System Sensor OSY2 Supervisory Switch WFDS746

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OSY2 Switch System Sensor OSY2 is used to monitor the open of an Outside Screw and Yoke OS Y type gate NEMA 3R rated enclosure User friendly mounting bracket fits newer valve yokes Single side conduit entry does not require right angle fittings Adjustable length actuator eliminates the need for cutting the shaft Accommodates up to 12 AWG wire Three position switch monitors vandal and valve close signals Two SPDT contacts are enclosed in a durable terminal block for strength simultaneously 100 percent synchronization activates both alarm panel and local Listings Construction The OSY2 consists of a rugged housing for indoor and outdoor use When installed with the actuator the vertical position the OSY2 is NEMA 3R rated per UL Flexibility The OSY2 features a user friendly bracket and adjustable shaft to permit mounting to most valves ranging in size from 1 to 12 Its right angle design wide bracket span provides maximum clearance for valve to accommodate troublesome valves Removing the gate valve bracket allows the unit to monitor side bracket pressure reducing valves Operation Installation is made easier with the single side conduit entrance By providing a direct conduit to the electrical source right angle fittings are not required is further simplified by the OSY2 adjustable length which eliminates the need for cutting the shaft Performance The OSY2 is equipped with tamper cover screws to prevent unauthorized entry Inside two sets SPDT Form C synchronized switches are enclosed in a durable block to assure reliable performance Sprinkler NFPA 13 or Two Family Dwelling NFPA 13D Occupancies up to 4 stories NFPA National Fire Alarm code NFPA 72 years 5,213,205 Mounting following are examples of acceptable FOLLOWING ARE EXAMPLES OF positions MOUNTING POSITIONS FOLLOWING MOUNTING IS NOT ACCEPTABLE Specifications Specifications shall be model number OSY2 supervisory switch as manufactured by System Sensor OSY2 shall be installed on each valve as on the drawings and or as specified herein Switches shall be mounted so as not to interfere with the normal operation of the valve shall be adjusted to operate within two revolutions of the valve control or when the stem has moved no more than one fifth of the distance its normal position The mechanism shall be contained in a weatherproof die cast metal housing that provides a side entrance for and incorporates the necessary facilities for attachment to the valve A grounding provision is provided The switch assembly shall two switches each with a rated capacity of 10 Amp 125 250VAC and 2.5 Amp 24VDC The cover shall contain tamper resistant for which a security wrench will be provided with each switch The OSY2 shall be Underwriters Laboratories listed for indoor or outdoor The OSY2 shall be Factory Mutual CSFM and MEA approved Specifications Switch Weight x 3 x 3 x 8.9cm x 8.2cm lbs 1.3 kg Specifications Ratings Rating sets of SPDT Form C A 125 250VAC 2.5 6 12 24VDC indoor outdoor 3R when mounted with the actuator Range Stem to 120 0 to 49 The OSY2 will operate from to 120 to 49 however UL does not test control supervisory switches below 32 0 6.7cm Use Tamper with ULC model for UL model part no 546 7000 Span Entrances Connections for OSY2 x 6 x 1 5.7cm x 17.1cm x 2.5cm Warranty single side open for conduit Patent Nos VIEW 1 2 RATINGS VAC VDC AMPS AMPS COMMON AND B CONNECTIONS CLOSE WHEN VALVE MOVES 1 5 OF TOTAL TRAVEL DISTANCE GAUGE FACP CONNECTION SWITCH SWITCH NONSILENCEABLE ZONE LISTED FACP LOCAL BELL CONNECTION POWER BELL Screw and Yoke valve supervisory switch Screw and Yoke valve supervisory switch ULC model DOWN Information No hardware kit screw pack and J tamper switch kit screws for cover WIRE AS SHOWN FOR SUPERVISION CONNECTION DO NOT ALLOW STRIPPED LEADS TO EXTEND BEYOND SWITCH DO NOT LOOP WIRES Vertical Up VERTICAL UP tamper proof wrench for cover hex wrench Ohio Avenue St Charles IL 60174 800 SENSOR2 Fax 630 377 6495 specifications subject to change without notice Visit systemsensor com current product information including the latest version of this data sheet System Sensor 11 11 FOLLOWING ARE EXAMPLES OF MOUNTING POSITIONS Horizontal Vertical DOWN following mounting position is not FOLLOWING MOUNTING IS NOT ACCEPTABLE VERTICAL UP

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