V4-Series Calibration needed?:Yes (office will call you to confirm the cost) For measuring large bores from

For measuring large bores from 250 mm to 450 mm

when data logger operation is start/stopped by user intervention via button press

Measurement of gas flow and static pressure

General Purpose Probe (PRS-GP-)

Resolution: 1 degree

V4-Series Calibration needed?:Yes (office will call you to confirm the cost) For measuring large bores fromDwyer Instruments is now a DwyerOmega product brand Overview The Series V4 Flotect Flow Switches are rugged and reliable, ideal for automatically protecting equipment and pipeline systems against damage from reduction or loss of flow. Time tested in thousands of pipeline installations and processing plants around the world this Series is weatherproof, designed to meet NEMA 4 and Explosion proof (listing included in specifications). This series can be