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A825-P2 Air Data Unit


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This device is used for conventional Pitot-static air data probes. It is designed to interface with SwiftFlight autopilots to provide air data. It can also be used with other autopilots, embedded boards or PC's as a general pressure scanner data acquisition unit.

The A825-P2 has the following features:

  • Three sensors, two differential pressure sensors and a barometer
  • 5.0-8.5v input supply
  • Small form factor of 105.0x68.0x29.0mm
  • +-1000Pa differential pressure measurement (approx 40m/s airspeed at sea level ISA)
  • 80-110kPa barometric pressure measurement
  • RS232 interface with binary protocol to suit embedded applications
  • Pressure measurements reported at 66.66Hz

Other variations of device (pressure range, data format or sample frequency) are available on request.

The A825-P2 is supplied with the following components:

  • 1x Air Data Unit
  • 1x 2.0m pressure tubing
  • 4x M3 mounting fasteners
  • 1x 5-pin Connector with 0.5m flying leads



Installation manual and specifications for A825 series Air Data Units.

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