You cannot log in without being assigned a valid TSI role.
The Primary Calibrator 4146 has a range of 0.01 to 20 liters per minute (L/min).
This small, portable, battery-operated unit is lightweight and easy to use. Volumetric flowrate is displayed continuously so adjustments to pump flow can be made in real-time. This primary calibrator is accurate to +/- 2% of reading.