Product Series 620

Model 620 Portable Airflow Test Machine Configurations; 620EL, 620L, 620M, 620H

NextGen Model 620 Portable Mass Airflow Test Machine

Gas turbine and jet engine component testing

Save annually by shipping your machine to us for calibration! Portable airflow testing on wheels!

CCDI designed and created the FIRST airflow test bench in the industry. With over 60 portable benches in the production field today, it is by far the superior choice in the industry. The portable Model 620 Suitcase Airflow system is encased in a heavy duty military grade portable enclosure, 22" wide x 17" long x 12.7" high (55.9 x 43.2 x 32.2 cm) and weighing less than 135 lbs. The 620 has a retractable handle and wheels for ease of transport.

Model 620 Mass Air Flow Portable Test Machine

Flow Capabilities

  • 0.00060 to 0.08 Pounds Mass Flow per Second (lbm/sec)
  • 0.00007 to 0.0095 lbs/sec Model 620 EL


  • NIST Traceable Airflow Measurement
  • Overall accuracy 1%, Sonic Nozzle Measurement Accurate to 0.56% standard, greater accuracies achievable with special transducer and laboratory calibration options
  • Flow Measurement Repeatable to +/- 0.25%
  • ANSI/NCSL-Z540 Calibration

Test Capabilities

  • GE, P&W, ABB, Rolls-Royce, Solar Parts Testing and others
  • Automatic Operation, Pressure Control and Switching


  • Equipped with up to (6) Sonic Nozzles, with auto single or dual sonic flow nozzle operation
  • 2 Flow Ports and Test Pressure Port on exterior access to case
  • Airflow straightener tubes compliant ASME MFC-7M compliant or customized for Pratt Whitney
  • Fully automatic Computer Controlled Pressurization just like large machines
  • Laptop or small industrial computer
  • Operates on single COM Port
  • Part Test Profiles, manual or computer generated
  • English and SI (Metric) Flow Test Units
  • Uses the same CCDI Production oriented software as the larger airflow machines
  • MS Windows Based Part Test Software
  • Quality Control Report, Label and Data Acquisition File
  • Fixture Air Regulator for pneumatic clamping devices on tooling
  • Optional Port expander
  • One Year Warranty on Parts and Labor
  • Annual Calibration may be performed on-site or shipped back to CCDI
  • Free Operator Training, Testing and Certification at our site
  • Entire Assembly removes from case for service Additional Flow Ports B & E
  • Small Size unit is Fast at setting and measuring flow
  • Shipping weight without crate is 135 lbs.

Available In Various Ranges

  • EL and S Models in smaller case
  • Model 620EL 0.000077 to 0.004765 lbs/sec
  • Model 620S 0.000143 to 0.095000 lbs/sec
  • Model 620L 0.000280 to 0.019600 lbs/sec
  • Model 620M 0.000610 to 0.038440 lbs/sec
  • Model 620H 0.001228 to 0.077230 lbs/sec
  • Model 620XH 0.002438 to 0.154300 lbs.sec


Need more accuracy? CCDI can offer Digital Transducers.

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