LSS Series Stainless Steel Gauge

Brand: Marsh Bellofram Group of Companies

Low Pressure Gauges from Marsh Instruments incorporate a diaphragm element allowing for accurate low-pressure readings in support of a variety of applications, with ASME Grade A 2/1/2% accuracy for ranges above 30” of water.

Available ranges include vacuum and pressure in inches of water, ounces per square inch, kilopascals, and millimeters of mercury.

Features

  • Diaphragm Internals for Accurate Low Pressure Measurement
  • Weatherproof- Hermetically Sealed Stainless Steel Case
  • 316 Stainless Steel Internals

Specifications

Accuracy

  • For Ranges 30" H₂O and above: ± 2/1/2 % (ASME Grade A)
  • For Ranges Below 30" H₂O: ± 3/1/3 %

Dial Sizes

  • 2-1/2" (63 mm)
  • 4" (100 mm)

Case Material

  • 304 Stainless Steel

Bezel

  • 304 Stainless Steel - Removable

Tube & Socket

  • 316 Stainless Steel

Movement

  • Stainless Steel

Connection

  • 2.5": 1/4" NPT - Lower Mount
  • 4": 1/4" or 1/2" NPT - Lower Mount

Pressure Range

  • Low Pressure Vacuum + Pressure 10" H20 through 10 psi

Standard Scale

  • Dual Scale with kPa
  • Triple Scale: oz./in², inH₂O, & kPa

Dial Color

  • Black Markings on White

Pointer

  • Aluminum, Black Painted

Window

  • Glass

Standard Case Fill

  • Dry, Non-Fillable

Ambient Temperature

  • -40° to 160° F

Weight

  • 2.5": 0.5 lb
  • 4": 1.0 lb

  • HVAC
  • Boiler/HVAC
  • Burner
  • Oil & Gas
  • Industrial
  • Commercial
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