{"product_id":"osysu-ex-o-potter-outdoor-explosion-proof-os-y-valve-supervisory-switch","title":"OSYSU-EX-O POTTER Outdoor Explosion-Proof OS\u0026Y Valve Supervisory Switch","description":"\u003cp style=\"text-align:justify; font-family:Calibri; line-height:1.25;\"\u003eThe Potter OSYSU-EX-O is an outdoor, explosion-proof outside screw and yoke (OS\u0026amp;Y) valve supervisory switch used to monitor the position of a gate valve in a fire sprinkler system. It mounts to the valve and monitors movement of the rising stem. If the valve begins to close, the adjustable trip rod operates the switch and sends a supervisory signal to the connected fire alarm system.\u003c\/p\u003e\u003cp style=\"text-align:justify; font-family:Calibri; line-height:1.25;\"\u003eThe device features a UL-listed explosion-proof enclosure and weather-resistant, corrosion-resistant construction for demanding outdoor and hazardous locations. Its enclosure is aluminum, with a 316 stainless-steel mounting bracket\/bar and stainless-steel hardware. It includes two 3\/4-inch NPT conduit entrances and is rated for NEMA 4X and other specified environmental classifications. Installation and testing should be performed by qualified personnel.\u003c\/p\u003e\u003ch1\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/h1\u003e\u003ctable style=\"width: 500px; font-size:100%;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-weight:bold; \"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"color:blue; text-decoration: underline; \"\u003e\u003ca rel=\"noopener\" href=\"https:\/\/www.novastarsupply.com\/collections\/potter\" target=\"_blank\" style=\"color:blue; text-decoration: underline; font-weight:bold; \"\u003ePOTTER\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-weight:bold; \"\u003eManufacture\u003c\/td\u003e\n\u003ctd\u003ePotter Electric Signal Company\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-weight:bold; \"\u003eUnit of Measurement\u003c\/td\u003e\n\u003ctd\u003eEA (Each)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-weight:bold; \"\u003eTYPE\u003c\/td\u003e\n\u003ctd\u003eOutdoor Explosion-Proof OS\u0026amp;Y Valve Supervisory Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-weight:bold; \"\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-weight:bold; \"\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-weight:bold; \"\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eOSYSU-EX-O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003cbr\u003e\u003ch1\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/h1\u003e\u003cul\u003e\n\u003cli\u003e• Hazardous \u0026amp; Outdoor Rating: Engineered specifically for outdoor hazardous locations with a UL-listed explosion-proof switch enclosure.\u003c\/li\u003e\n\u003cli\u003e• Corrosion Resistance: Built to withstand severe weather and corrosive conditions with a heavy-duty housing and mounting bracket.\u003c\/li\u003e\n\u003cli\u003e• Switch Activation: As the valve begins to close, the stem moves and pushes the trip rod out of the groove, triggering the internal SPDT switch contacts to signal the fire alarm control panel.\u003c\/li\u003e\n\u003cli\u003e• Serrated Mounting Bracket: Prevents the unit from slipping or shifting during installation and operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0849\/8544\/6693\/files\/osysu-ex-o.pdf?v=1793865906\" target=\"_blank\" rel=\"noopener\" style=\"color:blue; text-decoration: underline; font-weight:bold; \"\u003e Open DataSheet\u003c\/a\u003e\u003c\/strong\u003e","brand":"POTTER","offers":[{"title":"Default Title","offer_id":54390303686949,"sku":"OSYSU-EX-O POTTER","price":1489.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/8544\/6693\/files\/OSYSU-EX-O-600x600.jpg?v=1793865999","url":"https:\/\/www.novastarsupply.com\/products\/osysu-ex-o-potter-outdoor-explosion-proof-os-y-valve-supervisory-switch","provider":"Nova Star Supply","version":"1.0","type":"link"}