525DO Air Speed Sensor with the PT60 Pitot Tube at HTDRONE. We offer fast delivery within Poland and reliable worldwide shipping via DHL for international customers. Check our store for the best deal.