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Dwyer

Minihelic® II Differential Pressure Gauge, 2-1/16" , 0 - 0.5 in. w.c., Panel Mount, Analogue

Model: HA788

Mfr. No.: 2-5000-0

See Product Details

  • Dwyer 2-5000-0 Minihelic® II Differential Pressure Gauge, 2-1/16" , 0 - 0.5 in. w.c., Panel Mount, Analogue

Colour, sizing or style depicted in some photos may not be exactly as described.
Please check your product description carefully before placing your order.

$101.00 / Each

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Ships in 3-4 weeks

Shipping times are based on information available at the time of order and are subject to change.

FREE delivery on all orders over $150 when shipping to an eligible location.

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Description

  • Housing is molded from strong mineral and glass filled nylon
  • Pointer stops of molded rubber prevent pointer over-travel without damage
  • Full view lens is removable
  • Precision litho-printed scale is accurate and easy to read
  • Red tipped pointer of heat treated aluminum tubing is easy to see
  • "Wishbone" assembly provides mounting for helix, helix bearings and pointer shaft
  • Jewel bearings provide virtually friction-free motion for helix
  • Helix is free to rotate in jewel bearings and aligns with magnetic field of magnet to transmit pressure indications to pointer
  • Zero adjustment screw, located behind the removable lens, eliminates tampering
  • Range spring calibration clamp fixes live length of spring for proper gauge calibration and is factory set and sealed
  • Silicone rubber diaphragm allows accurate response to a broad range of temperatures at extremely low pressure and incorporates blow out area for overpressure protection
  • Diaphragm support plates of lightweight aluminum on each side of the diaphragm minimize position or attitude sensitivity and help define pressure area
  • Flat leaf range spring reacts to pressure on the diaphragm
  • Low pressure tap connects to rear chamber
  • Coil spring link provides a resilient connection between the diaphragm and the range spring
  • Ceramic magnet mounted on a molded bracket at the end of the range spring rotates the helix without direct mechanical linkage
  • High pressure tap connects with the front chamber through passageway in the plastic case and a sealing ring molded into the edge of the diaphragm

Specifications

Dial Diameter

2-1/16"

Pressure Range

0 - 0.5 in. w.c.

Connection

Panel Mount

Dial Type

Analogue

Lens Material

Acrylic