5WPS Pressure Switch
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Description & Features: • • Diaphragm Actuated: 15 to 300 PSI (Differential) Bellows Actuated: 15 to 5000 PSI • Features a rugged cast aluminum housing (NEMA 4X, 12 and 13 standard) and cover incorporating Winters’ accurate switching mechanism actuated by a diaphragm Either 1 or 2 SPDT electric switches are available in a variety of configurations: tandem settings for DPDT operation, independent adjustment for High-Low operation, adjustable switch differential (deadband), manual reset on either increasing or decreasing pressure Many switching configurations can be supplied with electric switches that have: low switch differentials (deadband), high direct current ratings, gold contacts, hermetically sealed contacts 1 year warranty Common applications include: pumping stations, remote locations, ideal for High-Low level control (requiring dual elements) Specifications Cast aluminum 1 Pressure Connection /4” NPT female standard /2” NPT male available Electrical Connection Wiring - Switches may be wired to 'normally open' or 'normally closed' terminals on electric switch(es). Pressure Connection - 1/4" NPT female is standard. 1 /2" NPT male is available. Adjustment - Turn pressure adjustment nut(s) clockwise to increase setpoint. Detailed installation and calibration instructions are provided for every shipment. Settings adjustment is available at no charge. Port Material Installation Notes Orientation - The 5WPS Diaphragm Actuated will operate satisfactorily in any position. However, mounting the device vertically will allow the easiest adjustability and reduce sediment in the pressure chamber. Diaphragm Actuated: Aluminum Bellows Actuated: SS with silver braze Diaphragm Material Buna N, Teflon® protected Contact Ratings Screw type, field adjustable Maximum Ambient Temperature Minimum Ambient Temperature Weight Teflon® is a registered trademark of Dupont Corporation WINTERS INSTRUMENTS

Diaphragm Actuated Type 1 Low Deadband - Use table values Type 2 Std. Deadband - Use table values Type 3 High DC Rated - Multiply Type 2 table values Type 4 Hermetically Sealed Switch - Multiply Type 2 Type 6 Gold Contact - Use Type 2 table values Diaphragm Actuated Bellows Actuated WINTERS INSTRUMENTS

Differential Bellows Actuated Deadband Notes The deadbands listed in the tables are the maximum switch differentials when the standard electric switch is used. Deadband is affected by the type of switch used. Each type of switch's effect on deadband is as follows: Type 1 Low Deadband - Use table values Type 2 Std. Deadband - Use table values Type 3 High DC Rated - Multiply Type 2 table Type 4 Hermetically Sealed Swith - Multiply Type 2 table values by six Type 6 Gold Contact - Use Type 2 table value Differential Bellows Actuated BELLOWS ASSEMBLY B= 1 3/8" RANGES 15 THRU 100 PSID PSIDB= 1"...