Model Number: Barfield DPS500/DPS501

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Digital Air Data Test Sets

Aero Express is an Authorized Distributor for the Barfield DPS500/501 Test Sets.

To view click here: Standard Warranty Policy   DPS 500/501 Data Sheet   DPS500/501 Operation Manual

Aero Express will buy, sell, trade, and rent the DPS500/501 depending on your needs.  The DPS500 flightline version and the DPS501 rack mount version are fully automated units capable providing simulation, testing, and precision calibration of air data components on the flight or in a certified repair shop.


  • Fully automated unit
  • Handheld remote control
  • Database capable of saving the limit data of up to thirty different aircraft and stored in a battery backed memory
  • GO TO GROUND feature automatically and safely depressurizes both systems to ambient pressure
  • Compatible with any Centronics standard parallel interface printer of 80 or 132-column width
  • PC programmable via RS 232 using optional Test Program manager (TPM) software kit
  • Available with an IEEE 488 Connector
  • RVSM Compliant

1-Year Factory Barfield Warranty on all new products.


Express Calibration is an Authorized ISO-17025 Calibration and Repair shop for the Barfield DPS500/501.  Visit for full capabilities.

All units will be sold with a current calibration certificate. If factory new, a manufacturer’s Certificate of Conformance (C of C) will be provided.

Since its inception, Express Calibration Services has supported Aero Express’ endeavors in providing test equipment support services.

They perform calibrations for General Aviation, Corporate Aviation, OEMs, FAA Repair Stations, Military, as well as Regional and Air Transport Airlines. Express Calibration Services offers their services when you have a requirement for calibration or repair of your test equipment.