OSYEXP and PIBVEXP Explosion Proof Supervisory Switch System Sensor’s OSYEXP and PIBVEXP explosion proof supervisory switches are designed for hazardous locations and to handle extreme conditions. Features • Designed and approved to operate in hazardous locations • NEMA 1, 7 and 9 enclosure rating These units are ideal for installation in hazardous locations classified as follows: Class I, Groups C, D, Division 1 and 2 Class II, Groups E, F, G, Division 1 and 2 • Compact, rugged housing • Ample wiring space • Captured cover screws Intended Use. The OSYEXP is intended for use with outside screw and yoke type valves, while the PIBVEXP monitors the open position of post indicator and butterfly type valves. • Single conduit entrance Robust Construction. The OSYEXP and PIBVEXP switches are contained in a compact and rugged NEMA 1, 7 and 9 rated enclosure. The enclosure operates across a wide temperature range, from –40°F to 160°F. Simplified Operation. The OSYEXP and PIBVEXP covers are secured with four captured screws to prevent screw misplacement while the cover is removed. A single tapped conduit entrance and ample wiring space provide quick and easy electrical connection. OSYEXP, PIBVEXP Specifications Architectural/Engineering Specifications Model shall be an OSYEXP or PIBVEXP as manufactured by System Sensor. The OSYEXP and PIBVEXP shall be installed on each valve as designated on the drawings and/or specified herein. Switches shall be mounted so as not to interfere with the normal operation of the valve and shall be adjusted to operate within two revolutions of the valve control or when the valve flag has moved no more than one-fifth of the distance from its normal position. The mechanism shall be contained in a NEMA 1, 7 and 9 rated metal enclosure, which shall provide a side entrance for ½˝ conduit and incorporate a ½˝ NPT nipple for attachment to the valve body. A grounding provision shall be provided. The switch assembly shall include one SPDT (Form C) switch with a rated capacity of 15 A, 125/250/480 VAC; 1/8 hp, 125 VAC; ¼ hp, 250 VAC; ½ A, 125 VDC; ¼ A, 250 VDC. The cover shall contain captivated screws. The OSYEXP’s and PIBVEXP’s switch shall be Underwriters Laboratories listed for indoor use and CSA certified. Physical/Operating Specifications Overall Dimensions, Installed OSYEXP: 7˝L × 3.125˝D × 4.875˝H PIBVEXP: 3.75˝L × 3.25˝D × 4.5˝H Shipping Weight OSYEXP: 1.25 lbs. PIBVEXP: 1.75 lbs. Operating Temperature Range –40°F to 160°F (–40°C to 71°C) Enclosure Rating NEMA 1, 7 and 9 – suitable for indoor applications Conduit Entrances One tapped opening for ½˝ conduit Pressure Connection ½˝ NPT male brass fitting Actuating Lever Extension Length for OSYEXP (max.) 2˝ from nipple Hazardous Locations Classifications Class I, Groups C, D Class II, Groups E, F, G Contact Ratings One SPDT (Form C) switch: 15 A, 125/250/480 VAC 1⁄8 hp, 125 VAC ¼ hp, 250 VAC ½ A. 125 VDC ¼ A. 250 VDC Service Use Automatic Sprinkler: NFPA-13 One or two family dwelling: NFPA-13D Residential occupancy up to four stories: NFPA-13R National Fire Alarm Code: NFPA-72 Warranty 3 years Ordering Information Part No. OSYEXP PIBVEXP Description Explosion proof OS&Y supervisory switch Explosion proof PIBV supervisory switch 3825 Ohio Avenue • St. Charles, IL 60174 Phone: 800-SENSOR2 • Fax: 630-377-6495 ©2007 System Sensor. Product specifications subject to change without notice. Visit systemsensor.com for current product information, including the latest version of this data sheet. A05-1032-003 • 4/07 • #1676