Air Sampling and Monitoring > Calibration Tools > Sensidyne Gilian Challenger

Sensidyne Gilian Challenger Precision Air Flow Calibrator

The Sensidyne Gilian Challenger precision air flow calibrator has been retired and is no longer available for purchase. This information is for reference only.

Please see the Sensidyne Gilian Gilibrator-2 Deluxe Calibration System or the TSI 4146 Primary Flow Calibrator for a suitable replacement.

Key Specifications

  • Precision air flow calibrator from 1 to 30 LPM
  • Wide temperature range from -22° to 131° F
  • Displays both actual and standard flow rates, accurate to ±0.75% reading
  • Provides 90% recovery of pressure drop, key to reliable calibration
  • Powered by four AA Alkaline batteries for 20+ hours runtime

Supporting Documentation

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