Industrial Flow Switches are normally closed (NC) but can be wired for normally open (NO). Typical applications include lubrication, process, fire control, and cooling systems; heat pumps; hydraulic lifts; and water treatment.
Choose a brass model with a ¼'', 3/8'', ½'', or ¾'' NPT(F) connection. Repeatability is ±2%. Note: Back pressure of 5 psi is required for gas applications. Wetted materials are brass, 316 SS, epoxy, and Viton for all models. Models 32929-20, -22, and -24 measure 3-¼''W x 3-1/4''H x 1''D; model 32929-26 measures 4-¼''W x 4''H x 1''D. Shpg wt 4 lb (1.9 kg).