Potter PTS-B Plug Type Supervisory Switch

PTS B TYPE SWITCH and ULC Listed and FM Approved 5.25 L x 2.63 W x 2 D L x 6.7cm W x 5.1cm D Bracket 8 L 20.3cm 2 lbs 91 kg Cast Aluminum Red Wrinkle Enamel Activated by Cover Removal Ratings 250 mA at 28VDC AC 2 wire 18 Ga Waterproof Approx 8 long No 1010095 Patent No 4234879 Model PTS B is designed to supervise sprinkler system valves This unit is particularly useful for unusual such as non rising stem valves the valve wheel will pull the plug out of the receptacle plug cannot be reinserted after operation until the cover is with special key provided Cover tamper is provided SPST normally closed when plug is in recep Contacts rated 250 mA 28 VDC VAC PTS B is NOT available with normally open contacts receptacle housing is mounted near the valve With the in the full OPEN position the approximate 8 of water wire provided can be cut to the desired length and through the valve wheel and terminated in the plug forms a normally closed single circuit loop when the plug inserted into the receptacle cover tamper switch can be series wired into this loop or be wired into a separate normally closed protection circuit wiring diagrams TAMPER IN SERIES WITH PROTECTIVE CIRCUIT COVER TAMPER CIRCUIT Stipulated By Factory Mutual And Underwriters Laboratories unit is not intended or designed for ordinary use It is a special application device to be used for unusual conditions such as non stem gate valves where no other approved or listed method of protection is available or practical As this unit does not meet NFPA and standards requiring restoration signal when the valve is positioned to normal special attention should be given by the parties to assure that the proper operation of this device is maintained This device should only be restored to normal when valve is in the normal condition Electric Signal Company 2081 Craig Road St Louis MO 63146 4161 Phone 800 325 3936 Canada 888 882 1833 www pottersignal com IN USA 8820007 REV E 5400701 3 99 1 OF 1