Federal Signal Corporation 2-120 Description, Specifications, Installation, Operation, And Service Manual Download Page 1

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255154

Rev. R1 0719

Printed in U.S.A.

Models 2-120 and 2-240

Omni-Directional Siren

Description, Specifications, Installation,

Operation, and Service Manual

Summary of Contents for 2-120

Page 1: ...255154 Rev R1 0719 Printed in U S A Copyright 2005 2019 Federal Signal Corporation Models 2 120 and 2 240 Omni Directional Siren Description Specifications Installation Operation and Service Manual ...

Page 2: ...y is in lieu of all other warranties express or implied contractual or statutory including but not limited to the warranty of merchantability warranty of fitness for a particular purpose and any warranty against failure of its essential purpose 2645 Federal Signal Drive University Park Illinois 60484 3167 www fedsig com Customer Support 800 548 7229 1 708 534 3400 Technical Support 800 524 3021 1 ...

Page 3: ...gnal Description 8 Ordering Products 9 Specifications 9 Installation 10 Determining a Suitable Location 10 Installing the Siren 11 Pole Installation 12 Flat Surface Mount 14 Electrical Connections 17 Pre operation Checkout 19 Circuit Description 19 Service and Maintenance 20 Testing and Inspecting the Siren 20 Inspecting the Motor Brushes 20 Corrective Maintenance 20 Troubleshooting 20 Model 2 Mot...

Page 4: ...Remote Control Parts List 26 Table 8 Replacement Parts 27 Figures Figure 1 Signal Characteristics 9 Figure 2 Mounting Plate Drilling Detail 12 Figure 3 Typical Model 2 Pole Mounted Installation 14 Figure 4 Typical Model 2 Platform Mount 16 Figure 5 Contactor Wiring for Model 2 using 120 Vac 17 Figure 6 Contactor Wiring for Model 2 using 240 Vac 18 Figure 7 Model 2 Field Removal 22 Figure 8 Model 2...

Page 5: ...ine FEMA REP 10 Nuclear Plant Guideline Planning If suitable warning 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 If sirens are not activated in a timely manner when an emergency condition exists the...

Page 6: ...t access to areas near the sirens Sirens may be operated from remote control points Whenever possible disconnect all siren power including batteries before working near the siren 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 If future service personnel do not have these w...

Page 7: ...hanism 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 drawn through an intake tube and passes through the rotor and stator ports in pulses These pulses are p...

Page 8: ...atterns Tone Generation Frequencies and Durations You can program up to six 6 control timing sequences into the controller You can choose standard siren control timings or design custom relay output timings You can activate the control functions from any combination of six 6 Single Tone Two Tone Sequential and or DTMF tones You can also initiate timing sequences using the local buttons and contact...

Page 9: ...er Description PMS Pole Mounting Stand FSPWARE Federal Signal programming software Non digital applications FC Controller with FC Control Board FCH Controller with one way High band 150 172 MHz radio receiver FCU Controller with one way UHF band 450 470 MHz radio receiver Specifications Table 3 Specifications Power Requirements 120 Vac dc single phase 24 A or 240 Vac dc single phase 12 A Power 2 H...

Page 10: ...idelines when designing the warning system The reduction of signal intensity as 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 obstructi...

Page 11: ... the installation site s include the availability of suitable electrical power the access to and ease of installation and maintenance the height of surrounding obstructions and security against vandalism Installing the Siren Moving parts could cause severe cuts or amputation DO NOT reach into the siren openings Most siren installations are one of two types Pole Mount or Flat Surface Mount These tw...

Page 12: ... the three slots in the mounting plate See Figure 2 3 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 inch lock washers nuts and bolts through the three 3 8 inch diameter holes See Figures 2 and 10 Figure 2 Mounting Plate Drilling Detail 291190B EQUALLY SPACED 3X Ø0 38 HOLE 3X 0 75 X...

Page 13: ...7 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 8 Install the Model RC2W Motor Starter and a fused disconnect switch in a locatio...

Page 14: ...H TWO CONTINUOUS NO 6 COPPER GROUND WIRES AND CLAMPS OR EQUIVALENT Flat Surface Mount Flat surface mount installation is practical when the installation site is on a flat roofed building A weight distribution mat is often required to safely distribute the siren s weight on the roof A Structural Engineer is required to specify the appropriate mounting method to safely mount the siren on a roof Post...

Page 15: ...circumference of the housing Lift the housing off the siren It will be reinstalled later 4 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 th...

Page 16: ...16 Installation Models 2 120 and 2 240 Federal Signal www fedsig com Figure 4 Typical Model 2 Platform Mount ...

Page 17: ...ures The RC2W Motor Starter is provided with various size knockout holes Some of the knockouts can accommodate 1 2 inch conduit fittings others can accept 3 4 inch conduit fittings and still others can accommodate 1 inch conduit fittings These various sized knockout holes are provided because electrical wiring requirements are frequently unpredictable The diameter of the conduit required for the i...

Page 18: ...nnect switch 3 Install conduit 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 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 di...

Page 19: ...e siren is operating properly Federal Signal recommends that all control devices be padlocked to discourage tampering and vandalism Circuit Description The Model RC2W is used to operate a Model 2 Siren The RC2W is a motor starter that switches the power to the Model 2 siren The RC2W requires a siren controller to provide Steady and Wail type siren signals typically used for warning applications Th...

Page 20: ...ear 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 Inspecting the Motor Brushes To inspect the motor brushes 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 Inspe...

Page 21: ...ween control equipment and motor Check wiring for continuity Repair or replace wire as necessary Faulty control device s Repair or replace as necessary Model 2 Motor Brush Replacement To replace the Model 2 motor brush 1 Loosen the clips that hold the siren 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...

Page 22: ... through 8 in reverse To replace the field 1 Turn off the power to the siren at the disconnect switch 2 Remove the siren housing from the mechanism 3 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 5 Remove the field retaining ring from the motor housing 6 Arrange two space...

Page 23: ...re 8 10 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 8 Be sure that the four wires are in the position shown in Figure 8 11 Set a length of 3 8 inch 9 5 mm steel bar stock approximately 5 inches 127 mm long or a similar object on the field as illustrated in Figure 8 Drive the field into the motor housi...

Page 24: ...24 Service and Maintenance Models 2 120 and 2 240 Federal Signal www fedsig com Figure 9 Model 2 Parts Index ...

Page 25: ... 2 6 End Bell Stator L01 02 1 7 Locknut L01 15 1 8 Lock Washer L01 16 1 9 Bearing 8239A045 2 10 Mounting Clip 8155109A 3 11 Rotor Spacer and Bearing Stop L01 08 1 12 Rotor L01 21 1 13 Key 8247A057 1 14 Armature 120 V 847B041G 1 AR Armature 240 V 8247B039G 15 Field Locking Ring L01 20 1 16 Field 120 V 8247B042G 1 AR Field 240 V 8247B040G 17 Spring Lock Washer Lower Bearing L01 11 1 18 Brush Holder ...

Page 26: ... RC2W 120 and RC2W 240 Siren Remote Control Parts List Item No Description Part No Qty 1 NEMA Type R3 Cabinet 170272B 1 2 Contacts and Springs Power Pole 8717C182 11 2 sets 3 Contacts and Springs Interlock 8217C180 12 1 set 4 60 Hz Coil 120 240 V 8217C180 16 1 5 Overload Heaters K 58 120 V 8217C182 20 1 Overload Heaters K 42 240 V 8217C183 20 1 ...

Page 27: ...mber Bearing Two Required Q8239A045 Brush and Spring Two Required Q8247A020 Brush Holder Two Required Q8247A021 Getting Service If you are experiencing any difficulties contact Federal Signal Customer Care at 800 548 7229 or 708 534 3400 extension 7511 or Technical Support at 800 524 3021 or 708 534 3400 extension 7329 or through e mail at techsupport fedsig com For instruction manuals and informa...

Page 28: ...2645 Federal Signal Drive University Park Illinois 60484 www fedsig com Customer Support 800 548 7229 1 708 534 3400 Technical Support 800 524 3021 1 708 534 3400 ...

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Federal Signal Corporation 2-120, Description, Specifications, Installation, Operation, And Service Manual

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