Model SS2000-ERCSN1 ELECTRONIC SIREN with PARK
Contents
1. 290A4053 05 Figure 3 3 Rear View of SS2000 ERCSN1 POWER and 100W speakers to SPEAKER HI POWER as shown in Power Cable Wiring Diagram figure 3 4 2 Horn Ring In order to utilize the horn ring control of siren tones Tap II and other features of the siren the following procedure must be performed a Locate the wire that connects the vehicle horn ring switch to the horn or horn relay Cut this wire b See figure 3 5 Splice the white yellow power cable wire to the horn ring side of the wire that was cut in step a Insulate the splice with the wire nuts supplied SPEAKER COMMON SPEAKER LOW POWER 58W SPEAKER HIGH POWER 100W NEG AT FUSIBLE LINK CHASSIS GROUND POS FUSE BLOCK HORN RING PARK SIREN DEACTIVATION HORN 290A4053 06 1 SLIP MALE CLIP OVER THE FUSE 2 INSERT CLIP AND FUSE INTO FUSE BLOCK 3 ATTACH THE RED WIRE WITH FEMALE CLIP C STN TOP OF 7 A FUSE BLOCK gt AM Figure 3 4 Power Cable and Fuse Clip Adapter Installation 290A4053 07 CAUTION The horn ring transfer circuit of the siren is capable of switching a maximum of 2 amperes Some vehicles do not have a horn relay and consequently will draw more than 2 amperes when the vehicle horn is activated Consult your vehicle service manual or a qualified mechanic to determine the current required to activate the horn If it is less than 2 amperes perform the procedure in step c2. Sound output will be severely reduced if any objects are in front of the speaker If maximum sound output is required for your application you should ensure that the front of the speaker is clear of any obstructions Install the speaker s as far forward on the vehicle as possible in a location which provides maximum signaling effectiveness and minimizes the sound reaching the vehicle s occupants Refer to the National Institute of Justice guide 500 00 for further information Mounting the speakers behind the grille will reduce the sound output and warning effectiveness of the siren system Before mounting speakers behind the grille make sure the vehicle operators are trained and understand that this type of installation is less effective for warning others Sound propagation and warning effectiveness will be severely reduced if the speaker is not facing forward Carefully follow the installation instructions and always install the speaker with the projector facing forward DO NOT install the speaker s or route the speaker wires where they may interfere with the operation of air bag sensors Installation of two speakers requires wiring speakers in phase Never attempt to install aftermarket equipment which connects to the vehicle wiring without reviewing a vehicle wiring diagram available from the vehicle manufacturer Insure that your installation will not affect vehicle operation and safety functions or circ
3. a Disconnect the wires from termi nal strip TB1 b Disconnect the large red wire at LUGI c Unplug the ribbon cable JU1 from the relay board d The relay board is secured to the amplifier board by four stand offs Remove and retain the two relay board screws at the rear of the siren Depress the locking tab on the two stand offs and gently lift the relay board off the stand offs 2 To remove the amplifier board pro ceed as follows 15 a Remove the relay board as described above b Unplug all connectors and plug in type terminals from the printed circuit board c Remove the four stand offs which hold the amplifier board to the chassis D Replacement of Output Transistors Failure of one or both of the output transistors QA QB is usually the result of a defective speaker short circuited voice coil Rebroadcast of unsquel ched radio or music for long periods will also have a detrimental effect on the output transistors and is therefore not recommended Federal recommends that both output transis tors be replaced should only one device prove to be defective This practice will ensure long periods of service between failures When installing new output transistors ensure that the Sil Pad insulators are installed between the heat sink and transistors E Testing CAUTION Make certain that the speaker is not defec tive prior to installing the repaired S82000 ERCSNI A WARNING All
4. Audio Response sess 300Hz to 3 000Hz 3db Audio Power awona an Ree 45 watts typical with 1 4 V peak to peak input Harmonic Distortion eeeeeeeene Less than 1046 from 5 to 45 watts Input Impedance audio 4000 ohms nominal 2 2 SERIAL INTERFACE DEFINITION A WARNING Property damage serious injury or death to you or others may result if the user supplied control head is incompatible unsuitable or improperly programmed It is the USER s re sponsibility to determine compatibility suita bility and ensure proper programming of the selected control head The person responsible for control head selec tion and programming MUST be familiar with local codes and procedures for safe emergency vehicle siren and light operation A Serial Interface Signal Description The serial interface described here is with respect to and in terms of the control head The serial interface incorporates seven signals as follows 1 Send This open collector output from the control head sends RS 232C ASCII like signals to the SS2000 ERCSN1 opto isolated input 2 Receive optional This software option not currently implemented in the S82000 ERCSNI would provide a signal to the control head to acknowledge receipt of valid signals from the control head The SS2000 ERCSNI provides an open collector RS 232C ASCII like output signal to the control head for
5. For warranty service contact your local Dis tributor The factory can and will service your equipment or assist you with technical problems that cannot be handled satisfactorily and promptly locally Communications and shipments should be addressed to Service Department Federal Signal Corporation 2645 Federal Signal Drive University Park IL 60466 1 800 433 9132 5 2 SIREN A General Any competent TV repairman or electronic technician should have little difficulty in tracing a malfunction should any occur For emergency replacement of any of the small components care must be used when soldering Heat easily damages transistors capacitors and circuit boards It is therefore advisable to use longnose pliers or a similar heat sink on the lead being soldered CAUTION To avoid damage to the unit disconnect both red wires to the S82000 ERCSNI at the battery before proceeding LOOSEN FOR REMOVAL 290A4053 11 Figure 5 1 Chassis Removal B Removal for Servicing When removing the chassis for servicing loosen the two hexagon head screws on the underside of the unit near the front edge Slide the entire chassis out of the case as shown in figure 5 1 C Printed Circuit Board Removal The SS2000 ERCSNI consists of two circuit boards stacked on top of each other The top board is the relay board and the bottom board is the amplifier board See figure 5 2 1 To remove the relay board proceed as follows
6. 58 Watt speakers When two speakers are used they must always be connected in parallel and in phase Other advanced features of the SS2000 ERCSN1 include e High degree of reliability and compact size through the use of CMOS microprocessor and other integrated circuits e Simplified installation and service through use of plug in cables and printed circuit boards e Relay outputs are individually fused with standard automotive type fuses SECTION Il SPECIFICATIONS AND SERIAL INTERFACE DEFINITION 2 1 SPECIFICATIONS Input Voltage aen ode 11VDC to 15VDC Polar a Negative ground only Operating Temperature Range 30 C to 65 C Standby Less than 1 ma when turned off by control head Less than 25 amperes when turned on by control head Operating Current esee 9 amperes nominal no lamps on 13 6V battery 11 ohm load high power Frequency Range 725 to 1600Hz nominal Nominal Cycle Rate eese Wail 12 cycles min Yelp 180 cycles min Hi Lo 60 cycles min Dimensions HWD eee 2 5 16 5 87cm x 6 3 8 16 2cm x 6 1 4 15 9cm Net Weight edere rte ERE reco 3 3 8 lbs 1 534kg Shipping Weight seen 6 lbs 2 73kg Nominal Voltage Output sees 64V peak to peak siren tones
7. 20A fuse 2 Is the black wire from the twelve pin connector Pin 4 L YES connected to the fusible link at the front fender between the negative battery terminal and chassis ground This is the ONLY chassis ground allowed for this wire 3 Is the green wire from the twelve pin connector Pin 5 connected to chassis ground AUXILIARY RELAY SIREN POWER 4 Is an 8 10 AWG wire connected to the load side of the 50 100 ampere circuit breakers Route it through the hole labeled BAT on the amplifier relay unit and attach it to LUG 1 on the circuit board Use a 10 AWG wire with the 50 ampere circuit breaker Use an 8 AWG wire with the 100 ampere circuit breaker SECTION GENERAL DESCRIPTION g ic AE Carp m E ip ore ons con 290A4053 02 Figure 1 1 Model SS2000 ERCSN1 The Federal Model SS2000 ERCSN1 figure 1 1 is a full featured electronic siren and light control system State of the art microprocessor technology is utilized to produce a small compact remotely mounted unit When combined with a properly programmed control head the SS2000 ERCSN1 provides a highly versatile electronic siren and light system The SS2000 ERCSN1 produces wail yelp and hi lo siren tones as well as an air horn sound A horn ring transfer feature allowing horn ring control of siren tones is available Public address PA and radio rebroadcast as well as PA and radio rebroad cast volume adjustment are pro
8. If it is greater than 2 amperes perform steps d through j c Splice the white power cable wire to the horn side of the cut wire Insulate the splice with a wire nut d Obtain a SPST relay of sufficient contact current capacity to activate the vehicle horn Refer to figure 3 5 while performing the following steps e Mount the relay in a suitable location f Connect the horn side of the wire cut in step a to the relay contact terminal g Determine the sense of the vehicle s horn ring activation circuit i e does the horn circuit require a switched positive voltage or switched ground for activation h Connect the switched relay contact terminal to the positive or negative potential determined in step g i Connect the white power cable wire to one end of the relay coil j Connect the other end of the relay coil to the opposite potential of that connected to the switched relay contact terminal in step h 3 Park Siren Deactivator IMPORTANT It is the installer s responsibility to determine an appropriate location in the vehicle circuitry to connect the park wire This feature uses the park input wire to automatically deactivate siren tones when the vehicle is shifted into PARK See figure 3 4 To use this feature connect the power cable s gray wire to a vehicle circuit that is grounded when the vehicle is shifted into PARK VEHICLE HORNS STEERING COLUMN S CUT WIRE LER O O m TO HOR
9. be connected as close as practical to the positive battery terminal When the total load current is greater than 50 amperes use a 100 ampere circuit breaker supplied When the total load current is less than 50 amperes use a 50 ampere circuit breaker To use the Federal 50 100 ampere circuit breaker Part No 8474A136 as a 50 ampere circuit breaker remove the jumpers between the two circuit breakers and use only one of the circuit breakers A WARNING When making the following connections never exceed the current rating of the circuit break ers CB1 near the battery see figure 3 6 Failure to do this will result in a shutdown of the vehicle warning system 5 See figures 3 3 and 3 7 Connect wires from the light bar or accessories to TB1 1 through TB1 3 or TB2 A through TB2 E as applicable All wire connections for TB2 will be made with the right angle plug See face plate for relay designators Refer to the instructions packed with the light bar or accessory for proper wire gauge current require ments and any additional instructions Do NOT exceed fuse ratings shown in table 3 1 CAUTION NEVER exceed fuse current ratings Installa tion of higher current fuses WILL damage the unit and void the warranty NOTE Although output 3 is rated at 40 amperes the circuit is protected by two 20 ampere fuses which are connected in parallel TB1 3 output 3 has two terminals in parallel to obtain that rating
10. effective sirens and horns produce loud sounds 120 dB that may cause permanent hearing loss Always minimize your exposure to siren sound and wear hearing protection Do not sound the siren indoors or in enclosed areas where you and others will be exposed to the sound After servicing is complete perform a test of all functions to ensure the siren is operating properly 5 3 REPLACEMENT PARTS LIST Reference Description Part Number Designation QA QB Transistor 2N5885 NPN Power 125B432 T2 Transformer Output 120C165 02 F1 Fuse Automotive 20A 148A142 F2 Fuse Automotive 20A 148A142 F3A F3B Fuse Automotive 20A 148A142 FA Fuse Automotive 10A 148A142 05 FB Fuse Automotive 10A 148A142 05 FC Fuse Automotive 10A 148A142 05 FD Fuse Automotive 10A 148A142 05 FE Fuse Automotive 10A 148A142 05 Fuse in line 20A 3AG 32V 148A127 Circuit Board Relay with parts installed 200C1049 Circuit Board Amplifier with parts installed 2001067 Cable Assy Power 175700 Cable Assy Control 175782 Cable Assy Control 175701 Right Angle Plug Relay 140338 07 RELAY BOARD AMPLIFIER BOARD QB 290A4053 12 255340B REV B 1001 Printed in U S A 16
11. serious injury or death to you or others 3 1 UNPACKING After unpacking the Model SS2000 ERCSN1 examine it for damage that may have occurred in transit If the equipment has been damaged file a claim immediately with the carrier stating the extent of damage Carefully check all envelopes shipping labels and tags before removing or destroying them 3 2 MOUNTING LOCATION SELECTION CAUTION The SS2000 ERCSN1 housing is NOT waterproof It must be mounted in a location which is sheltered from falling rain snow standing water etc Also it must be installed in an adequately ventilated area Never install near heater ducts Do not mount the S82000 ERCSN1 under the vehicle s hood When selecting a mounting location for the SS2000 ERCSN1 and the user supplied control head it is necessary to keep in mind that the control head cable is 18 feet long and the power cable is 4 feet long Before performing any installation see figure SIREN BAT AMPLIFIER RELAY UNIT 3 1 block wiring diagram plan all wiring and cable routing before performing any installation Some possible mounting locations are under the dash under the front seat or in the trunk under the rear deck near the rear seat speakers if vehicle is so equipped Using the supplied mounting bracket will allow the unit to be easily removed for wiring and servic ing should it be needed 3 3 MOUNTING BRACKET To install the unit using the mounting b
12. the two terminals of TB1 3 will not short to the chassis 7 Replace the chassis cover Slide it forward and secure with the two screws FEDERAL SIGNAL CORP UNIVERSITY PARK IL CRT cR2 MATING CONNECTOR PRINTED CIRCUIT p 1 LOOSEN SCREW 2 INSERT STRIPPED WIRE IN CONNECTOR 3 TIGHTEN SCREW CONNECTOR PPED WIRES 290A4053 10 Figure 3 7 Relay Board C Control Head Connections All connections between the control head and the SS2000 ERCSN1 are accomplished by a single 18 foot cable It is terminated at one end with a control head mating connector and a standard DB 9 connector at the S82000 ERCSNI end To complete this portion of the installation proceed as follows A WARNING When installing equipment inside air bag equipped vehicles the installer MUST ensure that the equipment is installed ONLY in areas recommended by the vehicle manufacturer Failure to observe this warning will reduce the effectiveness of the air bag damage the air bag or potentially damage or dislodge the equipment causing serious injury or death to you or others 1 Route the 18 foot cable between the control head and the S82000 ERCSNI Secure the cable with use
13. this purpose Hardware modifica tion is not required to exercise this option In addition to the above acknowledge signal continuous valid input signals must be received from the control head at three second or less intervals If these signals are incorrect or missing the SS2000 ERCSN1 enters a reset mode and turns off all siren and light functions 3 Siren Light On Off Control This open collector output from the control head must produce a low to turn the SS2000 ERCSNI on and an open to turn it off To turn the unit on a relay will be activated which requires a minimum of 200ma 4 Horn Ring This control head input must detect whether or not the vehicle horn ring switch has been operated either battery positive or ground Depend ing on control head programming either the vehicle horn will sound or the horn ring switch closure will cause the SS2000 ERCSN1 to perform a predeter mined function 5 Digital Ground The interface cable s outer shield is the digital ground It provides the control head ground for all interface signals except audio 6 Audio High This is the audio signal from the control head to the SS2000 ERCSN1 for PA and radio rebroadcast operation 7 Audio Ground This is the audio signal ground and shield B Serial Interface Control Code Format The SS2000 ERCSNI receives data from the control head in two asynchronous RS 232C ASCII like words at 1200 baud Each word has one sta
14. to very loud sounds or from longer exposures to moderately loud sounds For hearing conservation guidance refer to federal state or local recommendations OSHA Standard 1910 95 offers guidance on Permissible Noise Exposure All effective sirens and horns produce loud sounds 120 dB that may cause permanent hearing loss Always minimize your exposure to siren sound and wear hearing protection Do not sound the siren indoors or in enclosed areas where you and others will be exposed to the sound DO NOT connect this system to the positive terminal of the battery until servicing is com plete and you have verified that there are no short circuits to ground In order for the electronic siren to function properly the ground connection must be made to the NEGATIVE battery terminal After repair test the electronic siren and speaker system to ensure that it is operating properly 14 e Federal Signal siren amplifiers and speakers are designed to work together as a system Combining a siren and speaker from different manufacturers may reduce the warning effec tiveness of the siren system and may damage the components You should verify or test your combination to make sure the system works together properly and meets both federal state and local standards or guidelines Failure to follow all safety precautions and instructions may result in property damage serious injury or death to you or others 5 1 GENERAL
15. windows and wear hearing protection Do not sound the siren indoors or in enclosed areas where you and others will be exposed to the sound Only use the siren for emergency response situations Sound Limitations e Before using the vehicle check to see if the siren speakers are concealed from view If the siren speaker is not in clear view on the front of the vehicle use extra caution when operating the vehicle A concealed siren speaker installa tion is less effective at warning others e Maximum sound output will be severely re duced if any objects are in front of the speaker If your installation has obstructions in front of the speaker drive even more cautiously 12 e Frequently inspect the speaker to ensure that it is clear of any obstruction such as mud or snow which will reduce maximum sound output Signaling Limitations e aware that the use of your visual and au dible signaling devices does not give you the right to force your way through traffic Your emergency lights siren and actions are REQUESTING the right of way e Although your warning system is operating properly it may not alert everyone People may not hear see or heed your warning signal You must recognize this fact and continue driving cautiously e Situations may occur which obstruct your warning signal when natural or man made objects are between your vehicle and others This can also occur when you raise your hood or trunk lid I
16. with the current ratings of the terminals Primary rotating lights normally require more current than flashing or secondary warning lights If for example primary rotating lights are to be activated connect the rotators to LIGHTS 3 rated at 40 amperes Then repro gram the unit to activate the LIGHTS 3 as required Fuse current ratings and suggested uses for each output are shown in table 3 1 Complete the wiring to the light bar or accessories as follows 1 Remove the chassis cover by loosening the 2 screws on the bottom of the SS2000 ERCSN1 Slide the cover to expose the relay board and termi nal strips CAUTION The relay board WILL be damaged if correct polarity is not observed 2 Route a 10 AWG minimum red wire through the hole labeled BAT and attach it to the large lug type terminal LUG1 on the relay board Use a 8 AWG red wire if the total light bar and auxiliary load currents exceed 50 amperes Since this wire provides the power source for all switched lighting functions a good mechanical and electrical connection here is important 3 Route this wire through the previously drilled hole into the engine compartment and through existing clamps and holders toward the battery Do NOT make any connections to the battery until all wiring is complete 4 See figure 3 6 To protect the wire a separate supplied circuit breaker CB1 rated at 50 100 amperes Federal Part No 84744136 or equiva lent should
17. 0 ERCSNI can provide wail yelp and hi lo siren tones as well as an air horn sound The siren tone is deactivated when the vehicle is shifted into PARK and is reactivated when the vehicle is shifted out of PARK In addition it can control up to eight light or accessory functions A horn ring transfer function is provided if pro grammed to allow control of siren tone changes via the vehicle s horn ring SECTION V SERVICE AND MAINTENANCE SAFETY MESSAGE TO PERSONNEL SERVICING FEDERAL SIGNAL ELECTRONIC SIRENS A WARNING The lives of people depend on your proper servic ing of Federal products It is important to read and follow all instructions shipped with the products In addition listed below are some other safety instructions and precautions you should follow Read and understand all instructions in this manual before servicing the electronic siren or speaker To properly service an electronic siren or Speaker you must have a good understanding of automotive electrical procedures and systems along with proficiency in the installation and service of safety warning equipment Always refer to the vehicle s service manuals when performing service on a vehicle Electronic circuit and speaker repairs must be performed by a qualified and competent elec tronic technician Your hearing and the hearing of others in or close to your emergency vehicle could be dam aged by loud sounds This can occur from short exposures
18. 6 When the current requirement for LIGHTS 3 exceeds 30 amperes split the load be tween the two terminals of TB1 3 or connect the two terminals together with the supplied jumper Federal Part No 233A198 or equivalent Suggested Application Output Fuse Rating Terminal LIGHTS 1 F1 20 amps Rear Flashing LIGHTS 2 F2 20 amps Front Flashing or Secondary Warning Lights LIGHTS 3 F3A amp F3B two 20 amps 40 amps total Rotating or Primary Warning Lights FA FB FC KA KB Auxiliary Lights FD KC KD Takedown Alley etc 10 Amps ea KE Output E provides both normally open normally closed NO NC and common contacts By removing the fuse labeled FE it can be isolated from the 12 volt battery supply for switching other POSITIVE voltages Table 3 1 Output Ratings Applications FROM INTERFACE RELAY 50 AMP CIRCUIT TO INTERFACE RELAY 4 BLK BREAKER 2 a BAT RED CB1 e 8 10 AWG FUSIBLE LINK TO NEGATIVE BATTERY TERMINAL FROM POSITIVE BATTERY TERMINAL 8 AWG RED 7 gt BATTERY CHASSIS NY GROUND REQUIRED FOR AUXILIARY RELAYS 290A4053 09 Figure 3 6 Battery Connections CAUTION Personal injury vehicle component damage and or damage to the unit will occur if the LIGHTS 3 terminal TB1 3 is shorted to the chassis Before replacing the chassis cover ensure that the jumper if installed between
19. GER SCREW WILL CAUSE CIRCUITRY DAMAGE MOUNTING BRACKET 1 Smart Siren 552000 1 4 20 7 16 HEX HEAD CAP SCREW 2 NOTE ONLY ONE BRACKET IS SUPPLIED 1 4 SPLIT LOCKWASHER Figure 3 2 Mounting Bracket Installation 3 5 ELECTRICAL INSTALLATION 290A4053 04 A Power Cable Connections The power cable included in the carton is equipped with a twelve pin plug that mates with the connector on the rear of the Amplifier Relay Unit see figure 3 3 This 4 foot cable is supplied with a 20 ampere in line fuse Additional wire the same gauge or heavier may be spliced to the leads as required The various wires on the connector must be con nected as follows 1 Speaker The unit is designed to operate with one 11 ohm impedance speaker or two 11 ohm impedance low power 58W or high power 100W speakers connected in parallel and in phase On Federal speakers this can be accomplished by connecting the two speaker leads marked 1 to the SPEAKER COMMON power cable lead and the two speaker leads marked 2 to the SPEAKER HI POWER or SPEAKER LO POWER power cable leads See figure 3 4 Using 18 gauge wire connect the speaker leads 58W speakers to SPEAKER LO 12 PINCONNECTOR L 2 11 1 murs NONCC L aux OUTPUTS zl og 99999 g L contRoL FEDERAL SIGNAL CORP U S PATENTS 5 296 840 OTHER PAT S PENDING
20. N OR HORN RELAY CONTROL CABLE ASSEMBLY J WHT YEL HORN SWITCH 290A4053 08 Figure 3 5 Horn Ring Connections 4 Connection to Power Source see figure 3 4 The SS2000 ERCSN1 must operate from a 12 volt NEGATIVE ground vehicle electrical system Therefore before making any electrical connections verify the polarity of the vehicle electri cal system ground NOTE Transient noise pulses caused by the automo tive power system or surge currents due to switching inductive or incandescent lamp loads may cause malfunctions in the SS2000 ERCSN1 if proper wire routing is not followed The Amplifier Relay Unit red positive power cable lead should be as short and direct to the fuse block or user supplied switch current capacity of at least 20 amps as possible DO NOT splice to accessory power leads The Amplifier Relay Unit black negative power cable lead should be as short and direct to the fusible link on the front fender as pos sible DO NOT splice to accessory negative black leads IMPORTANT The SS2000 ERCSN1 does not have an on off switch Power is obtained directly from the vehicle battery The control head controls the on off status of the SS2000 ERCSN1 The unit is on when the control head grounds one of the DB 9 connector pins Refer to the instructions supplied with the control head for additional information It is RECOMMENDED that Amplifier Relay Unit power be obtained from a vehicle circ
21. ORD ee LIGHT 4 OFF LIGHT 5 OFF LIGHT 6 OFF LIGHT 7 OFF LIGHT 8 OFF SPARE NOT USED PARITY SUM OF BOTH WORDS ODD 290A4053 03 Figure 2 1 Typical Serial Data Command Sequence SECTION Ill INSTALLATION SAFETY MESSAGE TO INSTALLERS OF ELECTRONIC SIRENS A WARNING The lives of people depend on your proper installation and servicing of Federal products It is important to read and follow all instructions shipped with the products In addition listed below are some other important safety instructions and precautions you should follow Before Installation Qualifications To properly install an electronic siren you must have good understanding of automotive electrical procedures and systems along with proficiency in the installation and service of safety warning equipment Always refer to the vehicle s service manuals when performing equipment installations on a vehicle Sound Hazards Your hearing and the hearing of others in or close to your emergency vehicle could be damaged by loud sounds This can occur from short exposures to very loud sounds or from longer exposures to moderately loud sounds For hearing conservation guidance refer to federal state or local recommendations OSHA Standard 1910 95 offers guidance on Permissible Noise Exposure All effective sirens and horns produce loud sounds 120 dB that may cause permanent hearing loss Always minimiz
22. Price 4 00 n FEDERAL SIGNAL CORPORATION Emergency Products Model SS2000 ERCSN1 ELECTRONIC SIREN with PARK SIREN DEACTIVATION INSTALLATION AND OPERATING INSTRUCTIONS LIMITED WARRANTY The Signal Division Federal Signal Corporation Federal 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 one year on labor from the date of delivery to the first user purchaser 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 charges for removal and re installation of the product Lamps flash tubes or batteries are not covered under warranty This warranty does not extend to any unit which has been subjected to abuse misuse improper installation or which has been inadequately maintained nor to units which have problems relating to service or modification at any facility
23. T exist between the positive and negative power cable leads Also there must be NO short circuits between the positive wires and the vehicle chassis E After performing steps A through D connect all black wires to the fusible link on the front fender Secure mechanical and electrical con nections are required A WARNING If wires are shorted to the vehicle frame or each other high current conductors can cause hazardous sparks resulting in electrical fires and molten metal Verify that no short circuits exist before connecting to the Positive battery termi nal DO NOT connect this system to the vehicle battery until ALL other electrical connections are made and mounting of all components is complete Failure to observe this WARNING will result in fire burns and blindness F Connect all 10AWG minimum red wires to the positive 4 terminal of the power source Again secure mechanical and electrical connections are required 3 7 TESTING AFTER INSTALLATION A WARNING All effective sirens and horns produce loud sounds 120 dB that may cause permanent hearing loss Always minimize your exposure to siren sound and wear hearing protection Do not sound the siren indoors or in enclosed areas where you and others will be exposed to the sound After installation is complete test all siren and light functions Test all vehicle functions including horn operation and vehicle light systems to e
24. e your exposure to siren sound and wear hearing protection Do not sound the siren indoors or in enclosed areas where you and others will be exposed to the sound Federal Signal siren amplifiers and speakers are designed to work together as a system Combining a siren and speaker from different manufacturers may reduce the warning effectiveness of the siren system and may damage the components You should verify or test your combination to make sure the system works together properly and meets federal state and local standards or guidelines During Installation DO NOT get metal shavings inside the product Metal shavings in the product can cause the system to fail If drilling must be done near the unit place an ESD approved cover over the unit to prevent metal shavings from entering the unit Inspect the unit after mounting to be sure there are no shavings present in or near the unit DO NOT connect this system to the vehicle battery until ALL other electrical connections are made mounting of all components is complete and you have verified that no shorts exist If wiring is shorted to vehicle frame high current conductors can cause hazardous sparks resulting in electrical fires or flying molten metal Be sure the siren amplifier and speaker s in your installation have compatible wattage ratings In order for the electronic siren to function properly the ground connection must be made to the NEGATIVE battery terminal
25. f these situations occur be espe cially careful Driving Limitations e At the start of your shift you should ensure that the light sound system is securely attached to the vehicle and operating properly e Ifthe unique combination of emergency vehicle equipment installed in your vehicle has resulted in the siren controls being installed in a position that does not allow you to operate them by touch only OPERATE CONTROLS ONLY WHILE YOUR VEHICLE IS STOPPED e fdriving conditions require your full atten tion you should avoid operating the siren controls while the vehicle is in motion Continuing Education e File these instructions in a safe place and refer to them periodically Give a copy of these instructions to new recruits and trainees Failure to follow these safety precautions may result in property damage serious injury or death to you to passengers or to others OPERATING INSTRUCTIONS There are no user or operating controls on the S82000 ERCSNI All operation including the on off status of the unit is directly controlled by the control head PA and radio rebroadcast volume are preset at the factory and can only be adjusted by the control head It is the control head programming that deter mines how the SS2000 ERCSN1 will function Refer to the instruction manual provided with the 13 control head for any additional details on precau tions programmable features and general operation The SS200
26. he wires use the in line fuseholder and 20 ampere fuse The fuseholder and fuse should be installed in the red lead as close as practical to the power source d Route the black power cable lead through the previously drilled hole into the engine compartment and through existing clamps and holders toward the fusible link on the front fender DO NOT make any connections to the battery until all other wiring is complete B Light Bar and Auxiliary Light Connections The SS2000 ERCSN1 is programmed at the factory to satisfy most installation requirements Before proceeding with installation refer to the supplied Operation and Configuration Instructions for a description of the standard program and instructions on how to change the programming The SS2000 ERCSN1 provides two termi nal strips TB1 amp TB2 for control of light bars auxiliary lights and accessories A total of eight fused relay controlled outputs are available Each output switches a nominal 12 volts to the controlled device Do NOT use the black wire in the power cable for grounding the switched device s Ground the switched devices separately Refer to the installation instructions provided with the light bar or auxiliary light for additional precautions and details IMPORTANT Since the terminals labeled LIGHTS 1 2 and 3 can be reprogrammed to activate in any of the three modes select the terminals used for the various loads in accordance
27. nsure proper operation Refer to the control head manual to verify proper operation of the SS2000 ERCSN1 as deter mined by the control head programming After testing is complete provide a copy of this manual to all operating personnel SECTION IV OPERATION SAFETY MESSAGE TO OPERATORS OF FEDERAL SIGNAL ELECTRONIC SIRENS AND LIGHT SOUND SYSTEMS A WARNING The lives of people depend on your safe opera tion of Federal products It is important to read and follow all instructions shipped with the products In addition listed below are some other important safety instructions and precautions you should follow Qualifications e properly use an electronic siren and speaker s you must have a good understanding of general vehicle operation a high proficiency in the use of safety warning equipment and thorough knowledge of state and federal UNIFORM TRAFFIC CODES Sound Hazards e Your hearing and the hearing of others in or close to your emergency vehicle could be dam aged by loud sounds This can occur from short exposures to very loud sounds or from longer exposures to moderately loud sounds For hearing conservation guidance refer to federal state or local recommendations OSHA Standard 1910 95 offers guidance on Permissible Noise Exposure e 1 effective sirens and horns produce loud sounds 120 dB that may cause permanent hearing loss Always minimize your exposure to siren sound roll up your
28. other than the Federal factory or authorized warranty service centers 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 OF ANY SUCH DEFECT IN MATERIAL OR WORKMANSHIP J FEDERAL SIGNAL CORPORATION Emergency Products IMPORTANT WIRING INFORMATION A WARNING The Federal SS2000 ERCSNI is an advanced microprocessor based siren system Unlike conventional siren systems malfunctions and or improper operation WILL result if proper installation procedures are not followed Refer to the accompanying diagram and pay special attention to the CHECK LIST at the bottom of this page To complete the electrical installation refer to paragraph 3 5 AMPLIFIER RELAY UNIT RELAY SWITCHED POWER TO LIGHTS SIREN BAT RELAY SWITCHED POWER TO AUXILIARY DEVICES 1 CIRCUIT BREAKER RED 8 10AWG MIN O AUXILIARY RELAY 50 AMP 50 AMP Q VEHICLE CHASSIS POS FUSE BLOCK VEHICLE BATTERY CHASSIS GROUND AT FUSIBLE SWITCHED IGNITION LINE CAPABLE LINK ON FRONT FENDER OF CARRYING AN ADDITIONAL 20A 290A4053 01 CHECK LIST 1 Is the red wire from the twelve pin connector Pin 6 L YES connected to a point on the fuse block that is powered in run and start positions Use an in line
29. r supplied clamps and hold downs as required 2 Insert the DB 9 connector in the back of the SS2000 ERCSN1 and secure with the provided Screws 3 Mate the control head s connector to the control head and secure as provided by the control head manufacturer Refer to the installation instructions packed with the control head for any additional precautions and details CAUTION To avoid damage to the unit the 1 4 x 3 8 hex head cap screws and the 1 4 split lockwashers MUST be used as shown in figure 3 2 4 See figure 3 2 Secure the SS2000 ERCSN1 to the mounting bracket with the 1 4 20 x 3 8 hex head screws and 1 4 split lockwashers Ensure all fasteners are properly tightened 3 6 INSPECTION AND FINAL INSTALLATION CAUTION To avoid electrical damage to the unit the BLACK 1 4 20 x 7 16 hex head cap screws and the 1 4 split lockwashers MUST be used as shown in figure 3 2 A See figure 3 2 Secure the SS2000 ERCSN1 to the mounting bracket with the BLACK 1 4 20 x 7 16 hex head screws and 1 4 split lockwashers Ensure all fasteners are properly tightened B Before connection to the power source perform a visual check of all connections and wiring 11 C Ensure that there are no loose wire strands or other bare wire which may cause a short circuit Also all wires must be protected from any sharp edges which could eventually cut through the insula tion D Use an ohmmeter to verify that a short circuit does NO
30. racket proceed as follows A Use the mounting bracket as a template and scribe two drill positioning marks at the selected mounting location See figure 3 2 CAUTION Before drilling holes in ANY part of a vehicle be sure that both sides of the mounting sur face are clear of parts that could be damaged such as brake lines fuel lines electrical wiring or other vital parts B Drill two 1 4 inch diameter holes at the position marks C Secure the mounting bracket to the mount ing surface with 2 each 1 4 20 x 3 4 hex head screws 1 4 split lockwashers and 1 4 20 hex nuts as shown in figure 3 2 3 4 CONTROL HEAD INSTALLATION Refer to the instructions provided with the control head for programming and installation RELAY SWITCHED POWER TO LIGHTS RELAY SWITCHED POWER TO AUXILIARY DEVICES 12 110 100 1 CIRCUIT BREAKER RED 8 10AWG MIN AUXILIARY RELAY VEHICLE CHASSIS FUSE BLOCK O Q 50 AMP 50 AMP Q NEG POS VEHICLE BATTERY CHASSIS GROUND AT FUSIBLE x SWITCHED IGNITION LINE CAPABLE OF CARRYING AN ADDITIONAL 20A LINK ON FRONT FENDER 290A4053 01 Figure 3 1 Block Wiring Diagram 6 MOUNTING 1 4 20 x 3 4 HEX 4 SPLIT HD CAP SCREW 2 LOCKWASHER 4 OPTIONAL 14 THD FRM SCREW 2 MAY BE SUBSTITUTED BOTH SUPPLIED 1 4 20 HEX NUT 2 CAUTION BLACK1 4 20 x 7 16 HEX HD CAP SCREW WITH LOCKWASHER MUST BE USED AS SHOWN LON
31. rt and two stop bits The first bit of each word indicates the word number The first bit of the first word is always 0 and the first bit of the second word is always 1 The eight bits between the start and stop bits both words are encoded as shown in table 2 1 The three bits following the first bit of the first word control the siren tone selection Only one tone can be active at any given time See table 2 2 An example of a typical serial data com mand sequence is shown in figure 2 1 First Serial Byte Bit Function Word Number Always 0 Siren 2 Siren 1 Siren 0 Horn Ring Transfer NC Horn Active Light 1 NO Light 2 NO Light 3 NO Second Serial Byte Bit Function Word Number Always 1 Light 4 NO Light 5 NO Light 6 NO Light 7 NO Light 8 NO Spare Not Used Error Detection for Both Bytes Odd Parity ABBREVIATIONS NC Normally Closed NO Normally Open Table 2 1 Serial Data Encoding Siren Tone Control Bits Bit 1 Bit 2 Bit 3 Siren2 Siren1 SirenO Function 0 0 0 Standby Mode Wail Yelp Peak and Hold Hi Lo Air Horn Spare Standby Audio PA amp Radio Table 2 2 Siren Tone Selection Encoding FIRST BYTE START 0 1 2 2 STOP BITS 3 WAIL SIREN HORN RING CLOSED LIGHT 1 OFF LIGHT 2 ON LIGHT 3 OFF SECOND BYTE START 0 1 2 STOP BITS W
32. uit that is powered in the RUN and START posi tions Power can also be obtained from a user supplied switch fused at 20 amps CAUTION Before drilling holes in ANY part of a vehicle ensure that both sides of the surface are clear of parts that could be damaged such as brake lines fuel lines electrical wiring or other vital parts a Connect the green power cable lead to the vehicle chassis as close as practical to the Amplifier Relay Unit Scrape paint away from the selected bolt hole to assure a good electrical connec tion to the chassis b Power for the Amplifier Relay Unit can be obtained from the vehicle s fuse block or a 20 ampere fused switched circuit When obtaining power from the vehicle s fuse block refer to the vehicle s wiring manual to ensure the unit will be powered in the RUN and START positions Route the red power cable lead to the fuse block or user supplied switch When the red power cable lead is routed to the fuse block install the supplied fuse clip adapter as follows see figure 3 4 1 Slip the fuse clip adapter over the fuse 2 Insert the adapter clip fuse into the applicable fuse block location refer to the vehicle s wiring manual with the adapter clip end toward the top of the fuse block Make sure that the selected fuse block location is capable of supplying an additional 20 amperes 3 Attach the power cable s red wire on the fuse clip c To protect t
33. uits Always check vehicle for proper operation after installation DO NOT install equipment or route wiring or cord in the deployment path of an air bag Locate the control head so the vehicle controls and microphone can be operated safely When drilling into a vehicle structure be sure that both sides of the surface are clear of anything that could be damaged After Installation After installation test the siren system and light system to ensure that it is operating properly Test all vehicle functions including horn operation vehicle safety functions and vehicle light systems to ensure proper operation Ensure that installation has not affected vehicle operation or changed any vehicle safety function or circuit After testing is complete provide a copy of these instructions to the instructional staff and all operating personnel File these instructions in a safe place and refer to them when maintaining and or reinstalling the product Failure to follow all safety precautions and instructions may result in property damage serious injury or death to you or others A WARNING When installing equipment inside air bag equipped vehicles the installer MUST ensure that the equipment is installed ONLY in areas recommended by the vehicle manufacturer Failure to observe this warning will reduce the effectiveness of the air bag damage the air bag or potentially damage or dislodge the equipment causing
34. vided by the control head In addition eight relay outputs are available for control of light bars other auxiliary lights and accessories A Park Siren Deactivator which deacti vates all tones when the car is shifted into park is also included All system functions must be controlled by a user supplied control head usually mounted on or near the dash of the vehicle The SS2000 ERCSN1 communicates with the control head through a serial interface as defined in Section II Any control head which conforms to the serial interface definition in Section II such as the GE S825 Radio Control Head may be used Most control heads of this type can be programmed to provide the automatic simultaneous light and siren activation required by some laws Momentary or push on push off relay operation is also provided The SS2000 ERCSNT s flexibility allows variation of all of these features during control head programming The SS2000 ERCSN1 may be installed in the trunk under the seat or on the dash of any vehicle with a 12 volt NEGATIVE ground electrical system The siren circuits are protected from failure modes by an in line fuse that is replaceable without tools Relay outputs are protected by individual fuses Connection between the control head and the SS2000 ERCSN1 is via a seven conductor cable with connectors at both ends for simple installation The SS2000 ERCSNI can drive one or two 11 ohm impedance high power 100 Watt or low power
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