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Defender 500 Calibrator

Mesa Labs Defender 500 Series portable dry gas-flow calibrators for sampling pumps and compatible instruments, with model-dependent measurement and compensation functions.

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The Mesa Labs Defender 500 series comprises portable dry gas flow calibrators for verifying sampling pumps and other gas flow instruments. The series uses DryCal primary flow measurement technology and offers different measurement functions depending on the selected model.

Product Highlights

  • Portable dry gas flow calibration for field and laboratory instrument checks.
  • Defender 510 provides volumetric flow readings; Defender 520 also displays gas temperature and pressure.
  • Defender 530+ adds standardized flow measurement; available flow ranges depend on model and configuration.

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