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PS111, pressure switch with NEMA 4X is designed to make a dry contact in the event of a change in the flow followed by a change of pressure. It may be use as a flow switch. The sensitivity of the pressure switch can be adjusted by truning the dial inside receptacle. For high pressure, reduce sensitivity and loosen the dial. For low pressure, increase sensitivity and tighten the dial. PS111 is easy to use and simple to install. Fittings, 5 feet cable with terminal forks, along with a 5 feet tubing are provided in the package.
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