CUAV SKYE 2 Airspeed sensor Overview The CUAV SKYE2 Airspeed Sensor is a highly integrated device built to provide precise airspeed measurements across diverse conditions. Equipped with an advanced STM32F4 MCU. a SM5391 airspeed sensor. and a resistive 35W heating system. it ensures optimal performance even in low temperatures. With a measurement range of ±6895Pa and an accuracy of ±1% FS. it delivers reliable data from 0-106 m/s airspeed. The sensor features dual temperature compensation. supporting a temperature range from -20°C to 85°C. and includes rain-drainage functionality to maintain sensor accuracy during flight. Compatible with ArduPilot and PX4 systems via the DroneCAN protocol. the SKYE2 is designed for robust performance in challenging environments. ensuring enhanced flight safety. CUAV SKYE 2 Key Features: Intelligent Heating & De-icing: The M4C intelligent heating system automatically manages precise heating. ice melting. and drainage for smooth operation in low temperatures. Integrated Sensors: Combines a pitot tube. airspeed sensor. temperature and humidity sensors. and an ARM M4 processor for real-time data accuracy. High-power Heating System: 35W heating power ensures that the sensor operates under optimal conditions. preventing ice buildup and enabling drainage during rain. Low Wind Resistance Design: Features a linear structure with built-in drainage holes. minimizing wind resistance and automatically draining water during flight. Highly Durable Airspeed Sensor: Anti-vibration. low-temperature drift. and high-precision sensor make it suitable for various drone types. including oil-powered drones. DroneCAN Protocol: Supports open-source platforms like ArduPilot and PX4 for versatile compatibility. CUAV SKYE2 Datesheet SKYE2 MCU STM32F4 Protocol DroneCAN Heater Resistive Airspeed sensor SM5391 Measuring range ±6895Pa Airspeed range 0-106m/s Accuracy ±1% FS Temperature measurement -20℃~125℃ Humidity measurement 0-100% Pitot tube heating power 35W Compatible controller ArduPilot/PX4（CUAV/Pixhawk.etc） Operating Voltage 16V Operation temperature -20 to 85℃ Size 102mm/29.4mm/28.2mm Weight 25g Protection Level IP54(to be installed on request) HV HUB Operating Voltage 16-68V Sport Power x 1(50235202005023510200)SKYE CANx2(5025850470/5025780400)CAN x1（4 Pin GH1.25) Weight 9g CUAV SKYE 2 Package Lists 1x SKYE 2 Airspeed sensor 1x SKYE2 HV HUB 1x Airspeed Sensor cable (HUB -> SKYE. 100cm) 1x CAN data Cable (35cm) 1x XT30 power cable (20cm) CUAV Skye 2 Details Skye 2 Airspeed Sensor: Highly integrated design featuring intelligent de-icing and drainage. New generation linear structure with M4C intelligent precise heating. Offers shock resistance. low-temperature drift. and high precision. Compatible with DroneCAN protocol and supports ArduPilot and PX4 platforms. Intelligent temperature compensation ensures the airspeed sensor remains cold-proof and de-ices itself. It supports a 68V voltage input and features a high-power 35W probe temperature compensation system. This intelligent control heats. de-ices. and drains the probe according to ambient temperature and humidity. preventing data errors caused by ice or blockages and significantly improving UAV reliability. The CUAV Skye 2 Airspeed features a renewed and upgraded design with double insurance and full waterproofing. Its new generation linear structure provides lower wind resistance. tighter structural connections. and IP54 protection performance. Built-in drainage holes automatically drain excess rainwater during flight. ensuring all-around rain splash protection. The CUAV Skye 2 Airspeed features highly integrated multifunctional technology that integrates various sensors and processors. The pitot tube. airspeed sensor. temperature and humidity sensor. ARM M4 processor. and dual temperature compensation system are all combined into one unit. providing intelligent temperature control and accurate airspeed measurement. Precise temperature control; all-new M4C intelligent heating strategy adopts CUAV new generation M4C intelligent heating strategy. allowing for accurate heat application; melting ice and draining water. enabling the UAV to easily operate in low-temperature environments. Temperature (°C) Previous generation products: SKYE 2 Target temperature 70. 60. 50. 40. 30. 20. 10 O°C:00:30. 0:01:00. 00:01.30. 00:02.00 Time MAC Intelligent Heating Strategy making New shock resistance; low-temperature drift technology enables a built-in differential pressure sensor with low temperature drift and high vibration resistance. providing fast response and small data error. This ensures that oil-powered UAVs can obtain accurate airspeed data in various environments. ensuring flight safety at all times. The CUAV Skye 2 Airspeed is compatible with multiple platforms using the DroneCAN communication protocol. which adopts CAN bus communication. This allows for compatibility with open-source platforms such as ArduPilot and PX4. supporting various unmanned system applications. The SKYE 2 Airspeed Meter measures 220mm long. 138mm wide. and 102mm high. The CUAV Skye 2 Airspeed features a Product Specifications Processor Protocol STM32F4. DroneCAN. and an Airspeed sensor with a Power supply range of SM5391 Default: 18-68V. The Pitot tube heating power uses Temperature control type 35W Resistance heating. The Airspeed range has Accuracy up to ±106m/s (+/- 1% FS). Additional measurements include Humidity measurement (0-100%) and Temperature measurement (-20°C to 125°C). The Measuring range is protected by a Protection Level of IP54 at an altitude of 16.895 Pa (To be installed on request). The device weighs 26.1g and measures 102 * 28.2 * 30.5mm in size. Packing List: Skye 2 Airspeed Sensor. Contents include: Skye 2 HV Hub Airspeed sensor cable (100cm) CAN data cable (35cm) XT30 power cable (20cm)
