V6-Series Calibration needed?:Yes (office will call you to confirm the cost) and long battery life

and long battery life

Computer Interface: PC serial or USB (interface cable required)

Clock: Real or elapsed time based on mode

Calibration-friendly for continued accuracy

V6-Series Calibration needed?:Yes (office will call you to confirm the cost) and long battery lifeDwyer Instruments is now a DwyerOmega product brand. Overview The Series V6 Flotect Flow Switch is surprisingly compact, and specifically engineered to monitor liquid, gas, or air flows. Time tested in thousands of pipelines installations and processing plants around the world, this Series is Weatherproof, designed to meet NEMA 4 and Explosion proof (listing included in specifications). Tees are available for installation in pipelines from 1 2" to 2"