WFDE Series Waterflow Detector

WFDE Series Waterflow Detector The System Sensor WFDE series is compatible with pipe diameters ranging from 50mm through 200mm and can be mounted in a vertical or horizontal position. Features Compliant with Construction Products Directive EC Certificate Number 0786 CPD 40151 WFD30-2E models install in 50.8mm (2 ) hole sizes IP54-rated enclosure Sealed retard mechanism assures that the retard is not contaminated by dust and dirt when the cover is removed Visual switch activation permits installer to accurately set the retard, even under extremely noisy conditions Rugged, dual SPDT switches are enclosed in a durable terminal block for added strength 100% synchronization activates both alarm panel and local bell simultaneously Robust Construction. The WFDE series consists of a rugged, IP54-rated enclosure. Designed for both indoor and outdoor use, the WFDE series operates across a wide temperature range, from 0 C to 68 C (32 F to 155 F). Reliable Performance. WFDE models are equipped with tamperresistant cover screws to prevent unauthorized entry. Inside, two sets of SPDT (Form C) synchronized switches are enclosed in a durable terminal block to ensure reliable performance. False Alarm Immunity. The WFDE series incorporates a mechanical retard feature, which minimizes the risk of false alarm due to pressure surges or air trapped in the sprinkler system. In addition, the mechanical retard s unique sealed design is immune to dust and other contaminants. Simplified Operation. The WFDE series is designed to simplify installation. Two conduit openings permit easy attachment to the local alarm system. The retard mechanism and dual SPDT switches are field-replaceable. Agency Listings TE83724 VdS G4940006 1Z0A7.AH Scientific Services Laboratory afp-836 0786

Waterflow Detector Specifications Engineering Specifications Vane-type System Sensor WFDE series waterflow detectors shall be installed on system piping as designated on the drawings and/or as specified herein. Detectors shall mount on any clear pipe span of the appropriate nominal size, either a vertical upflow or horizontal run, at least 15 cm (6 in.) from any fittings, which may change water direction, flow rate or pipe diameter, or no closer than 61 cm (24 in.) from a valve or drain. The detector shall respond to waterflow in the specified direction after a preset time delay, which is field adjustable. The delay mechanism shall be a sealed mechanical pneumatic unit with visual indication of actuation. The actuation mechanism shall include a polyethylene vane inserted through a hole in the pipe and connected by a mechanical linkage to the delay mechanism. Outputs shall consist of dual SPDT switches (Form C contacts). Two conduit entrances (one of which is a knockout type) for standard fittings of commonly used electrical conduit shall be provided on the detectors. A grounding provision is provided. WFDE waterflow detectors shall be approved by Factory Mutual, LPC, VdS and SSL. Standard Specifications Static Pressure Rating Triggering Threshold Bandwidth (Flow Rate) Contact Ratings; Two sets of SPDT (Form C) Conduit Entrances Operating Temperature Range Enclosure Rating U.S. Patent Numbers 5,213,205 Warranty 3 Years LPC: 17.25 BAR (250 PSI) VdS: PN16 (16 BAR, 232 PSI) 30 57 liters/minute 10.0 A @ 125/250 VAC 2.5 A @ 24 VDC Two openings 22.2mm (.875 in.) diameter. One open, one knock-out type 0 C to 68 C (32 F to 155 F) IP54 Compatible Pipe Ref. Pipe Nominal Pipe O.D. Wall Thickness Model Size mm (mm) (mm) (in.) LPC VdS LPC VdS WFD20E 50 (2) 60.3 60.3 3.6 2.3/2.9 WFD25E 65 (2½) 76.0 76.1 3.6 2.6/2.9 WFD30-2E 80 (3) 88.8 88.9 4.0 2.9/3.2 WFD40E 100 (4) 114.1 114.3 4.5 3.2/3.6 WFD60E 150 (6) 165.1 168.3 5.0 4.0/4.5 WFD80E 200 (8) 219.1 219.1 6.3 4.5/5.9 Shipping Weight WFD20E Model WFD25E 1.85 kg (4.08 lbs.) Delay Adjustment Dial WFD30-2E WFD40E WFD60E WFD80E 2.05 kg (4.53 lbs.) 2.36 kg (5.20 lbs.) 3.03 kg (6.68 lbs.) 3.45 kg (7.70 lbs.) WFDE Field Wiring Diagram UL-LISTED PATIBLE CONTROL PANEL POWER + 24VDC OR 120VDC INITIATING LOOP + SUGGESTED EOL RESISTOR SSM24-X SSV120-X NOTE: MON AND B-NO CONNECTIONS WILL CLOSE WHEN VANE IS DEFLECTED, I.E., WHEN WATER IS FLOWING. DUAL SWITCHES PERMIT APPLICATIONS TO BE BINED ON A SINGLE DETECTOR. CONTACT RATINGS 125/250 VAC 10 AMPS 24 VDC 2.5 AMPS SCHEMATIC OF INDIVIDUAL SWITCH IN NO WATERFLOW CONDITION BREAK WIRE AS SHOWN FOR SUPERVISION OF CONNECTION. DO NOT ALLOW STRIPPED WIRE LEADS TO EXTEND BEYOND SWITCH HOUSING. DO NOT LOOP WIRES. A-NC B-NO Delay adjustment dial Dial setting 10 5 0 15 25 20 0 5 10 15 20 25 Dial setting equals delay in seconds. Reference only. Ordering Information Model Pipe Size Hole Size WFD20E 50mm (2 ) 31.8mm (1¼ ) WFD25E 65mm (2½ ) 31.8mm (1¼ ) WFD30-2E 80mm (3 ) 50.8mm (2 ) WFD40E 100mm (4 ) 50.8mm (2 ) WFD60E 150mm (6 ) 50.8mm (2 ) WFD80E 200mm (8 ) 50.8mm (2 )

OSY2 Supervisory Switch The System Sensor OSY2 is used to monitor the open position of an Outside Screw and Yoke (OS&Y) type gate valve. Features 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 added strength 100 percent synchronization activates both alarm panel and local bell simultaneously Robust Construction. The OSY2 consists of a rugged housing, intended for indoor and outdoor use. When installed with the actuator in the vertical position, the OSY2 is NEMA 3R rated per UL. Application Flexibility. The OSY2 features a user-friendly mounting bracket and adjustable shaft to permit mounting to most OS&Y valves, ranging in size from 1 to 12. Its right angle design and wide bracket span provides maximum clearance for valve components, to accommodate troublesome valves. Removing the OSY2 s gate valve bracket allows the unit to monitor side-bracketstyle pressure reducing valves. Simplified Operation. Installation is made easier with the OSY2 s single side conduit entrance. By providing a direct conduit pathway to the electrical source, right angle fittings are not required. Installation is further simplified by the OSY2 s adjustable length actuator, which eliminates the need for cutting the shaft. Reliable Performance. The OSY2 is equipped with tamperresistant cover screws to prevent unauthorized entry. Inside, two sets of SPDT (Form C) synchronized switches are enclosed in a durable terminal block to assure reliable performance. Agency Listings S739 CS169 OW6A8.AY 167 93 E 7770-1653:118

OSY2 Specifications Architectural/Engineering Specifications Model shall be model number OSY2 supervisory switch as manufactured by System Sensor. OSY2 shall be installed on each valve as designated on the drawings and/or as 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 stem has moved no more than one-fifth of the distance from its normal position. The mechanism shall be contained in a weatherproof die cast metal housing that provides a side entrance for ½ conduit and incorporates the necessary facilities for attachment to the valve. A grounding provision is provided. The switch assembly shall include two switches each with a rated capacity of 10 Amp @ 125/250VAC and 2.5 Amp @ 24VDC. The cover shall contain tamper-resistant screws for which a security wrench will be provided with each switch. The OSY2 shall be Underwriters Laboratories listed for indoor or outdoor use. The OSY2 shall be Factory Mutual, CSFM, and MEA approved. Physical Specifications Operating Specifications Overall Switch Dimensions 5¾ H x 3½ W x 3¼ D (14.6cm x 8.9cm x 8.2cm) Contact Ratings Two sets of SPDT (Form C) 10.0 A @ 125/250VAC; 2.5 @ 6/12/24VDC Shipping Weight 2.8 lbs. (1.3 kg) Enclosure Rating UL indoor/outdoor NEMA 3R when mounted with the actuator vertical Operating Temperature Range 32 F to 120 F ( 0 C to 49 C) NOTE: The OSY2 will operate from 40 F to 120 F ( 40 C to 49 C); however UL does not test control valve supervisory switches below 32 F (0 C). Cover Tamper Switch Standard with ULC model Optional for UL model, part no. 546-7000 Maximum Stem Extension 25/8 (6.7cm) Service Use Automatic Sprinkler: NFPA 13 One or Two Family Dwelling: NFPA 13D Residential Occupancies up to 4 stories: NFPA 13R National Fire Alarm code: NFPA 72 Bracket Span ¼ H x 6¾ W x 1 D (5.7cm x 17.1cm x 2.5cm) Warranty 3 years Conduit Entrances One single side open for ½ conduit U.S. Patent Nos. 5,478,038; 5,213,205 Electrical Connections for OSY2 TOP VIEW SWITCH 1 CONTACT RATINGS 125/250 VAC 10 AMPS 24 VDC 2.5 AMPS NOTE: MON AND B CONNECTIONS WILL CLOSE WHEN VALVE MOVES 1 /5 OF ITS TOTAL TRAVEL DISTANCE. OSY2 Mounting The following are examples of acceptable mounting positions: A B B A STRIP GAUGE SWITCH 2 TYPICAL FACP CONNECTION SUP. SWITCH SUP. SWITCH TO NONSILENCEABLE INITIATING ZONE OF LISTED FACP B B B B END-OF-LINE RESISTOR Actuator Vertical (Down) Actuator Horizontal The following mounting position is not acceptable: TYPICAL LOCAL BELL CONNECTION TO POWER SOURCE PATIBLE WITH BELL B LOCAL BELL BREAK WIRE AS SHOWN FOR SUPERVISION OF CONNECTION. DO NOT ALLOW STRIPPED WIRE LEADS TO EXTEND BEYOND SWITCH HOUSING. DO NOT LOOP WIRES. Actuator Vertical (Pointing Up) Ordering Information Part No. Description OSY2 Outside Screw and Yoke valve supervisory switch OSY2A Outside Screw and Yoke valve supervisory switch (ULC model) Accessories OSYRK Replacement hardware kit (wrenches, screw pack and J hooks) WFDW Replacement tamper-proof wrench for cover 546-7000 Cover tamper switch kit HEXW Replacement hex wrench S07-66-XX Tamper screws for cover

PIBV2 Supervisory Switch System Sensor s PIBV2 supervisory switch monitors the open position of post indicator and butterfly control valves. Features NEMA 3R rated enclosure Bi-directional actuator Easy single side conduit entry Adjustable length actuator with breakaway feature Built to accommodate up to 12 AWG wire Two sets of SPDT contacts enclosed in a durable terminal block 100 percent synchronization activates alarm panel and local bell simultaneously Operating temperature range 40 F to 120 F ( 40 C to 49 C) Tamper resistant cover screws Robust Construction: The PIBV2 s rugged housing is intended for indoor and outdoor use. When installed with the actuator in the vertical position, the PIBV2 is NEMA 3R rated per UL. Application Flexibility: The PIBV2 features a flexible design, which accommodates post indicator, butterfly, and many other types of wall post, recessed wall post and pressure reducing valves. The PIBV2 s unique bi-directional actuator allows the unit to be installed in either rising or falling flag installations. Simplified Installation: Installation is made easier with the PIBV2 s single side conduit entrance. By providing a direct conduit pathway to the electrical source, right angle fittings are not required. Installation is further simplified by the PIBV2 s adjustable length actuator with a convenient breakaway feature for installation on shorter valves. This eliminates the need for cutting the shaft. Reliable Performance: The PIBV2 has 100 percent synchronization which activates the alarm panel and local bell simultaneously. In addition, the switch is designed to operate in temperatures ranging from 40 F to 120 F ( 40 C to 49 C). The PIBV2 is equipped with tamper resistant cover screws to prevent unauthorized entry. Inside, two sets of SPDT (Form C) synchronized switches are enclosed in a durable terminal block to assure reliable performance. Agency Listings S739 CS169 7770-1653:118 OW6A8.AY 167-93E

PIBV2 Specifications Architectural/Engineering Specifications Model shall be model number PIBV2 Post Indicator Butterfly Valve supervisory switch as manufactured by System Sensor. PIBV2 shall be installed on each valve as designated on the drawings and/or as 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 weatherproof die cast metal housing, which shall provide a side entrance for ½ conduit and incorporate a ½ NPT nipple for attachment to the valve body. A grounding provision is provided. The switch assembly shall include two switches each with a rated capacity of 10 Amp @ 125/250V AC and 2.5 Amp @ 24V DC. The cover shall contain tamper-resistant screws for which a security wrench will be provided with each switch. PIBV2 shall be Underwriters Laboratories listed for indoor or outdoor use. The PIBV2 shall be Factory Mutual, CSFM, and MEA approved. Physical Specifications Operating Specifications Overall Switch Dimensions 4¼ H 3½ W 3¼ D (10.8cm 8.9cm 8.2cm) Contact Ratings Two sets of SPDT (Form C) 10.0 A @ 125/250V AC; 2.5 @ 6/12/24V DC Shipping Weight 2 lbs. (0.9 kg) Enclosure Rating UL indoor/outdoor NEMA 3R when mounted with the actuator vertical Operating Temperature Range 40 F to 120 F ( 40 C to 49 C) Cover Tamper Switch Standard with ULC model Optional for UL model, part no. 546-7000 Maximum Stem Extension 35/32 (8.0 cm) Service Use Automatic Sprinkler: NFPA 13 One or Two Family Dwelling: NFPA 13D Residential Occupancies up to 4 stories: NFPA 13R National Fire Alarm code: NFPA 72 Mounting ½ NPT nipple Warranty 3 years Conduit Entrances One single side open for ½ conduit U.S. Patent No. 5,213,205 Electrical Connections for PIBV2 Switch 1 Top View PIBV2 Mounting The following are examples of acceptable mounting positions: Strip Gauge A B B A Switch 2 CONTACT RATINGS 125/250 VAC 24 VDC 10 AMPS 2.5 AMPS Sup. Switch Sup. Switch Actuator Vertical (Down) Actuator Horizontal to nonsilenceable initiating zone of listed FACP B B B B end-of-line resistor The following mounting position is not acceptable: Typical FACP Connection to power source compatible with bell B local bell Break wire as shown for supervision of connection. DO NOT allow stripped wire leads to extend beyond switch housing. DO NOT loop wires. Actuator Vertical (Pointing Up) Actuating Arm Breakaway Feature: Typical Local Bell Connection Ordering Information Part No. Description PIBV2 Post Indicator/Butterfly valve supervisory switch PIBV2A Post Indicator/Butterfly valve supervisory switch (ULC model) Accessories A3010-00 Replacement hardware kit (wrenches, screw pack) WFDW Replacement tamper proof wrench for cover 546-7000 Cover tamper switch kit HEXW Replacement hex wrench S07-66-XX Tamper screws for cover Break here

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 installed. Features Monitors non-rising stem gate and ball and angle valves NEMA 3 rated enclosures 360 mounting design provides greater installation flexibility Adjustable length supervisory cord Lockout feature ensures alarm signal integrity Cover tamper switch factory installed Tamper-resistant cover screws 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. 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. 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. 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 ELR + FACP SUPERVISORY CIRCUIT Note: No other types of initiating device may be connected to the same FACP initiating circuit COVER TAMPER BLUE BLACK RED YELLOW ORANGE ORANGE RED RED PSP1 + ELR CABLE CLAMP WHITE PLUG JACK WATER-PROOF CABLE Note: No other types of initiating device may be connected to the same FACP initiating circuit COVER TAMPER BLUE BLACK RED YELLOW ORANGE ORANGE RED RED PSP1 VALVE WHEEL W0167-00 CABLE CLAMP WHITE PLUG JACK WATER-PROOF CABLE VALVE WHEEL W0168-00 Ordering Information Part No. Description PSP1 Plug-in Special Purpose Supervisory Switch PSP1A Plug-in Special Purpose Supervisory Switch (ULC model)

WFDEXP Explosion Proof Waterflow Detector The System Sensor WFDEXP series is designed to handle extreme conditions. Features New WFD30-2EXP models install in 2 hole sizes Designed and approved to operate in hazardous locations NEMA 4 enclosure rating Sensitivity-setting spring mechanism located outside of explosion environment Sealed retard mechanism Visual switch activation Synchronized activation circuit Field-replaceable terminal block and retard mechanism Only one conduit entrance required for hook-up These units are ideal for installation in hazardous locations classified as follows: Class I, Groups B, C, D, Division 1 & 2 Class II, Groups E, F, G, Division 1 & 2 Class III, Division 1 & 2 Robust Construction. The WFDEXP series consists of a rugged, NEMA 4-rated cast aluminum housing. Designed for both indoor and outdoor use, the WFDEXP series operates across a wide temperature range, from 32 F to 160 F. Inside, two sets of SPDT (Form C) synchronized switches are enclosed in a rugged terminal block to assure reliable performance. Reliable Performance. The WFDEXP series offers unique features that assure greater operational reliability. By housing the spring mechanism separately from the explosion environment, the sensitivity of the adjustment spring and the detector is protected at all times. Adding to WFDEXP s reliability is its sealed retard mechanism, which prevents contamination by dust and dirt when the cover is removed. Simplified Operation. Like all System Sensor waterflow detectors, the WFDEXP series is designed for easy installation. With its visible switch activation, the WFDEXP s retard timing can be verified, even during noisy conditions. Agency Listings E200116 C169 7770-1653:145 3006195 44-00-E

WFDEXP Series Specifications Architectural/Engineering Specifications Vane-type, explosion-proof waterflow detectors shall be installed on system piping on the drawing and/or as specified herein. Detectors shall be mounted in hazardous locations classified as: Class I, Div. 1 and 2, Groups B, C, D; or Class II, Div. 1 and 2, Groups E, F, G; or Class III, Div. 1 and 2. Detectors shall mount on any clear pipe span of the appropriate nominal size, either a vertical upflow or horizontal run, at least 6 from any fittings which may change water direction, flow rate, or pipe diameter or no closer than 24 from a valve or drain. Detectors shall have a sensitivity in the range of 4 to 10 gallons per minute and a static pressure rating of 450 psi for 2 8 pipes. The detector shall respond to waterflow in the specified direction after a preset time delay that is field adjustable. The delay mechanism shall be a sealed mechanical pneumatic unit with visual indication of actuation. The actuation mechanism shall include a polyethylene vane inserted through a hole in the pipe and connected by a mechanical linkage to the delay mechanism. Outputs shall consist of dual SPDT switches (Form C contacts). Two conduit entrances (one of which is a knockout type) for standard fittings of commonly used electrical conduit shall be provided on the detectors. A grounding provision is provided. Enclosures shall be NEMA 4 listed by Underwriters Laboratories Inc. All detectors shall be listed by Underwriters Laboratories Inc. for indoor or outdoor use. Physical/Operating Specifications Hazardous Locations Classifications Class I, Div 1 and 2, Groups B, C, D Class II, Div 1 and 2, Groups E, F, G Class III, Div 1 and 2 Static Pressure Rating 450 psi (max.) Triggered Threshold Bandwidth (Flow Rate) 4 to 10 GPM Maximum Surge 18 Feet Per Second (FPS) Contact Ratings Two sets of SPDT (Form C) 10.0 A @ 125/250 VAC 2.5 A @ 24 VDC Compatible Pipe Steel water pipe, schedule 10 through 40 Conduit Entrances Two openings for ½ conduit Operating Temperature Range 32 F to 120 F (0 C to 49 C) Enclosure Rating NEMA 4 suitable for indoor/outdoor use Service Use Automatic Sprinkler: NFPA-13 National Fire Alarm Code: NFPA-72 Overall Dimensions 6 H 9 L 6.5 W Weight (see Ordering Information) Warranty 3 years U.S. Patent Numbers 5,213,205 Ordering Information Model Number Pipe Size Hole Size Weight WFD20EXP 2 1¼ 10.6 lbs. WFD25EXP 2½ 1¼ 10.7 lbs. WFD30-2EXP 3 2 10.9 lbs. WFD35EXP 3½ 1¼ 11.2 lbs. WFD40EXP 4 2 11.5 lbs. WFD50EXP 5 2 12.1 lbs. WFD60EXP 6 2 12.5 lbs. WFD80EXP 8 2 13.5 lbs. Accessories A3008-0 Replacement retard mechanism for all sizes 2 8 A77-01-02 Replacement terminal block WFDRK Replacement hardware kit (contains tamper screws, wrench and conduit plug)