Model 2 Manual - Federal Signal
Contents
1. is e tie 291208A Figure 5 8 Model RC2W Parts Index SIREN REMOTE CONTROL MODELS RC2W 120 and RC2W 240 PPL 0062 PARTS LIST JANUARY 1986 Item No Description Part No Qty 1 Cabinet NEMA Type R3 170272B 1 Contacts and Springs Power Pole 8217C182 11 2 sets Contacts and Springs Interlock 8217C180 12 1 set Coil 60 Hz 120 240V 8217C180 16 1 B OP ND Overload Heaters K 58 120V 8217C182 20 1 Overload Heaters K 42 240V 8217C183 20 1 DO NOT ORDER PARTS BY ITEM NUMBER Give model voltage description and part number Federal Signal Corporation Signal Division 2645 Federal Signal Drive University Park Illinois 60466 Printed in U S A 282. or larger wire from the siren frame to ground and the cabinet of each control device to ground 3 4 PREOPERATION CHECKS After the siren has been completely installed perform the following checks before putting the siren into service WARNING The output level of a siren is capable of causing severe hearing discomfort or permanent hearing damage Therefore ALWAYS wear hearing protection when performing tests or maintenance on the siren A Make sure that all air intakes and sound outlets are not obstructed B Press the TEST pushbutton on the AR Timer The siren should produce a continuous signal until the pushbutton is released C Check the operation of the control circuitry by initiating one or more signals from the AR Timer After the installation is complete and it has been established that the siren is operating properly Federal recommends that all control devices be padlocked to discourage tampering and vandalism 13 SECTION IV CIRCUIT DESCRIPTION 4 1 GENERAL The Model AR may be installed with any siren described in this manual 4 2 MODEL AR TIMER The Model AR Timer see figure 5 5 causes the vertical siren to produce a steady three minute Alert signal and a three minute undulating up and down scale Attack signal The timer controls the siren Attack signal by applying a three minute series of eight second control contract closures separated by four second opens to the control wi
3. Push Buttons for Local Control Contact Closure Inputs for Land Line Control RS232 Programming Port Diagnostic LED s Programmability All functions of the FC controller are programmable from a current WINDOWS compatible computer with an RS232 port using Federal Signal s easy to use FSPWARE programming software The software allows easy configuration uploading and downloading of control programs Programming options include Radio Receiver Frequency Single and Two Tone Sequential Decode Tones amp Tone Lengths DTMF Decode Digits Output Relay Timing Patterns Tone Generation Frequencies amp Durations Up to six 6 control timing sequences may be programmed into the controller Standard siren control timings can be chosen or custom relay output timings can be designed The control functions can be activated from any combination of six 6 Single Tone Two Tone Sequential and or DTMF tones Timing sequences can also be initiated using the local push buttons and contact closure inputs 4 2 2 Configuration programs are stored in nonvolatile E memory to ensure retention even during a complete power failure C Model AR Timer The Federal Signal Model AR Timer contains the devices necessary for the control of all the vertical sirens described in this manual It is an electromechanical timer that causes the associated siren motor starter to activate the siren The AR Timer is capable of controlling a three minu
4. Taper these pins as indicated figure 5 3 1 Insert the tapered end of the pins into the threaded holes the field holder ring as indicated figure 5 3 0 Set the new field on the motor housing with the guide pins passing through the two mounting holes in the body of the field as shown in figure 5 3 Be sure that the four wires are in the position shown in figure 5 3 k Set a length of 3 8 9 5mm steel bar stock approximately 5 127mm long or similar object on the field as illustrated figure 5 3 Drive the field into the motor housing by firmly and squarely tapping the bar with a hammer See figure 5 3 Use caution to avoid cutting or otherwise damaging the wires that are connected to the field 1 Connect the two wires having rings to the motor brush holders one wire to each brush holder m Reinstall the field retaining ring 19 TROUBLE Siren motor inoperative STRIKE SQUARELY BAR STOCK 3 8 x 3 4 x WITH HAMMER MIN 5 LONG PLACE NEXT PINS TO BE AVOID FABRICATED EE 22 T ON 3 16 DIA x 527 ELECTRICAL MIN 8 LONG 2222 ZA INSULATION TAPERED ON D ONE END CAUTION 2 REQUIRED KEEP ELECTRICAL WIRES NEAR FIELD CENTER OF MOTOR FIELD HOLDER RING INSERT PINS THROUGH HOLES IN FIELD AND ALIGN THEM WITH HOLES IN FIELD HOLDE
5. necessary install shims between the siren legs and the pole g Wrap a cable or chain capable of bearing at least one ton around the pole siren combination at least three times Wrap the chain or cable around the legs of the siren Use the chain or cable in conjunction with a crane or hoist capable of lifting at least one ton to erect the pole in accordance with accepted practice h Install the Model RC2W Motor Starter and a fused disconnect switch in a location on the pole that is readily accessible to service personnel but discourages vandalism The RC2W must be installed in a vertical position for proper operation Install the electrical devices following NEC recommendations and local electrical codes A suggested installation configuration is shown in figure 3 2 MODEL 2 ted HOUSING ASSEMBLY DASS OUNTING PLATE TOP OF POLE ANGLE IRON LEGS NSTALL SHIMS AS REQUIRED BETWEEN LEGS AND POLE CUSTOMER SUPPLIED a es LAG BOLTS 5 2 UTILITY POLE CUSTOMER SUPPLIED RADIO CONTROL OR TELEPHONE RELAY OPTIONAL A WEATHER RESISTANT CABINET TO HOUSE SIREN MOTOR STARTER FUSED DISCONNECT SWITCH CUSTOMER SUPPLIED 3 4 RIGID CONDUITS ENC CUSTOMER SUPPLIED 6 AWG GROUND WIRE CUSTOMER SUPPLIED ONE 8 FOOT NO 4 COPPER GROUND ROD WITH TWO CONTINUOUS NO 6 COPP
6. Warranty The Signal Division Federal Signal Corporation warrants each new product to be free from defects in material and workmanship under normal use and service for a period of two years on parts replacement and bench labor one year for Informer EAS and Federal software products from the date of delivery to the first user purchaser Federal Warning Systems warrants every 2001 Siren Top of pole only to be free from defects in material per our standard warranty under normal use and service for a period of five years on parts replacement During this warranty period the obligation of Federal is limited to repairing or replacing as Federal may elect any part or parts of such product which after examination by Federal discloses to be defective in material and or workmanship Federal will provide warranty for any unit which is delivered transported prepaid to the Federal factory or designated authorized warranty service center for examination and such examination reveals a defect in material and or workmanship This warranty does not cover travel expenses the cost of specialized equipment for gaining access to the product or labor changes for removal and re installation of the product The Federal Signal Corporation warranty shall not apply to components or accessories that have a separate warranty by the original manufacturer such as but not limited to batteries This warranty does not extend to any unit which has been subjecte
7. armature it may be necessary to change the electrical connections of the field Therefore refer to the instructions included with the replacement armature for the correct field connections 0 Install the replacement armature and reinstall the siren following steps a through h in reverse 17 2 Field a Turn off the power to the siren at the disconnect switch b Remove the siren housing from the mechanism Disconnect the electrical power wiring from the siren motor 4 Remove the siren mechanism from the mounting surface If desired the legs can also be removed from the mechanism e Remove the field retaining ring from the motor housing f Arrange two spacers consisting of 4 x 4 102mm x 102mm lumber or similar material approximately 5 127mm apart on a solid work surface as shown in figure 5 2 g Sharply rap the motor housing against the spacers several times until the field drops out of the motor housing The motor housing is aluminum die casting As a result it can be broken or damaged Therefore use caution to ensure that the motor housing strikes the spacers squarely as indicated in figure 5 2 291201A Figure 5 2 Model 2 Field Removal 18 NOTE It is not necessary to follow the procedure described in steps h through k if a hydraulic press is available to press the replacement field into the motor housing h Fabricate two 8 203mm guide pins from 3 16 Smm metal rod
8. helpful if the siren or control devices need repair WARNING Moving parts could cause severe cuts or amputation DO NOT rotate the commutator by sticking your fingers in the stator ports and pushing on any part of the rotor B Model 2 Motor Brush Replacement 1 Loosen the clips that hold the housing to the mounting surface Lift off the housing 2 Remove the insulated cap from the Armature Brush Holder and slide out the worn armature brush Do not loosen or remove the brush holder 3 Install the replacement brush and replace the cap Ensure that the brush is properly seated as indicated in figure 5 1 before tightening the cap Make sure that the cap seats properly However do not tighten the cap excessively or it may break C Model 2 Armature and Field Replacement 1 Armature a Turn off the power to the siren at the disconnect switch b Remove the siren housing from the mechanism Disconnect the electrical power wiring from the siren motor 4 Remove the mechanism from the mounting surface If desired the legs can also be removed from the mechanism e Remove the four bolts holding the chopper rotor and armature to the stator Lift out the rotor and armature Remove the lock nut and lock washer from the armature g Use a bearing puller to pull both roller bearings from the armature shaft h Use a hydraulic press to separate the armature from the chopper rotor i When installing a new
9. the event that excess current is drawn The overload relay is activated when there is sufficient current through one or more of its heaters to cause the heater s to expand enough to open the relay contacts The opening of the relay contacts opens the motor starter control circuit As a result the motor starter de energizes protecting the circuit against damage After the motor starter de energizes the relay contacts reset automatically when the heater s cools sufficiently The overload relay can also be reset manually after approximately one minute 15 SECTION V SERVICE AND MAINTENANCE 5 1 GENERAL WARNING Service or maintenance should be performed by qualified personnel familiar with the siren associated controls and power sources being used The siren has moving parts and high operating currents that could cause severe personal injury electrocution or death Before servicing or maintaining ensure that remote activation cannot occur and disconnect power to the siren and its controls The Model 2 Siren is designed to require a minimum of maintenance In addition experience has shown that all Federal Signal sirens are highly reliable devices However if a siren failure does occur Federal Signal will provide technical assistance with problems that cannot be handled locally If assistance is desired contact FWS Customer Care Center Signal Division Federal Signal Corporation 2645 Federal Signal Drive University Park
10. 0 5 2 4 SIGNAL oo 9 95 1 v9 RELAY 5 ara CONTACTS eo i 1 6 5 T IJ MOTOR FEED oo 6 6 RELAY 5 Fj CONTACTS oo 193 195 HOLDING d zi xL RELAY 9 CONTACTS oo Powe ata 120v l IE T11 mes ae i CE EK oan lt 1 2 52 2 d ALERT 1381 ATTACK 1352 CANCEL 10 10 291203A Figure 5 4 Model AR Timer Wiring Diagram 22 291204A Figure 5 5 Models AF and AR Parts Index TIMERS PPL 0060 PARTS LIST MODELS AF AR DECEMBER 1985 Item No Description Part No AF AR 1 Relay 8217A082 3 2 2 Transformer 8217A083 1 1 3 Motor Pilot Light Assembly 8217A087 1 1 4 Power Pilot Light Assembly 8217A213A 1 1 5 Terminal Block 6 Terminal 8217A086 1 1 6 Terminal Block 9 Terminal 8217A173 0 1 Terminal Block 10 Terminal 8217A085 1 0 7 Fuseholder 8217A091 1 1 8 Fuse One Ampere 148A106 2 2 9 Switch Red Pushbutton 8217A089 4 3 10 Switch Black Pushbutton 8217A088 1 1 11 Motor 8217A084 1 1 12 Microswitch 8217 081 4 3 13 Cam Number 1 8217A092 1 1 14 Cam Number 2 8217 093 1 1 15 Cam Number 3 8217A094 1 1 16 Cam Number 4 8217A095 1 0 17 Nameplate AF 8146A330 1 0 Nameplate AR 8146A331 0 1 18A Switch Guard Silver 8217A097 05 1 1 18B Switch Guard Blue 8217A097 03 1 1 18C Switch Guard Red 8217A097 01 1 0 18D Switch Guard Yellow 82
11. 000 FEET 2 9 0 0 05979599 TBI o o ALERT a ATTACK PES 120V POWER SUPPLY CONTROL VOLTAGE new FOR TIMER 12AWG NN 240V POWER SUPPLY NON FOR TIMER 12AWG TO START TIMER FRO REMOTE LOCATIONS CONNECT PUSHBUTTONS OR RELAY EC 5 CONTACTS AS SHOWN USE BURNS ABE LOCAIEO NES AUXILIARY RELAY CONTACTS We C EE Or o tx WHEN REMOTE PUSHBUTTONS TIMES E d ARE LOCATED IN EXCESS OF 2000 FEET FROM TIMER DAC e 291197A Figure 3 5 AR Timer Electrical Connections If it is necessary to install one or more telephone relays a 48 Vdc power supply must be installed This is necessary because the timer does not supply the 48 Vdc required for the operation of the telephone relay s The telephone relay s and power supply are NOT necessary when the length of the control lines is less than that already mentioned It is recommended that all control wiring be routed through conduit whenever practical 12 8 Replace the housing on the siren 9 As a safety precaution to protect both personnel and equipment it is highly recommended that the siren and all control devices be solidly connected to an earth ground If the siren is installed on a building ground the system to a metallic object known to be grounded For pole mounted installations drive a metal rod or bar at least two feet 61 cm into the ground or as close as practical to the base of the pole For maximum protection use a separate continuous
12. 17A097 02 1 1 18E Switch Guard Black 8217A097 04 1 1 DO NOT ORDER PARTS BY ITEM NUMBER Give model voltage description and part number Federal Signal Corporation Signal Division 2645 Federal Signal Drive University Park Illinois 60466 Printed in U S A 23 PPL 0053 MODEL 2 SIREN MAY 1989 PARTS LIST Description Housing Assembly Galv Steel 8155B086 Projector 8247 006 Plug 8283A120 Plate Baffle 8247 007 Taper Pin 5 x 1 8400A229 End Bell Stator L01 02 Locknut L01 15 Lockwasher L01 16 Bearing 8239A045 Mounting Clip 8155109A Rotor Spacer and Bearing Stop L01 08 Rotor L01 21 Key 8247A057 Armature 120V 8247B041G Armature 240V 8247B039G Locking Ring Field L01 20 Field 120V 8247B042G Field 240V 8247B040G Spring Lockwasher Lower Bearing L01 11 Holder Brush 8247A021 Brush and Spring 8247A020 Cap Brush Holder 8247A022 Housing Motor L01 03 Legs L01 4A Hanger Cable 8400A211 DO NOT ORDER PARTS BY INDEX NUMBER Give model voltage description and part number Federal Signal Corporation Signal Division 2645 Federal Signal Drive University Park Illinois 60466 Printed in USA 24 291206A Figure 5 6 Model 2 Parts Index 25 PPL 0150 CANADIAN MODEL 2 SIREN PARTS LIST Des
13. CALLY 2 1 3 1 225 3 3 3 4 4 1 4 2 4 3 TABLE OF CONTENTS Page SECTION I GENERAL DESCRIPTION Scope of This Manual Ite iet 1 General Arnen ddie te ttu ete es 1 Siren 20 pee e eee 1 Mechanical Description nennen venne enveenveenveenneenveenneenn 1 Control 1 eren eeenneeeenverrennvensneeennervenn 2 Signal eee 3 SECTION II SPECIFICATIONS Model heten Ranh totic nahin eas 4 SECTION INSTALLATION Siren Location une Nee eee 5 Physical Installation eene rennen 6 Electrical Connections 11 Preoperation Checks erret enr rte 13 SECTION IV CIRCUIT DESCRIPTION General us eui gan Rege AL al ose dead 14 Model AR TIMET hit etes 14 Siren Control Description eese rennen 15 SECTION V SERVICE AND MAINTENANCE esent t mod ere o c ERE eee 16 Minimum Recommended Inspection eere 16 Annual Inspection sar dus m nenne repr eed pedes 16 Corrective Maintenance sees ener rennen 17 vi SECTION I CHARACTERISTICS Figure 1 1 Model 2 Siren 1 1 SCOPE OF THIS MANUAL This service manual describes the characteristics specifica
14. ER GROUND WIRES AND CLAMPS OR AS GOVERNING CODE SPECIFIES CUSTOMER SUPPLIED i c dit LINE 291191B Figure 3 2 Typical Model 2 Pole Mounted Installation 2 Model 2 Flat Surface Mounting WARNING Moving parts could cause severe cuts or amputation DO NOT reach into the siren openings a Center the siren mechanism on the mounting surface and using the mounting holes in the legs of the mechanism as a template drill three 7 16 holes the mounting surface see figure 3 3 b Temporarily set the siren housing over the siren mechanism on the mounting plate Center the housing over the mechanism Using the housing and the aluminum clips as a template drill three 1 4 holes approximately equidistant around the circumference of the housing Lift the housing off of the siren It will be reinstalled later d Mount the siren base plate assembly on the mounting surface using lag bolts or nuts and bolts as appropriate Do NOT replace the housing on the siren It will be replaced later If the siren is mounted directly on a roof without a platform or weight distribution mat be sure to install waterproof joints where the mounting bolts pass through the roof so that water does not enter the building e Install the RC2W Motor Starter fused disconnect switch and other control devices as close as practical to the si
15. FEDERAL SIGNAL CORPORATION S MODELS 2 120 2 240 Outdoor Warning Sirens INSTALLATION OPERATION amp SERVICE MANUAL Copyright 2006 Federal Signal Corporation 255154P 12 05 IMPORTANT NOTICE Federal Signal reserves the right to make changes to devices and specifications detailed in the manual at any time in order to improve reliability function or design The information in this book has been carefully checked and is believed to be accurate however no responsibility is assumed for any inaccuracies SAFETY NOTICES People s lives depend on your selection of suitable equipment and installation sites and your safe installation service and operation of our products Federal Signal recommends the following publications from the Federal Emergency Management Agency for assistance with planning an outdoor warning system 1 The Outdoor Warning Guide CPG 1 17 2 Civil Preparedness Principles of Warning CPG 1 14 3 1 Appendix 3 Nuclear Plant Guideline and 4 10 Nuclear Plant Guideline Contact Federal Warning System s Customer Care Center at http www federalwarningsystems com or 1 800 524 3021 for further information about these publications It is important to read understand and follow all instructions shipped with this product In addition listed below are some other important safety instructions and precautions you should follow PLANNING e If suitable war
16. Illinois 60466 800 524 3021 5 1 A MINIMUM RECOMMENDED INSPECTION Test the siren for proper operation at least once a month A daily test at noon curfew or other selected time is preferred This not only enhances the usefulness of the siren but also instills public confidence in the reliability of the warning system 518 ANNUAL INSPECTION In order to minimize the possibility of siren failure inspection and maintenance at regular intervals is desirable Therefore it is recommended that the procedure in this paragraph be performed at least once a year However it may be necessary to increase the frequency of this procedure if the siren is used frequently or if it is used in an extreme climate 1 Remove the housing and inspect the motor brushes Replace the brushes if necessary 2 Inspect all electrical and mechanical connections Make sure that all fasteners are properly tightened 3 Inspect the siren installation to be sure that it is vertically oriented Take corrective action if a pole mounted installation is more than 5 from vertical or a roof or flat surface mount is more than 10 from vertical to prevent lubrication losses and excessive motor bearing wear 4 Examine all painted surfaces Repaint as necessary 16 5 2 CORRECTIVE MAINTENANCE Troubleshooting The Troubleshooting Chart Chart 5 1 is provided to assist repair personnel when troubleshooting a siren malfunction This section also includes diagrams that may be
17. R RING ARMATURE BRUSH HOLDER FIELD HOLDER RING 291202A Figure 5 3 Model 2 Field Replacement POSSIBLE CAUSE Motor starter overload relay tripped Open circuit between motor starter and Motor Rotor jammed Siren motor defective Faulty Overload Heater s Open thermal protector in motor 20 REMEDY Reset relay Check wiring for continu ity Check rotor for free rotation Remove material causing jam ming Check motor and re pair or replace if necessary Replace Connect a jumper wire between TB104 P1 and P2 Motor starter inoperative Faulty motor starter control winding Motor starter overload relay tripped Faulty overload heater s Open circuit between disconnect switch and motor Open circuit between control equipment and motor Faulty control device s Chart 5 1 Troubleshooting Chart 21 Replace coil Reset relay Replace heater s Check wiring for con tinuity Repair or re place wiring as nec essary Check wiring for con tinuity Repair or replace wiring as necessary Repair or replace as necessary B2 9 9 9 9 911412615514 91996 MOTOR ATTACK HOLD FEED TBI E CONTACTS 1 el ANC NO ANC 4 NC DS2_RED o ojm 7 4 09
18. capable of causing permanent hearing damage To prevent excessive exposure carefully plan placement of siren and post warnings If the siren is being installed as part of a Civil Defense Warning system always follow Federal Emergency Management Agency FEMA recommendations Careful consideration of the factors affecting the propagation of sound from the siren and the response of the human ear to the sound will optimize the ability of the siren to effectively warn the community The reduction of signal intensity as the distance from the siren increases and the minimum desired signal level at the fringe of the area to be covered are important considerations when choosing a siren installation site As the distance from the siren increases sound level losses accumulate These losses are a result of weather conditions the terrain and obstructions in the sound path the pitch of the sound and the height of the siren Optimum sound propagation conditions exist when there are no obstructions in the sound path the terrain is flat and the air is calm Under these conditions each time the distance from the siren is doubled the sound level decreases by approximately 8dB For example the sound level 100 feet 30 5m from a Model 2 is 102dB at 200 feet 61m the sound level drops to 94dB at 400 feet 122m the sound level drops to 86dB etc This is referred to as the loss per distance doubled A loss per distance doubled of 8dB is seldom ex
19. cription Housing Assembly 8155 092 MAY 1989 Bushing 231A135A Junction Box with Cover 8287B202 Elbow 90 8287 A145 Taper Pin 5 x 1 8400A229 Plate Baffle 8247C007 01 Housing Motor L01 03 Holder Brush 8247 A021 oo AID Go Brush and Spring 8247 A020 8247 A022 DD IN JR Cap Brush Holder Lockwasher Spring L01 11 Bearing 8239A045 Field 120V 8247B042G Field 240V 8247B040G IN gt Locking Ring Field L01 20 Armature 120 8247B041G Armature 240V 8247B039G gt 8247 A057 Rotor L01 21 Rotor Spacer and Bearing Stop L01 08 Ring Locking L01 07 Lockwasher L01 16 Locknut L01 15 End Bell Stator L01 02 Plug 8283A120 Adapter Mounting 8155 059 Legs L01 4A DO NOT ORDER PARTS BY INDEX NUMBER Give model voltage description and part number Federal Signal Corporation Signal Division 2645 Federal Signal Drive University Park Illinois 60466 Printed in USA w 291209 Figure 5 7 Model 2 120 32 2 240 32 Parts Index 27 o ls BIA
20. d to abuse misuse improper installation or which has been inadequately maintained nor to units which have problems related to service or modification at any facility other than Federal factory or authorized warranty service centers Moreover Federal shall have no liability with respect to defects arising in Products through any cause other than ordinary use such as for example accident fire lightning water damage or other remaining acts of god THERE ARE NO OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE IN NO EVENT SHALL FEDERAL BE LIABLE FOR ANY LOSS OF PROFITS OR ANY INDIRECT OR CONSEQUENTIAL DAMAGES ARISING OUT ANY SUCH DEFECT IN MATERIAL WORKMANSHIP fs FEDERAL SIGNAL Federal Warning Systems 2645 Federal Signal Drive University Park IL 60466 Phone 800 524 3021 Fax 708 534 4865 Website http www federalwarningsystems com WARNING Read and understand the information contained in this manual before attempting to install or service the siren Pay careful attention to the following notices located on the equipment NOTICES EXTERNALLY PLACED W WARNING MOVING PARTS COULD CAUSE SIREN EMITS SOUND LEVELS SEVERE CUTS OR AMPUTATION WHICH COULD RESULT IN DO NOT REACH INTO SIREN PERMANENT HEARING LOSS OPENINGS DISCONNECT POWER BEFORE SERVICING SYSTEM MAY BE ACTIVATED REMOTELY OR AUTOMATI
21. ed while Alert is sounding Attack automatically overrides the signal being sounded until the end of the timer cycle or the CANCEL pushbutton is pressed The CANCEL pushbutton can be used to override a higher priority signal For example to override Attack with Alert press the CANCEL pushbutton and then press ALERT pushbutton 4 3 SIREN CONTROL DESCRIPTION The Model RC2W is used to operate a Model 2 Siren Application of a control signal to an RC2W energizes the motor starter and applies power to the siren motor The siren produces the undulating Attack signal because the timer closes the control circuit for eight seconds and opens the circuit for four seconds When the control circuit opens the motor starter de energizes de energizing the siren motor As the siren motor coasts toward a stop the pitch of the sound and the sound level decrease After approximately four seconds the timer energizes the motor starter and the motor starter re applies power to the motor the pitch and sound level of the signal increase and the cycle repeats The AR timer causes the siren to produce the continuous Alert signal by energizing the motor starter continuously for three minutes As a result the siren is energized continuously for three minutes causing the siren to produce a continuous tone signal As shown in figure 3 4 the motor starter includes an overload relay The relay protects the motor starter and the motor in
22. el 2 on a utility pole The PMS consists of a mounting plate three angle iron legs six 1 2 13 x 2 hex head cap screws six 1 2 13 nuts and six 1 2 lock washers a Uncrate the siren and remove the siren from the shipping base b Attach the cast iron legs of the siren mechanism to the mounting plate using 3 8 lock washers nuts and bolts through the 3 slots in the mounting plate see figure 3 1 c Set the siren housing over the siren mechanism on the mounting plate Center the housing over the mechanism Attach the housing to the plate using aluminum clips 1 4 lock washers nuts and bolts through the three 3 8 diameter holes see figure 3 1 and figure 5 8 5 90 58 HOLE EQUALLY SPACED SX 0 75 X 1 00 SLO 50 00 61 50 HOLE 3X 90 75 125 4 EQUALLY SPACED 18 00 291190B Figure 3 1 Mounting Plate Drilling Detail d Lay the siren mechanism on its side and attach the three legs to the mounting plate using three angle iron clips and six 1 2 13 nuts and bolts Attach the legs through three 75 X 1 slotted holes indicated in figure 3 1 e Dig the hole for the Class 2 utility pole and lay the pole on the ground as close as practical to the installation site f With the siren laying on its side and the pole laying on the work surface attach the siren to the utility pole using at least two 5 8 lag bolts at least four inches long not supplied for each leg If
23. ern edge of the area to be covered Other factors to consider before selecting the installation site include the availability of electrical power the ease of installation and maintenance and the height of surrounding obstructions 3 2 PHYSICAL INSTALLATION WARNING Moving parts could cause severe cuts or amputation DO NOT reach into the siren openings A GENERAL Most siren installations are one of two types Pole Mount or Flat Surface Mount These two configurations make it possible to install a siren in almost any situation If neither of the installations in this paragraph is suitable modification of one of the configurations described may be necessary Contact the factory for further assistance A siren is typically installed 35 to 40 feet above the ground If the installation is less than 35 feet above the ground the sound intensity at close range may increase but the effective range of the siren may be reduced Conversely if the siren is located more than 40 feet above the ground the effective range of the siren may increase but the sound may skip over areas closer to the siren These variables may make it desirable to test the sound coverage of the siren at various heights and locations whenever possible ALWAYS insure that the air intakes are clear when the siren is being tested and when it is installed at its final location 1 Model 2 Pole Mounting A Model PMS Pole Mounting Stand is required when mounting the Mod
24. ght DS2 on the front panel of the timer indicates that the timer is cycling The yellow pilot light DS1 indicates that power is available to the timer When the ALERT or ATTACK pushbutton is pressed the respective relay energizes establishing a holding circuit through the relay holding contacts Simultaneously the motor feed contacts apply operating voltage to the timer motor M and the motor begins to rotate the cams After the cams rotate slightly the motor feed cam contacts close to provide a parallel circuit to the timer motor The control closures required for the production of the Attack signal are generated by cam operated contacts in the Timer These control closures are applied to the siren motor starter coil or control panel terminals TB 102 through the signal contacts of the selected relay in the timer There are no cam operated contacts for the Alert signal As a result when the Alert signal is selected a sustained closure is applied to the siren motor starter coil or control panel and the siren produces a signal having constant level and pitch for three minutes 14 Several seconds before the end of the three minute timer cycle the cam operated hold contacts open momentarily releasing the relay holding circuit The timer control circuit closure to the motor starter coil or control cabinet opens stopping the siren motor The Attack signal has priority over all other signals If Attack is initiat
25. gram of the Model RC2W Motor Starter is also shown in the figure The RC2W Motor Starter is provided with various size knockout holes Some of the knockouts can accommodate 1 2 conduit fittings others can accept 3 4 conduit fittings and still others can accommodate 1 conduit fittings These various sized knockout holes are provided because electrical wiring requirements are frequently unpredictable The diameter of the conduit required for the installation depends on the AWG size of the wiring used the type of insulation on the wiring and local electrical codes Therefore be sure that the size of the conduit selected meets the requirements of the installation 11 L2 EN ADU YIN L1 62 DISCONNECT SWITCH X2 FUSED HEATER Rk T hi T3 oX o o RC2W AR TIMER 1 23456789 K101 MOTOR 000000000 5 SIREN MOTOR M101 240 OVERLOAD 120 y y RELAY 291196A Figure 3 4 RC2W Electrical Connection To connect the motor starter and siren to the power source and control circuitry proceed as follows see figure 3 4 1 Install conduit between the RC2W and the electrical leads on the side of the siren motor 2 Install conduit between the RC2W and the disconnect switch 11 3 Install condui
26. nding coil of the motor starter The AR Timer includes a TEST pushbutton switch S4 The TEST pushbutton operates the control devices only for the time that it is pressed The timer is not activated because the TEST pushbutton is in the timer output circuit The CANCEL button 53 enables the operator to stop the siren signal in progress in the event that an error was made in the selection of a signal If a signal is canceled the timer motor continues through the three minute cycle If another signal is selected during the cycle it will be produced only for the remainder of the signal cycle selected The AR Timer may be operated from a 120 volt or 240 volt single phase 50 60Hz source When properly connected to the power source transformer T1 provides 120 volts to the 120 volt components The Model AR Timer contains the devices necessary for the control of all sirens covered by this manual However the timer does not include a power supply for the control circuits Therefore the user must provide an external power supply in the siren control circuitry when landline control is used see figure 3 4 The output circuitry is electrically independent of the timing circuitry Consequently the output circuit can utilize up to 480V The capacity of the microswitch contacts in the signal circuits is 15 amperes AC or 1 4 ampere DC Pressing the appropriate local or remote pushbutton for at least two seconds activates the timer The red pilot li
27. ning equipment is not selected the installation site for the siren is not selected properly or the siren is not installed properly it may not produce the intended optimum audible warning Follow Federal Emergency Management Agency FEMA recommendations e If sirens are not activated in a timely manner when an emergency condition exists they cannot provide the intended audible warning It is imperative that knowledgeable people who are provided with the necessary information are available at all times to authorize the activation of the sirens e When sirens are used out of doors people indoors may not be able to hear the warning signals Separate warning devices or procedures may be needed to effectively warn people indoors e The sound output of sirens is capable of causing permanent hearing damage To prevent excessive exposure carefully plan siren placement post warnings and restrict access to areas near sirens e Activating the sirens may not result in people taking the desired actions if those to be warned are not properly trained about the meaning of siren sounds Siren users should follow FEMA recommendations and instruct those to be warned of correct actions to be taken e siren that doesn t work won t provide any warning After installation service or maintenance test the siren system to confirm that it is operating properly Test the system regularly to confirm that it will be operational in an emergency e If future
28. perienced This is because buildings and other obstructions are frequently present in the sound path In addition the atmosphere is rarely calm and the terrain may not be flat As a result a typical loss per distance doubled in residential areas may be 10dB and as high as 12dB in areas having tall buildings Experience indicates that an individual with normal hearing will probably hear a warning signal whose intensity is at least as high as the ambient noise level Experience has also shown that the ambient noise level in industrial districts is typically 90dB Therefore for a person to hear a warning signal in an industrial area the sound level intensity of that signal must also be approximately 90dB In this situation any point receiving a signal having less than 90dB intensity is considered to be outside the effective range of the siren In business districts an ambient noise level of 80dB is common and in residential areas 70dB of ambient noise is typical Assuming a 10dB loss per distance doubled and a 70dB minimum sound level the effective range of a Model 2 is approximately 910 feet 278m Wind speed and direction often affect the propagation of sound from the siren Consequently the direction of the prevailing wind may also be a factor to consider when selecting the installation site s of a small one or two siren system For example if the prevailing wind is from the west it may be desirable to install the siren toward the west
29. rawn through an intake tube and passes through the rotor and stator ports in pulses These pulses are produced because the rotor alternately opens and closes the stator ports The pulses of air produce sound at a frequency pitch that is dependent on the instantaneous rotational speed of the motor and the number of ports in the rotor stator combination A Model RC2W Motor Starter is required to operate the siren The Model 2 uses a 120 or 240 volt universal motor that can operate from either dc or 25 60Hz single phase AC 1 5 CONTROL DESCRIPTION A Models RC2W 120 120VAC AND RC2W 240 240VAC The Model RC2W Motor Starters are basically a heavy duty relay that is required for the starting and operating current of a Model 2 siren The RC2W is enclosed in a NEMA type 3R enclosure The unit must be installed on a vertical surface B Models FC 1 way status or FCTB 2 way status Controllers The FC or FCTB siren control units provide RF and or wire line control of individually programmable timing cycles for contact closure outputs The versatility of the FC makes it an ideal choice for virtually all siren control applications or any other process that can be controlled via relay contacts The microprocessor based controller contains the following features Synthesized Radio Receiver Low Band High Band or UHF 3 separate models Two Tone and DTMF Decoders Up to 4 Individually Programmable Output Relays Siren Tone Generator
30. ren following local electrical codes and NEC recommendations If the siren is installed on the roof of a building it may be desirable to install the RC2W and other control devices inside of the building The unit must be installed vertically to operate correctly see figure 3 3 CUSTOMER SUPPLIED PLATFORM MOUNTING SEE DETAIL A WOOD OR MO D E 2 HOUSING ASSEMBLY STEEL PLATFORM ANCHOR LAG SCREW BOLTS CONDUIT INTO PLATFORM MOUNTING BOLTS SEAL IF WIRING PASSES THROUGH WALL OR ROOF TO CONTROL DEVICE TO POWER SUPPLY SIREN MOTOR STARTER SWITCH WALL A i x R5 09 E A NS gt DRILL 1 HOLE FOR CONDUIT ETAIL A PLAN VIEW DRILL 3 HOLES 7 16 DIA FOR MODEL 2 LEGS DRILL 3 HOLES 5 16 DIA FOR MOUNTING CLIPS 291194A Figure 3 3 Typical Model 2 Platform Mount 3 3 ELECTRICAL CONNECTIONS Note For FC FCTB controller connections refer to their installation manuals DANGER Electrocution or severe personal injury can occur when making electrical connections drilling holes or lifting equipment Therefore installation should be performed by experienced electricians in accordance with national and local electrical codes The power and control circuitry of a typical Model 2 installation is shown in figure 3 4 The schematic dia
31. service and operating personnel do not have these instructions to refer to the siren system may not provide the intended audible warning and service personnel may be exposed to death permanent hearing loss or other bodily injury File these instructions in a safe place and refer to them periodically Give a copy of these instructions to new recruits and trainees Also give a copy to anyone who is going to service or repair the siren SAFETY NOTICES People s lives depend on your safe installation service and operation of our products It is important to read understand and follow all instructions shipped with this product In addition listed below are some other important safety instructions and precautions you should follow INSTALLATION amp SERVICE e Electrocution or severe personal injury can occur when performing various installation and service functions such as making electrical connections drilling holes or lifting equipment Therefore experienced electricians in accordance with national state and any other electrical codes having jurisdiction should perform installation All work should be performed under the direction of the installation or service crew safety foreman e The sound output of sirens is capable of causing permanent hearing damage To prevent excessive exposure carefully plan siren placement post warnings and restrict access to areas near the sirens Sirens may be operated from remote control points Whenever pos
32. sible disconnect all siren power including batteries before working near the siren e After installation or service test the siren system to confirm that it is operating properly Test the system regularly to confirm that it will be operational in an emergency e If future service personnel do not have these warnings and all other instructions shipped with the equipment to refer to the siren system may not provide the intended audible warning and service personnel may be exposed to death permanent hearing loss or other bodily injury File these instructions in a safe place and refer to them periodically Give a copy of these instructions to new recruits and trainees Also give a copy to anyone who is going to service or repair the sirens For additional copies call the Federal Warning Systems Customer Care Center at 800 524 3021 or write to them at 2645 Federal Signal Drive University Park IL 60466 OPERATION e Failure to understand the capabilities and limitations of your siren system could result in permanent hearing loss other serious injuries or death to persons too close to the sirens when you activate them or to those you need to warn Carefully read and thoroughly understand all safety notices in this manual and all operations related items in all instruction manuals shipped with equipment Thoroughly discuss all contingency plans with those responsible for warning people in your community company or jurisdiction lil Limited
33. t between the disconnect switch and the electrical power source If the siren is installed on a utility pole add an entrance cap to the end of the conduit as shown in figure 3 2 4 Route two wires of the proper size from T1 and T2 in the RC2W through the conduit to the siren motor leads 5 Route two wires of the proper size from L1 and L2 through the conduit to the power disconnect switch 6 Route two wires of the proper size from the disconnect switch to the power source 7 Connect the AR Timer to terminals L1 and 3 in the motor starter See figure 3 5 for the location of the control voltage terminals in the AR Timer If it is desired to operate the timer from remote control pushbuttons install them at this time also If the length of the wiring between the pushbutton and the timer exceeds 1500 feet 457 m or the timer and the motor starter exceeds 2000 feet 610m install an SPST telephone relay such as a Federal Model TRC1020B between the pushbuttons and timer or timer and motor starter If it is required to cancel a signal from a remote location remove the jumper between TB2 15 and TB2 16 in the AR Timer and connect the normally closed contacts of the switch or relay to TB2 15 and 16 see figure 5 5 2 o o 2321 219 218 12 AWG WIRE TO RCM1 AR USE TELEPHONE RELAY A IF CONTROL LINE LENGTH TIMER EXCEEDS 2
34. te Attack signal and a three minute Alert signal The timer has a priority circuit that provides Attack with priority over Alert If the Attack signal is initiated while the siren is producing the Alert signal the Attack siren signal automatically overrides the Alert signal for the remainder of the three minute cycle The AR Timer has a Test and a Cancel function Depressing the TEST button causes the siren to produce a sustained signal that is identical to the Alert signal except that the signal is produced only for the time that the push button is depressed The CANCEL push button causes the siren signal in progress to cease immediately This function can be used in the event that an error was made in the selection of a signal Another signal can be initiated after the CANCEL push button is pressed However the second signal sounds only for the remainder of the three minute timer cycle The Cancel function can also be used if it is necessary for Alert to override Attack To over ride Attack with Alert press the CANCEL push button while Attack is sounding and then press ALERT 1 6 SIGNAL DESCRIPTION All of the vertical sirens are capable of providing a sustained steady signal and a wailing signal The steady signal is frequently used as a Civil Defense Alert signal The wailing signal is often used as a Civil Defense Attack However the signal can be
35. tions installation controls theory of operation and servicing of the Federal Signal Model 2 Outdoor Warning Siren 1 2 GENERAL The Federal Signal Model 2 Outdoor Warning Sirens omni directional sirens that are capable of producing high intensity warning signals over a large area Federal Signal provides mounting hardware that enables the user to install a siren on a utility pole or on the roof of a building As a result the siren can be installed in almost any situation The high efficiency of these siren models enables them to produce a high sound level while making moderate demands on the power source 1 3 SIREN DESCRIPTION The Model 2 Siren Figure 1 1 is a 102dB single tone siren The Model 2 siren mechanism is enclosed in a sheet metal housing A conical dome is mounted on the top of the housing and two truncated conical cowls are attached to the housing approximately one third and two thirds along the height of the housing A Model RC2W Motor Starter is required to operate the siren The Model 2 uses a 120 or 240 volt universal motor that can operate from either dc or 25 60Hz single phase AC 1 4 MECHANICAL DESCRIPTION The mechanism of all siren models covered in this manual consists of a vertically installed motor with a stator attached to the motor housing and a rotor mounted on the drive shaft concentric to the stator The rotor and stator each contain at least one row of ports As the motor rotates the rotor air is d
36. used for any desired indication These signals are shown graphically in Figure 1 2 for both single tone and dual tone vertical siren models STEADY SIGNAL ALERT WAILINC SIGNAL CHARACTERISTICS Figure 1 2 Signal Characteristics SECTION II SPECIFICATIONS 2 1 MODEL 2 Power Requirements eel tanden 120Vac dc single phase 24A or 240Vac dc single phase 12A Physical Diameter 18 46 idc pe nS 25 5 65 cm Shipping Weight sees 85 Ib 36 kg Miscellaneous Sound OUtPUt sat ree lode 102dBC at 100 ft 30 5m Model 2 Motor Vy p ER Single phase ball bearing universal series 120Vac dc or single phase ball bearing universal series 240V ac dc EER 2 HP Top Frequency Single TONE 2r iid to ertt Hee teet pesce dese 533Hz 60Hz or 444Hz 50Hz SECTION III INSTALLATON DANGER Electrocution or severe personal injury can occur when making electrical connections drilling holes or lifting equipment Therefore installation should be performed by experienced electricians in accordance with national and local electrical codes 3 1 SIREN LOCATION The information this section provides guidelines to aid the user the selection of an installation site that makes the best possible use of the siren WARNING The output levels of the Model 2 siren are
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