Product Variation:

H18 Series

Marsh Instruments Quality Gauges feature the exclusive recalibrator and the accuracy is within ±1” in the middle half of span. These gauges provide continuous service at an economical price.

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Variations: H1805, H1805L1, H1805L2, H1805L3, H1805L4, H1805W1, H1805W2, H1805W3, H1805W4, H1812, H1812L1, H1812L2, H1812L3, H1812L4, H1812W1, H1812W2, H1812W3, H1812W4, H1814, H1814L1, H1814L2, H1814L3, H1814L4, H1814W1, H1814W2, H1814W3, H1814W4, H1818, H1818L1, H1818L2, H1818L3, H1818L4, H1818W1, H1818W2, H1818W3, H1818W4, H1824, H1824L1, H1824L2, H1824L3, H1824L4, H1824W1, H1824W2, H1824W3, H1824W4, H1840, H1840L1, H1840L2, H1840L3, H1840L4, H1840W1, H1840W2, H1840W3, H1840W4, H1842, H1842L1, H1842L2, H1842L3, H1842L4, H1842W1, H1842W2, H1842W3, H1842W4, H1846, H1846L1, H1846L2, H1846L3, H1846L4, H1846W1, H1846W2, H1846W3, H1846W4, H1848, H1848L1, H1848L2, H1848L3, H1848L4, H1848W1, H1848W2, H1848W3, H1848W4, H1852, H1852L1, H1852L2, H1852L3, H1852L4, H1852W1, H1852W2, H1852W3, H1852W4, H1854, H1854L1, H1854L2, H1854L3, H1854L4, H1854W1, H1854W2, H1854W3, H1854W4, H1858, H1858L1, H1858L2, H1858L3, H1858L4, H1858W1, H1858W2, H1858W3, H1858W4, H1860, H1860L1, H1860L2, H1860L3, H1860L4, H1860W1, H1860W2, H1860W3, H1860W4, H1864, H1864L1, H1864L2, H1864L3, H1864L4, H1864W1, H1864W2, H1864W3, H1864W4, H1872, H1872L1, H1872L2, H1872L3, H1872L4, H1872W1, H1872W2, H1872W3, H1872W4, H1874, H1874L1, H1874L2, H1874L3, H1874L4, H1874W1, H1874W2, H1874W3, H1874W4, H1876, H1876L1, H1876L2, H1876L3, H1876L4, H1876W1, H1876W2, H1876W3, H1876W4, H1878, H1878L1, H1878L2, H1878L3, H1878L4, H1878W1, H1878W2, H1878W3, H1878W4, H1880, H1880L1, H1880L2, H1880L3, H1880L4, H1880W1, H1880W2, H1880W3, H1880W4, H1882, H1882L1, H1882L2, H1882L3, H1882L4, H1882W1, H1882W2, H1882W3, H1882W4, H1884, H1884L1, H1884L2, H1884L3, H1884L4, H1884W1, H1884W2, H1884W3, H1884W4, H1890, H1890L1, H1890L2, H1890L3, H1890L4, H1890W1, H1890W2, H1890W3, H1890W4, H1892, H1892L1, H1892L2, H1892L3, H1892L4, H1892W1, H1892W2, H1892W3, H1892W4, H1894, H1894L1, H1894L2, H1894L3, H1894L4, H1894W1, H1894W2, H1894W3, H1894W4

Description

Features:

  • Recalibrator Standard
  • Ranges to 20,000 psi
  • Backflange for Wall Mounting

Applications:

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

Additional information

Spec accuracy

/- 2/1/2% (ASME Grade A)

Bezel

Steel, black painted, removable

Connection

1/4" or 1/2" NPT

Design

Meets/Exceeds ASME B40.100

Pointer

Aluminum, Black Painted

Mount

Lower Back Mount, Backflange

Vent plug

N/A

Accuracy

/- 2/1/2% (ASME Grade A)

Subtitle

Dry/2-1-2% Accuracy – Quality Series

Series

H18 Series

Dial color

Black Markings on White

Dial size

3.5"

Pressure ranges

VAC/Compound to 20,000 psi

Case

Steel, Black Painted

Standard case fill

Dry, Non-Fillable

Window

Instrument Glass

Movement

Stainless Steel

Dial sizes

3.5", 4.5"

Ambient temperature

'-40 to 160F

Internal material

0-1000 psi: Copper Alloy, 1,500-20,000 psi: Stainless Steel

Tube socket

0-1000 psi: Copper Alloy, 1,500-20,000 psi: Stainless Steel

Standard scale

psi, single scale

Weights

see variation page