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Add the Model 711.12, 731.12 Differential Pressure Gauge to your store or catalog  
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WIKA Differential Pressure Gauge, Model 711.12, 731.12

Model 711.12, 731.12 Differential Pressure Gauge

Brand: WIKA Alexander Wiegand SE & Co. KG
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Type 711.12, Copper Alloy Wetted Parts, Type 731.12, Stainless Steel Wetted Parts
Features
  • Ranges from 10 psi (0.6 bar)
  • Differential pressure indication with moving disc
  • Economical and reliable design

Specifications

Brand

Sizes

  • 4" & 6" (100 mm & 160 mm)

Accuracy

  • + 1.5 % of Span

Ranges (All Ranges Not Stocked)

  • Scale Range must be selected based on the highest Static Pressure measured. The Pressure differential to be indicated should be no less than 1/6 of the full scale Range. when ordering please State both the Static Pressure applied and the differential to be indicated.
  • Pressure from 10 psi to 15,000 psi
  • Vacuum 30 inHg

Working Range

  • Short Time: 1.3 x Full Scale Value
  • Fluctuating: 0.9 x of Full Scale Value
  • Steady: Full Scale Value

Operating Temperature

  • Maximum 212° F (+100° C) - 1500 psi thru 15,000 psi
  • Media: Max. 140° F (+60° C) - 10 pai thru 1000 psi
  • Ambient: -4° to 140° F (-20° to 60° C)

Temperature Error

  • Additional error when temperature changes from reference temperature of 68° F (20° C) +0.4 % for every 18° F (10° C) rising or falling. Percentage of Span.

Weather Protection

  • Weather resistant (NEMA 2 / IP33)

Connection

  • Each side Marked with + or -
  • Lower Mount (LM) only 2 x 1/4" or 1/2" NPT
  • Material: Copper Alloy

Bourdon Tube

  • Material: 316 Stainless Steel
  • 1,500 psi to 15,000 psi helical typ
  • Material: Copper Alloy
  • 10 psi to 1,000 psi C-Type

Movement

  • Copper Alloy, wearable Parts Argentan

Dial

  • White Aluminum with Black Lettering

Pointer

  • 1 graduated disk indicator with scale ± 50 % of main scale Range
  • 1 Black Pointer
  • Material: Aluminum

Case

  • Black Painted Steel

Window

  • Flat Glass

Cover Ring

  • Black Painted Steel Screw Retained

  • Measurement of pressure differential or duplex measurement of 2 applied pressures (duplex measurement)
  • Heating, ventilation and air conditioning (HVAC)
  • For non corrosive, non crystallizing gaseous and liquid media
  • Type 731.12 suitable for aggressive media (SS compatible)

Documentation

Data Sheet

Operating Instructions

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