DWT offers laboratory
accuracy in an instrument that is designed to withstand an industrial
environment. These testers are designed to be primary pressure
standards and are available in several ranges and engineering units.
DWT is available in ranges to 1, 000 bar
( 15, 000 psi) . This robust tester has been engineered to withstand the
stresses of daily operation in a manufacturing environment and still
maintain its accuracy and repeatability. The Type T is constructed of 300
series stainless steel and Monel and is supplied with Buna N O-rings as
a standard unit. Viton and EPT O-rings are optional. This deadweight can
use a water/ alcohol mix or hydraulic oils for the pressure medium.