Barton Instruments Model 450C Indicator and Model 316C
Model 450C Indicator
The Barton Instruments Model 450C indicates low DP in high static pressure applications. Its 4-1/2" dial provides excellent readability with economy of space. The M450C is a commercial version of the M316C, used by the U.S. Navy for shipboard measurement of DP, flow, and Liquid level.
• Case: Aluminum (NEMA 4) or 316SST (NEMA 4X), Weather-proof
• Dial: 4-1/2 inch, 270° arc
• Actuated by the 224C DPU Indicating Mechanism
The indicating pointer traverses a 270° arc, providing excellent readability. It is driven by a precision, jeweled rotary movement that employs a thermally stable Ni-Span-C hair spring. The movement has a micrometer screw for range adjustments. Zero and range adjustments
can be made without removing the scaleplate or pointer. Linearity adjustments are easily accessible after removal of the scaleplate.
The 4-1/2 inch diameter scale can be graduated uniformly for DP or level, or square root for direct reading of flow rate. Special scales for indicating liquid quantity in tanks can be provided.