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Sierra’s Calibration and Repair Services Group maintains a full staff of trained and certified calibration technicians and has over twenty-five NIST traceable primary gas flow calibration systems, all of which achieve uncertainties in the 0.2% of reading range. Each customer gets the confidence and credibility that only factory-authorized service can provide. Gas mass flow meter and controller calibration is Sierra’s specialty. Choosing a calibration service for your Sierra product can be an important factor in maintaining quality assurance requirements.

All calibrations are traceable to the National Institute of Standards and Technology, (NIST). Typically, instruments are calibrated and returned within 10 working days.

Calibrate or Repair Your Meter Now! Get an RMA!
Arrange to return your mass flow meter to Sierra for calibration or repair service.

Download Instruction Manuals

Get Technical Support
Get product-specific technical information for installation, wiring and troubleshooting, and meet your Sierra product specialist.

Europe, Africa & Middle East Service Center!
Sierra has a fully staffed calibration and repair laboratory located in The Netherlands to better serve the needs of customers located in Europe, Africa, and the Middle East.

DIY Calibration!
Do it yourself primary standard calibration is now a reality! Reduce your calibration costs with Sierra’s Cal=Trak™ primary standard gas flow calibration system. Use the same tool the professionals use to calibrate MFM's and MFC's every day!

Field Service & Commissioning
Learn more about our field service capabilities and arrange a visit from a Sierra Field Service Engineer.
Calibration & Repair Services