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FSW500
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Catalog excerpts

LOW-COST UNITS FOR THREADED PLASTIC PIPING FSW500 Series Starts at Pressure Drop (PSID) ߜ Flow Switch Setpoints: 0.25 to 5.0 GPM ߜ 3⁄4 NPT Ports ߜ Non-Adjustable Setpoint FSW501, $60, shown smaller than actual size. Tests conducted with units in vertical position (lead wires up) with water at 70°F (21°C) The FSW500 offers low-cost flow monitoring with a variety of switch actuation points and low pressure drop. With their polypropylene or stainless steel wetted parts, these switches are suitable for a wide range of chemical and temperature requirements. The FSW500 is ideal for cooling of equipment such as welders and lasers. A J-box version with a 5 A relay is also available. SPECIFICATIONS Wetted Materials Housing, Bonnet, Shuttle, Shuttle Cap: Polypropylene, hydrolytically stable O-Ring: Viton® Spring: 316 SS Retaining Clip: PH 15-7 Mo SS Operating Pressure, Maximum: 100 psig @ 21°C (70°F) 50 psig @ 82°C (180°F) Operating Temperature, Maximum: 100°C (212°F) Setpoint Accuracy: ±20% Setpoint Differential: ±20% max Switch: SPST, NO pilot duty 20 VA, 120 to 240 Vac or Vdc J-Box with 5 A Relay: 120 Vac, 50/60 Hz Contacts: 5 A to 240 Vac resistive 1 ⁄3 hp to 120 Vac 5 A to 28 Vdc resistive Inlet/Outlet Ports: 3 ⁄4 FNPT Electric Termination Pilot: 22 AWG, 0.6 mm (2") zip cord lead wires J-Box: 1.8 mm (6') cable MOST POPULAR MODELS HIGHLIGHTED! To Order (Specify Model Number) Model No. FSW501 FSW502 FSW503 FSW504 FSW505 FSW506 FSW511 FSW512 Description Pilot duty 20 VA switch Pilot duty 20 VA switch Pilot duty 20 VA switch Pilot duty 20 VA switch Pilot duty 20 VA switch Pilot duty 20 VA switch J-box with 5 A relay J-box with 5 A relay Ordering Examples: FSW 501, 20 VA switch, $60; FSW 511, J-box with 5 A relay, $144.

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Your One-Stop Source for Process Measurement and Control! UNITED STATES Deckenpfronn, Germany UNITED KINGDOM Manchester, England More than 100,000 Products Available! Calibrators, Connectors, General Test and Measurement Instruments, Handheld Instruments for Temperature Measurement, Ice Point References, Indicating Labels, Crayons, Cements and Lacquers, Infrared Temperature Measurement Instruments, Recorders, Relative Humidity Measurement Instruments, PT100 Probes, PT100 Elements, Temperature & Process Meters, Timers and Counters, Temperature and Process Controllers and Power Switching Devices,...

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