RSA Instruments is a leading company in this field, specializing in the design, manufacture, and distribution of Acrylic Body Single Limb Manometers for pressure measurement and other applications. This device features a transparent acrylic tube filled with liquid, with one end connected to a pressure source and the other end exposed to the atmosphere. The open end is equipped with a scale to measure the liquid's pressure. Known for its affordability and compact size, the Single Limb Acrylic Manometer is well-suited for a range of uses.

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