Hydraulic Dead Weight Testers (Accuracy ±0.015% / ±0.01% of Rdg.)

H6900N Series

•    Ranges : 1000 / 1100 / 1200 Bar

•    Accuracy : ±0.015% / ±0.01% of Reading

•    Dual Piston

•    Oil operated

•    Engineering Units : Bar / Kg/Cm2 / PSI (Kpa & Mpa also available).

•    Adjustable Foot & Spirit Level

•    Piston Calibrated thro’ “Cross Floating Techniques”

•    Calibrated to Standard Gravity (Optional : Calibration to Local Gravity as per Customer’s requirement)

•    Accuracies Traceable to International Standards

•    Non-Magnetic Stainless Steel Weight Sets

Description

Ranges 1000 / 1100 / 1200 Bar
Piston Dual                                                                             Refer Table 2
Standard Accuracy ±0.015% / ±0.01% of Reading
Traceability International Standards                                                  Refer Table 1
Weights Non-Magnetic Stainless Steel
Pressure generation Thro’ Priming Pump & Screw Ram
Standard Corrections Gravity : 9.80665 m/s2* / Temperature : 20°C / Air Density : 1.2 Kg/Cm2
Weight (approx.) Instrument : 19 Kg. ; Weight Sets : 8 to 33 Kg.               Refer Table 2
No. of Weights 12 to 15
Instrument Dimensions 530 x 325 x 230 mm (L x W x D)
Operating Fluid Oil
DWTCal Software Supplied
Model Accuracy PCU Weight Set Certification Remarks
H6900N ±0.015% of Reading Hardened Special Steel Piston & & Matching Cylinder Non-Magnetic Stainless Steel Overall Accuracy From ISO/IEC 17025:2005 Accredited Calibration Lab
H6990N ±0.01% of Reading

 

Piston Type Piston Model

Pressure Ranges

1 / Bar 2 / Kg/Cm2 3 / PSI
Dual DP-1000 1 to 1000 1 to 1000 15 to 15000
Dual DP-1200 1 to 1200 1 to 1200 15 to 18000
  • Basic Instrument
  • Calibrated Stainless Steel Weight Sets Refer Table 1 & 2
  • Full set of Adaptors consisting of 1/8”, 1/4″, 3/8”, 1/2″ BSP (Set of NPT Adaptors available on request)
  • Operating Fluid (500 ml)
  • Spirit Level, Pointer Puller / Punch, Set of Spanners & Screw Driver
  • ‘O’ Ring & Seals
  • Wooden Carrying Case (for Weight Sets)
  • Instruction Manual
  • DWTCal Calibration Software
  • Calibration Certificate from NABL Accredited Laboratory (as per ISO/IEC 17025:2005) – Refer Table 1
  • Right angled Adaptor / Two Gauge Adaptor
  • Conversion Weight Sets to convert from one unit of Pressure to another
  • Incremental Weight Sets for smaller increments of Pressure

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