Description
The Models 1903 and 1933 4-1/2" process gauges are designed for process applications that require a panel mounted gauge. The 1903 and 1933 gauges have a cast aluminum front flange case with a lower-back mount process connection. These models are available with wetted surface material in brass/phosphor bronze and 316L, depending upon your needs.
Models 1903 and 1933 4-1/2" SOLFRUNT gauges are supplied in 21 vacuum, compound, and pressure ranges from 30" Hg vacuum through 11600 psi.
Calibration adjustments (scale shape and span) can be accomplished from rear of case without disturbing the gauge internals. Pointer adjustments are easily made by removing ring and window.