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2364-211 and 2364-220 Pneumatic Electric Relays Installation Instructions

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This document provides installation, wiring, and adjustment instructions for the 2364-211 and 2364-220 pneumatic electric relays, which convert gradual air pressure changes into electrical switching actions for HVAC control systems. It includes specifications, ordering data, and safety precautions for these SPDT and DPDT relays used in applications such as unit ventilators, fan coil motors, and air handling units.

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