Visit PFS at the GAWP Expo in July
This July PFS will be at the Georgia Association of Water Professionals (SAWP) Annual Conference and Expo in Savannah, GA. 2025 GAWP Annual Conference & […]
News & Resources
PFS is Exhibiting at the 2025 EPC Expo – Booth H7
Primary Flow Signal is proud to be exhibiting at this year’s EPC Expo, taking place June 11–12, 2025. You’ll find us at Booth H7, right […]
PFS at POWERGEN 2025
This February PFS joined the exhibition at POWERGEN International in Dallas, Texas, sharing our industry expertise. Thanks to all who joined us to learn about […]
dP Flow Meter Troubleshooting Guide
When dealing with differential pressure (DP) flow meters, troubleshooting can be essential to maintaining accurate and reliable measurements in various industries. DP flow meters are […]
The Benefits of a Mini Venturi in Cryogenics
Learn more about the beneficial uses of a Mini Venturi meter in cryogenic applications as a result of research from the National High Magnetic Field Laboratory.
Rehabilitated Differential Pressure Meters: Expected Accuracy After Rehabilitation
During the past 15 years, PFS has provided field and factory meter rehabilitation services for a wide range of differential primary elements including Venturi meters, […]
Securing NIST Calibration Traceability for Venturi Meters
This article describes the process that Primary Flow Signal, Inc. uses in order to secure NIST traceability on a venturi meter that is not laboratory […]
Pressure Loss in Venturi Meters: How much line pressure/energy does the PFS HVT modified short form Venturi actually consume?
Venturi meters are known for their accuracy, reliability, and longevity, but how much energy and line pressure does the Venturi actually consume?
Comparing Laboratory and Bench Calibration for HVT Venturi Meters
A measurement system is designated valid if it is both accurate and precise – and when it comes to the importance of metering water/wastewater facilities, […]
Maximizing Flow Meter Accuracy in Upstream Piping Systems
Introduction One of the most common questions when designing a flow metering system with a Venturi meter– typical of the PFS-HVT model, is how much […]