Potter VS-SP Series Special Application Waterflow Switch without Retard

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VS SP TYPE WATERFLOW SWITCH SMALL PIPE Cover held in place with tamper resistant screws cUL CSFM and NYBSA Listed CE Marked Pressure Up to 250 PSI 17,2 BAR Flow Rate for Alarm 10 GPM 38 LPM Surge 18 FPS 5,5 m s Die cast red enamel nish One set of SPDT Form C standard set optional see below Amps at 125 250VAC Amps at 125VDC Amps at 250VDC Amps at 30 VDC resistive Entrance One opening for 1 2 conduit Listed plastic copper and schedule 40 iron pipe pipe sizes 1 25mm 1 1 4 32mm 1 1 2 38mm 2 50mm 12 paddles are furnished with each unit one for each size of threaded and sweat TEE one for 1 CPVC one 1 CPVC Central one for 1 Nibco threaded tee and one 1 1 2 threaded Japan Speci cations Suitable for indoor or outdoor use with factory installed and die cast housing NEMA 4 IP55 rated enclosure use with appropriate conduit tting Temperature range 40 to 120 4,5 to 49 Sprinkler or two family dwelling occupancy up to four stories Fire Alarm Code Use Extra Contacts Switch Kit Stock No 0090013 Contacts Switch is Field Installed Tamper Switch Kit Stock No 5420220 Fig 2 for proper TEE size type and installation Use no more than wraps of te on tape as thread lubricant Screw the device into the tting as shown in Fig 2 Care must be taken to properly orient device for the direction of water ow vane must not rub the inside of the TEE or bind in any way The should move freely when operated by hand the operation of the unit by opening the inspector test valve at end of the sprinkler line or the drain and test connection if a test is not provided there are no provisions for testing the operation of the ow detection on the system application of the VS is not recommended advisable No 1111100 Patent No 3921989 Canadian Patent No 1009680 Patents Pending VS SP in systems that are not subject to variable water Failure to do so will result in false alarms device is not intended for applications in explosive Model VS SP is a vane type water ow switch for use on wet systems These devices may be used as sectional ow on large sprinkler systems and on smaller sprinkler systems as mobile homes and residential dwellings VS SP does not have a retard to prevent false alarms due to water Therefore it should NOT be used on systems with variable water supplies except in the case of elevator recall devices may be mounted in horizontal or vertical pipe On pipe they should be installed on the top side of the pipe they will be accessible The units should not be installed within 15cm of a valve drain or tting which changes the direction of the ow Select the proper paddle for the pipe size and type of TEE See Fig 1 for instructions on how to change the paddle unit has a 1 NPT bushing for threading into a non corrosive TEE Electric Signal Company LLC St Louis MO Cust Service 866 572 3005 Tech Support 866 956 0988 Canada 888 882 1833 www pottersignal com IN USA 5400769 REV W 1 OF 2 1 SECOND AVAILABLE REQUIRED KIT 0090013 OF FLOW 737 31 are 12 paddles furnished each unit One for each size of sweat or plastic TEE as in Fig 2 These paddles raised lettering that shows pipe size and type of TEE they are to be used with The paddle must be used The must be properly attached drawing and the screw that the paddle must be securely TYPE WATERFLOW SWITCH SMALL PIPE 2 4,3MM 11 16 735 33 the device into the tee tting as shown Care must be taken to orient the device for the direction of water ow On sweat no threaded bushings inserts or adapters are permitted unless comply with the dimensions listed in the chart below The depth to the inside bottom of the tee should have the dimensions not use more than three wraps of te on tape SO ON IN WATER NPT ON SIZES OF TEE BE SWEAT WATER I N N I N 923 3 uninsulated section of a single conductor should be looped around the terminal and serve as two connections The wire must be severed thereby supervision of the connection in the event that wire becomes dislodged from under the terminal The Model VS SP has one SPDT switch An optional second is available if required For example one switch would connect an annunciator panel and the optional switch could be used to operate local bell Order Switch Kit No 0090013 frequency of inspection and testing for the Model VS SP and its protective monitoring system should be in accordance with NFPA Codes and Standards and or the authority having manufacturer recommends quarterly or more frequently to the possibility of unintended discharges caused by pressure trapped air or short retard times water ow switches that monitoring wet pipe sprinkler systems shall not be used as sole initiating device to discharge AFFF deluge or chemical systems IN USA 5400769 REV W 2 OF 2 Information Control Panel Connections Terminal Connections Clamping Plate Terminal

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