HIGH PRECISION HYDRAULIC DEAD WEIGHT TESTERS
(Upto ±0.01% Reading Accuracy)

H6900 Series
Nagman’s Hydraulic Dead Weight Testers are basic Primary Standards used worldwide for Reliable & Accurate measurement of Pressure – Tabletop - Single/Dual Piston – covering Ranges upto 1000/1200 Bar with High (0.025% Reading) / Very High (0.01% Reading) Accuracies - in a wide variety of critical Industrial / Lab Applications. Ideal for Calibrating Pressure Gauges, Transducers/Transmitters, Transfer Standards, Recorders, Digital Calibrators etc.
The Accuracies of these Dead Weight Testers are guaranteed by calibrating the Piston through ‘Cross Floating’ with a Master Piston of 80 ppm uncertainty. Accuracies – certified by In house Calibration Lab Accredited per ISO 17025 - are Traceable ultimately to International Standards. Nagman also introduced “NEW” Design in “Compound” Pneumatic Dead Weight Tester (Model P8000-SP-1/2) - Single Dead Weight Tester for both Vacuum & Pressure Calibration (-0.85 to 1 Bar Range). Single ‘Tilting’ Weight Carrier – to use both in Vacuum & Pressure Mode.