The Heise® handheld precision calibrator offers practical, state-of-the-art features specifically designed to meet modern line-test application requirements. This innovative unit that has the widest selection of interchangeable ranges anywhere: +/- 0.125 inches H2O through 10,000 psi, and its dual range capability lets the user monitor two ranges simultaneously. This unit is available in accuracies from .1 to .025% FS, depending on the user's requirements.Each handheld system consists of a base unit and one or two Quick-Select™ pressure modules. The array of pressure modules from 0.25 inches H2O through 10,000 psi can be interchanged quickly and easily without the use of tools. Quick-Select interface modules for temperature measurement with thermocouples and RTD's are also available.System capabilities include measurement of pressure, flow volume and velocity, vacuum, calculation of leak rate, current, voltage, and change-of-state for switch testing, including trip point and deadband. Dresser Instruments manufactures the handheld calibrator at an ISO 9001-certified facility. A fully equipped PTE-1 calibrator system provides capabilities required for most pressure measurement and test applications. For more information visit: www.heise.com
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