This manual introduces the features and characteristics of Rosemount 1495 Orifice Plate, 1496 Orifice Flange Union products, including how to use, install and maintain them.
This document serves as a comprehensive guide for the installation and operation of Rosemount 1495 Orifice Plates and 1496 Flange Unions. It covers essential safety precautions, inspection procedures, and detailed instructions on how to install these flow measurement components in piping systems handling liquids, gases, or vapors.
| Pipe sizes | 2-in. to 24-in. (50 mm to 600 mm) |
|---|---|
| Temperature limit (1495) | -320 to 800 °F (-196 to 427 °C) |
| Temperature limit (1496) | -320 to 1000 °F (-196 to 538 °C) |
| Service type | Liquid, gas or vapor turbulent flow |
Sufficient straight run is required to produce a fully developed flow profile to obtain published accuracy.
It must be sloped at least one inch per foot downward from the transmitter toward the process connection.