PSP1 Plug-in Special Purpose Supervisory Switch System Sensor’s PSP1 plug-in switch is a special application supervisory switch designed for applications where no other type of listed valve supervisory switch can be used. Features Application Flexibility. The PSP1 is to be used on non-rising stem gate valves and ball and angle valves. The unit is approved for Class A and Class B circuits. • Monitors non-rising stem gate and ball and angle valves • NEMA 3 rated enclosures • 360° mounting design provides greater installation flexibility Robust Construction. The PSP1 consists of a rugged rain tight metal housing. With its NEMA 3 rated housing and water-resistant cord, the PSP1 may be used in either indoor or outdoor applications. • Adjustable length supervisory cord • Lockout feature ensures alarm signal integrity • Cover tamper switch factory installed Simplified Operation. The PSP1 features a 360° versatile mounting design and an adjustable length cord which allow more freedom to install the unit at the most desirable alignment angle. • Tamper-resistant cover screws Reliable Performance. The PSP1 employs a supervisory cord which, when pulled out, closes a set of normally open contacts. A lockout feature prevents reinsertion of the cord until the cover is removed, and the unit is reset. Removal of the cover or cutting of the cord results in an open circuit. Agency Listings S739 CS169 0D5A3.AY 770-1653:170 29-04-E PSP1 Specifications Architectural/Engineering Specifications Model shall be a model number PSP1 special purpose supervisory switch as manufactured by System Sensor. The unit is not intended or designed for ordinary usage. It is a special application device to be used for unusual conditions where no other approved or listed method of protection is available or practical, such as non-rising stem gate valves. When installed on a non-rising stem gate valve, turning the valve wheel will pull the plug out of the jack and close a set of normally open contacts. A lockout will prevent reinsertion and will require removal of the cover. Tamper-proof screws are provided for the cover. Removal of the cover, cutting of the cord, or ground faults will cause an open circuit. The device should be wired to the trouble circuit of a fire alarm control panel. The PSP1 shall be capable of operating on Class A or Class B circuits. The PSP1 shall be NEMA 3 rated for indoor/outdoor use and shall have an operating temperature range of –4°F to 149°F (–20°C to 65°C). The PSP1 shall be listed by Underwriters Laboratories and Underwriters Laboratories of Canada, Inc. and shall be Factory Mutual approved. Physical/Electrical Specifications Dimensions 4¾ ˝L × 3˝W × 2½˝D (12 cm × 7.5 cm × 5.6 cm) Dimensions with Bracket 8½˝L (21.5 cm) Shipping Weight 1.7 lbs. (0.8 kg) Operating Temperature Range –4°F to 149°F (–20°C to 65°C) Enclosure Rating NEMA 3 UL Indoor/Outdoor Rated Cover Tamper Switch Standard Cable 2 wire, 18 gauge waterproof, 8 feet long (2.4 m) Operating Voltage 6/12/24V AC/DC Maximum Operating Current 250 mA Warranty 3 years U.S. Patent Number 6,037,867 PSP1 Wiring: Single Device Class B PSP1 Wiring: Single Device Class A + + FACP INITIATING CIRCUIT – – + FACP INITIATING CIRCUIT FACP SUPERVISORY CIRCUIT ELR – – RED RED ORANGE ELR + PSP1 RED BLACK COVER TAMPER ORANGE YELLOW BLUE Note: No other types of initiating device may be connected to the same FACP initiating circuit JACK PLUG WHITE RED RED ORANGE ORANGE YELLOW PSP1 RED WATER-PROOF CABLE BLACK COVER TAMPER CABLE CLAMP BLUE Note: No other types of initiating device may be connected to the same FACP initiating circuit JACK CABLE CLAMP W0167-00 PLUG WHITE VALVE WHEEL WATER-PROOF CABLE VALVE WHEEL W0168-00 Ordering Information Part No. PSP1 PSP1A Description Plug-in Special Purpose Supervisory Switch Plug-in Special Purpose Supervisory Switch (ULC model) 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. A05-0972-005 • 3/07 • #1805