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Air Flow Calibrator

Accurate air flow calibration of personal air sampling pumps and area air sampling pumps is essential to every air sampling application. Calibrators provide best choice in precision air flow measurement across a broad range of flow rates and applications from Industrial Hygiene, Indoor Air Quality, Environmental Monitoring, and other health and safety related studies.

Soap Bubble Calibrator

The Soap Bubble Calibrators are meant for the calibration of air sampling pumps. These are in compliance with ISO 17025 standards and offers standard accuracy and performance validation while sampling pump air flows ranging from 1 cc to 30 LPM.

Temperature Limits

  • Operating Temperature : 5 to 35C (41 to 95F)
  • Storage Temperature : 0 to 50C (32 to 122F)


  • DC Power Source : Internal Battery Pack
  • AC Power Source : Continuous operation through adapter/charger
  • Battery Charge Time : 14 Hrs.
  • Expected Battery Life : over 300 charge/recharge cycles
  • Transmission Link : RS-232
  • Interface Connectors : Charger Jack (2.1 mm barrel jack), Printer Jack (DB-25), Sensor Jack - Wet Cell (DB-9)

Technical Specifications

Low Flow Wet Cell Standard Flow Wet Cell High Flow Wet Cell
Dimensions 2” W x 4” H x 2.1” D
(51W x 102H x 53mmD)
2.5" W x 6" H x 2.6" D
(64W x 152H x 66mmD)
3.5" W x 8.1" H x 3.7" D
(89W x 206H x 94mmD)
Weight 0.4 lbs. (.18 kg) 0.82 lbs. (0.37 kg) 2.26 lbs. (1.02 kg)
Flow Range & Accuracy 1 - 250 cc/min., ±1% of reading accuracy 20cc to 6 LPM, ±1% of reading accuracy 2-30 LPM, ±1% of reading accuracy

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Field Air Flow Calibrator for PM2.5

The field air flow calibrator is ideal for field calibration of PM2.5 Sampler. It works with a precise flow of 16.67LPM and calibrate air flow ranging from 1-30 LPM. The calibrator is available with measuring provision for barometric pressure and ambient temperature and NIST traceability. It is suitable for temperature range of -30° to +55° C and displays both actual and standard flow rates. The device is and is powered by battery. It is simple in operation with no moving parts. The flow through the instrument is uninterrupted and the graphic software provides a continuous output display for all the functions.

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Go-Cal Calibrator

The Go-CalTM air flow calibrator is a portable and light weight battery-operated easy to use calibrator that provide accurate results within 2% of reading. It displays volumetric flow rate that allows continuous adjustments of pump flow-rate in real-time. The go-cal calibrator displays flow rate that is compensated for temperature and make it easier to produce consistent results at various calibration locations.


  • Precision air flow calibration between 0.01 - 20 LPM
  • Continuous real-time volumetric flow rate display
  • Battery powered, compact, and lightweight for field portability
  • NIST traceable calibration certificate included
  • Calibrator kit complete for immediate use

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