TFSLOT01: Clogging-Free Airspeed Sensor for UAVs

An innovative Venturi-effect airspeed sensor with a 9-axis IMU and customizable design. Open-source and ideal for low-speed UAVs.

Overview

The TFSLOT01 sensor is a next-generation airspeed sensor designed for UAVs, leveraging the Venturi effect for superior performance at low airspeeds. This clog-resistant design is coupled with an integrated 9-axis IMU to be ready for additional diagnostic capabilities like vibration monitoring and angle-of-attack measurements.

This product is fully open-source, with a customizable 3D-printed case for seamless integration into UAV designs. Whether you're a developer, researcher, or enthusiast, the TFSLOT01 provides reliability, adaptability, and advanced functionality.

Key Features

• Clog-Resistant Design: Venturi-based measurement reduces clogging risks, ideal for low-speed UAVs.
• Integrated IMU: Features a 9-axis IMU (magnetometer, accelerometer, gyroscope) for advanced diagnostics.
• Customizable: 3D-printed case can be adapted to specific applications.
• Weatherproof Build: IP42-rated for reliable operation in diverse conditions.
• Enhanced Resolution: Optimized for speeds below 10 m/s.
• Direct Integration: No need for additional tubing, reducing maintenance concerns.

Technical Specifications

Compatibility

• PX4 Autopilots: Full airspeed and IMU integration.
• Ardupilot: Hardware-compatible (airspeed calculations require manual configuration).
• Custom Systems: Supports I2C interfaces.

Follow our PX4 integration guide for setup.

Included in the Package

• TFSLOT01 sensor (assembled and ready to use)
• 3D-printed protective case
• Sealing O-rings
• Optional I2C cable

Accessories

For enhanced reliability and flexibility, we offer high-quality I2C cables, specially designed to minimize electromagnetic interference.

Product Changelog

• TFSLOT01C (2024): Enhanced mounting options for broader compatibility.
• TFSLOT01B (2022): Upgraded electronics for better performance.
• TFSLOT01A (2021): Initial prototype (not publicly released).

For full details, visit our GitHub releases.

Why Choose TFSLOT01?

Traditional Pitot tubes often struggle with clogging and poor resolution at low airspeeds. The TFSLOT01 sensor eliminates these issues with its innovative Venturi-effect design. Its customizable case and open-source design make it the perfect choice for UAV enthusiasts and professionals.

For more detailed technical information, please see the full documentation.

FAQ

Q: Does the TFSLOT01 have a maximum altitude limit?
A: The sensor can operate at any altitude, but sensitivity decreases as air density drops. See the documentation for details.

Q: Can I use it with Ardupilot?
A: Yes, but airspeed calculation requires a specific configuration.