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

Ordering Information

Part No.

Description

OSYEXP

Explosion proof OS&Y supervisory switch

PIBVEXP

Explosion proof PIBV supervisory switch

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