TOA Electronics F-122CU Speaker User Manual
Contents
1. a Rev A Za OA INSTRUCTION MANUAL CEILING SPEAKER SYSTEM F 122CU Please follow the instructions in this manual to obtain the optimum results from this unit We also recommend that you keep this manual handy for future reference TOA Corporation TABLE OF CONTENTS 1 SAFETY PRECAUTIONS ci sted ia a oie eet acts anteaters coat aaesaiaede 3 2 GENERAL DESCRIPTION 0 0 cccseesesescseseseseseeneneteneneseseasaeseeens 3 3 aD Corie sree ie ere eee 4 4 NOMENCLATURE AND DIMENSIONS ccc cceteeeteteeeeeees 4 5 MOUNTING HARDWARE INSTALLATION 00000 0 0ccceeeeeeteeeteeeees 5 6 WIRING 6 1 Using the Speaker in UL1480 Category UUMW 0 ccceeceeeeeeeeeteeteteeeteeees 9 6 2 Using the Speaker in UL1480 Category UEAY only 6 2 1 Wiring through hard or flexible conduit 0 eee eee eeeteeeeeeetneeeeeeeeaees 10 6 2 2 Wiring with naked cables 0 0 ee ceeeeeeeeeeneeeeeeeeneeeeeeeeaeeeeeeesaaeeeeeeeaaes 11 7 CABLE CONNECTION TO INPUT CONNECTOR 00000 ceeee 12 8 SPEAKER INSTALLATION 0 00 ceseseseeceneneneneseseeeeseeeseeenees 13 9 REMOVING THE SPEAKER FOR MAINTENANCE 9 1 Detaching the Front Grille ccc ceeeeeceneeeeeneeeeeeeeeeeeeeseaeeeseaaeeseeeeseneeeeeaees 15 9 2 Removing the Speaker cccceccceeeseeeeeceneeeceeeeeeeaeeeseeeeseeeeseaeeseneeesenaeeeeaees 15 10 REPAINTING THE SPEAKER 0000 0 0 ccc cececesceeseseseeeeteteneneneeseeeaes 16 11 INPUT OVERLOAD PROTEC2. rail optional geen EO een T grid Ceiling tile Ceiling reinforcement ring accessory Installation view on Dry Wall Ceilings Caution Only install the Tile Bar Bridge on ceiling frames that can structurally support the weight of the speaker s Reinforcement ring mounting screw Tie plate preinstalled on Bridge rail Tie plate mounting screw HY TB1 g Bridge rail optional Ceiling frame Ceiling panel Ceiling reinforcement ring accessory Step 1 Step 2 Cut a 2200 mm 7 7 s hole in the ceiling 200 5 mm 77 8 13 64 lt _____________ Use the supplied paper pattern to position and trace the hole Ceiling panel wA NNN Install the HY TB1 in the ceiling Loosen the two reinforcement ring mounting screws in each tie plate to the point that they do not fall out of their holes Tie plate HY TB1 optional Bridge rail Tie plate mounting screw Reinforcement ring mounting screws Leave these screws loose For Drop Ceiling a T HY TB1 optional CE e Mounting to 2 foot tiles Align the two bridge rails as shown in the figure at right HY TB1 optional 600 mm tile e Mounting to 600 mm tiles gee N Align the two bridge rails diagonally at an angle of 10 15 Step 3 Place the supplied reinforcement ring on the ceiling panel Fold the reinforcement ring in hal
3. F 122CU Speaker unit LOCK Se e Tab 3 places 9 REMOVING THE SPEAKER FOR MAINTENANCE 9 1 Detaching the Front Grille Turn the front grille counterclockwise to full stop then lightly 1 Unlock pull it downward Geer Tip The front grille employs a double locking system B If the grille cannot be detached when lightly pulled downward it likely has not yet been fully rotated back to the detachment position In such cases take care to rotate the grill fully Front grille counterclockwise in order to release the lock J 2 Pull lightly 9 2 Removing the Speaker Rotate the 3 mounting tab axis screws counterclockwise The mounting tabs rise as they turn allowing the speaker to be removed Caution When loosening the mounting tab axis screws support the speaker by hand to prevent it from falling Screw cap Mounting tab t Mounting tab axis screw Use an electric screwdriver to detach Caution Be sure to set the screwdriver s torque for under 4 kgf cm Failure to do so may cause the Screw cap and the Mounting tab to fall off on the rear of ceiling panel 15 16 10 REPAINTING THE SPEAKER Follow the procedure below when repainting the front grille Step 1 Clean the front grille before painting Wipe with a soft cloth dampened in a detergent Caution Do not use thinner or other volatile liquids to clean the grille Step 2 Spray on a uniform thin coa
4. Spaces 1998 NFPA 70 National Electrical Code NEC 2002 Article 300 22 c and NFPA 90A Installation of air conditioning and ventilation systems section 2 3 10 1 a exception 3 17 18 13 SPECIFICATIONS Enclosure Bass reflex type Rated Input 30 W High Impedance Power Handling Capacity Continuous pink noise 60 W 8 9 30 W 16 Q Impedance 70 V line 170 Q 30 W 330 Q 15 W 1 KQ 5 W 3 3 KQ 1 5 W 10 kQ 0 5 W 25 V line 170 Q 3 7 W 330 Q 1 9 W 1 KQ 0 6 W 3 3 KQ 0 2 W 10 KQ 0 06 W 169 8 Q Frequency Response 70 20 000 Hz Speaker Component 12 cm 5 cone type UL Code UL1480 UUMW UEAY UL2043 Mounting Hole 200 mm 7 7 8 Maximum ceiling thickness 37 mm 1 2 64 Input Terminal Removable locking connector with screw down terminals 2 input terminals and 2 bridge terminals Usable Cable Solid copper wire 21 0 91 6 mm Equivalent to AWG 18 14 Stranded copper wire 0 75 2 5 mm2 Equivalent to AWG 18 14 Finish Enclosure Steel plate plating Baffle Fire resistant ABS resin resin material grade UL 94 V O or its equivalent black Rim Fire resistant ABS resin resin material grade UL 94 V O or its equivalent white paint Punching net Steel plate white paint Dimensions 8230 mm 9 1 6 x Depth 238 mm 9 3 8 Weight 3 8 kg including mounting accessories Note The design and specifications are subject to change without notice for im
5. TION FUNCTION 0 16 12 SAFETY AGENCY COMPLIANCE 12 1 Setting to the Following Positions 0 cececeeeceeeeeeeeeeeeeeeeeeeeeeeeeseneeeeeaeeeeaas 17 12 2 Setting to 8 Q or 16 Q Position ooo eee ceceecete ee eeneeeeeeeeeeaaeeteeeeteeeeteeaeeeeaes 17 13 SPECIFICATIONS icio sista tees chy los vaetccteceteceana eth eevee astatne tele 18 ACCOESSONES e aE E aciealets tae ieee es hiatea nba a abate 18 Optional Component aseesimee ieuna seer eae eee eedi die denen enn decvesseecedeeievesievee 18 1 SAFETY PRECAUTIONS e Be sure to read the instructions in this section carefully before use e Make sure to observe the instructions in this manual as the conventions of safety symbols and messages regarded as very important precautions are included e We also recommend you keep this instruction manual handy for future reference Safety Symbol and Message Conventions Safety symbols and messages described below are used in this manual to prevent bodily injury and property damage which could result from mishandling Before operating your product read this manual first and understand the safety symbols and messages so you are thoroughly aware of the potential safety hazards A WARNING A CAUTION Indicates a potentially hazardous situation which if mishandled could result in death or serious personal injury Indicates a potentially hazardous situation which if mishandled could result in moderate or minor personal injury and or p
6. e that the speaker cable is securely fixed the speaker cable Connector cover After completing the speaker cable connection turn the connector cover in the direction indicated by the arrow and fix the cover with 2 screws 11 12 7 CABLE CONNECTION TO INPUT CONNECTOR Recommended cable types e Solid copper wire 1 0 91 6 mm equivalent to AWG 18 14 e Stranded copper wire 0 75 2 5 mm equivalent to AWG 18 14 Step 1 Loosen the 2 cover mounting screws and rotate the connector cover in the direction indicated by the arrow in the figure at right Connector cover Step 2 Remove the detachable input connector from the speaker s socket and loosen the screw of the terminal to be used Cover mounting screw Speaker unit Detachable input connector S Speaker unit Step 3 Insert the stripped cable end into the terminal and tighten the terminal screw with a screwdriver If not bridging Caution If not making bridge connections be sure to tighten unused terminal screws to avoid their vibration 5mm 13 64 If bridging From Amplifier 8 SPEAKER INSTALLATION Caution Before mounting check to be sure that the speaker s 3 mounting tabs are turned inside the unit as shown in the figure If turned outward the speaker cannot be inserted through the mounting hole Out N Mounting tab Yg lyek Step 1 Insert the speaker through the mounti
7. equipment the combination of which is intended to be installed in accordance with the applicable requirements of the National Electrical Code NEC and the local authority having jurisdiction Suitable for use in air handling spaces UL2043 Fire Test for Heat and Visible Smoke Release for Discrete Products and their Accessories Installed in Air Handling Spaces 1998 NFPA 70 National Electrical Code NEC 2002 Article 300 22 c and NFPA 90A Installation of air conditioning and ventilation systems section 2 3 10 1 a exception 3 Sound Pressure Level SPL specs Loudspeaker sound pressure level is measured per UL1480 ANSI S1 12 ANSI S1 2 in the specified reverberant chamber 70 V Line 25 V Line Setting Position 05W 15W 5W 15 W 0 2W 0 6W 1 9W dB at 10 feet 78 dB 83 dB 87 dB 70 dB 75 dB 79 dB 12 2 Setting to 8 Q or 16 Q Position General signaling speaker UL1480 Category UEAY Products Listed under this category are suitable for use in general non fire alarm signaling service in conjunction with compatible Listed audio equipment the combination of which is intended to be installed in accordance with the applicable requirements of the National Electrical Code NEC and the local authority having jurisdiction Suitable for use in air handling spaces UL2043 Fire Test for Heat and Visible Smoke Release for Discrete Products and their Accessories Installed in Air Handling
8. f and insert it through the mounting hole in the ceiling panel e then open it with its tabs facing up eae Place the ring on the ceiling panel aligning it with the mounting hole Mounting hole The reinforcement ring is too large to be inserted into the mounting hole unless folded Ceiling reinforcement ring accessory Vy Reinforcement ring placed on the ceiling panel These tabs must M face upward gs Y le Z away from the hole Step 4 Attach the ceiling reinforcement ring to each tie plate using 2 reinforcement ring mounting screws Reinforcement ring mounting screw Tie plate Ceiling reinforcement ring Fit closely to the back surface of the ceiling panel If the ceiling reinforcement ring does not line up accurately with the ceiling mounting hole adjust its position by either loosening the tie plate mounting screws and sliding the tie plate into correct position or by shifting the tie plate mounting screws to the appropriate holes in the Tile Bridge rails The ceiling reinforcement ring can be moved in the direction indicated by the arrows Tie plate mounting screw Note Be sure to tighten the tie plate mounting screws after completing the adjustment Step 5 Attach a safety wire to prevent the speaker from accidentally falling To attach tie one end of the supplied safety wire around the speaker s safety wire hook and tie its snap ring around the installed HY TB1 or a solid st
9. n evaluated by UL for conduit connection and UL514B Standard Flexible conduit of 3 8 or 1 2 inch trade size and the UL514B conduit fitting of the same trade size can also be used For the method of conduit connection refer to p 9 Loosen the screw to allow the speaker cable to pass through Flexible conduit Plug the wired input connector into the speaker s socket then pull the speaker cable from the choke bracket inte bracet For wiring the input connector refer to p 12 Accommodating larger diameter conduit The choke bracket accommodates up to 3 8 inch 9 5 mm flexible conduit When larger diameter conduit should be fit use a suitable fitting commercially available by replacing the existing choke bracket with it Detaching the choke bracket by unscrewing it exposes a 7 8 inch 22 mm hole Install the alternate fitting there Note Retighten the screw to fix Ensure that the flexible conduit is securely fixed the flexible conduit Connector cover After completing the speaker cable connection turn the connector cover in the direction indicated by the arrow and fix the cover with 2 screws 10 6 2 2 Wiring with naked cables Loosen the screw to allow the speaker cable to pass through Plug the wired input connector into the speaker s socket then pull the speaker cable from the choke bracket Choke bracket For wiring the input connector refer to p 12 Note Retighten the screw to fix Ensur
10. ng hole till it contacts the ceiling panel While doing so avoid directly touching the speaker s diffuser section AN WARNING Never hold the diffuser section as a handle to carry the speaker during installation If the diffuser breaks off the unit could fall from an elevated position resulting in possible personal injury SS Mounting hole Speaker unit Diffuser section Step 2 Rotate and tighten the mounting tab axis screws 3 places on the unit clockwise to their full stop in order to grip the ceiling panel with the mounting tabs Mounting tab Mounting tab axis screw Use an electric screwdriver to tighten Tightening torque 6 10 kgf cm 13 14 Step 3 Step 4 Set the input power Turn the input selector switch on the unit s front to set it to the desired input impedance Factory preset to 170 Q Note Setting positions 8 Q and 16 Q can be used in UL1480 Category UEAY only Attach the front grille Align the tabs 3 places on the back side of the grille with the corresponding notches in the unit then rotate the grille to full stop in the direction indicated by the LOCK arrow Tip The front grille employs a double locking system that clicks into place once partway through rotation but only locks into position at its point of full rotation Always be sure to rotate the grille to its full stop Front grille accessory
11. ngs e Rotating front grille can be installed quickly and conveniently e Attractive exterior design specially created by an interior designer blends naturally with any architectural space enhancing the immediate area s sense of harmony 4 NOMENCLATURE AND DIMENSIONS Unit mm inches Front Side ry 2 3 QO a Y 37 gt Front grille accessory L 40 197 amp 238 9 3 8 E Safety wire hook x S 2 Q lt t Safety wire accessory Connector cover Choke bracket oS Mounting hole 200 7 7 s Ceiling mounting P 4 a Ceiling reinforcement ring I S a accessory x SI A My Ceiling panel 5 MOUNTING HARDWARE INSTALLATION Before mounting the speaker determine the most appropriate method for the existing ceiling structure Be sure to use an optional HY TB1 Tile Bar Bridge in combination with the supplied ceiling reinforcement ring Installation view on Drop Ceilings Because the bridge rails are 603 mm 23 47 64 in length be sure to match them to the ceiling tile size during installation Caution Set the bridge rails so that both ends fit securely into the T grids even if the ceiling tile accidentally falls off Reinforcement ring mounting screw Tie plate preinstalled on Bridge rail Tie plate mounting screw HY TB1 Bridge
12. ou detect smoke or a strange smell coming from the unit If no tone sounds A CAUTION e Avoid installing the unit in humid or dusty locations in locations exposed to the direct sunlight near the heaters or in locations generating sooty smoke or steam as doing otherwise may result in fire or electric shock e Do not operate the unit for an extended period of time with the sound distorting This is an indication of a malfunction which in turn can cause heat to generate and result in a fire The F 122CU is a flush mounted ceiling speaker that offers a wide frequency range of high quality sound output Use of its supplied mounting hardware and optional HY TB1 Tile Bar Bridge permits it to be versatilely mounted to match a wide range of applications and installation locations 3 FEATURES e Bass reflex speaker system designed to provide a wide frequency range and high power handling capability e Wide dispersion flush mount ceiling speaker design employs unique acoustic construction to realize a wide area of coverage Uniform sound output levels are achievable not only directly under the speaker but also over a wide radius e Because the speaker is provided with both low and high impedance operating capability it can be used in many different applications Front panel mounted input selector switch permits easy verification and change of current impedance settings e Easy installation Can be quickly and accurately mounted to ceili
13. provement e Accessories Front grille re 1 Ceiling reinforcement ring ccceeeeeeeeeeeneeeees 1 Safety wire approx 60 cm or 23 5 8 sssssnsnesne 1 Paper pattern nereseno e ea a 1 e Optional Component HY TB1 Tile Bar Bridge Use this bridge when mounting the speaker unit to drop ceiling or weak dry wall ceiling A Printed in Indonesi 4E TOA Corporation Oe aaa Ga 5G
14. roperty damage A WARNING e Leave the installation to your TOA dealer because the installation requires expert knowledge Improper installation may cause the unit to fall resulting in personal injury and or property damage Install the unit in a location that can structurally support the weight of the unit and its mounting hardware Doing otherwise may result in the unit falling down and causing personal injury and or property damage Do not use other methods than specified to mount the unit Extreme force is applied to the unit and the unit could fall off possibly resulting in personal injuries Attach the safety wire to the unit If not attached the unit could fall off resulting in personal injury Tighten each screw securely Ensure that the unit has no loose joints after installation to prevent accidents that could result in personal injury Never hold the diffuser section as a handle to carry the unit during installation If the diffuser breaks off the unit could fall from an elevated position resulting in possible personal injury 2 GENERAL DESCRIPTION e Use the specified mounting hardware in combination Doing otherwise may cause the unit or component to fall off resulting in personal injury e Should the following irregularity be found during use immediately stop operating the unit and contact your nearest TOA dealer Further attempt to use under this condition may cause fire or electric shock If y
15. ructure Note When there is no gap between the bridge rails and the ceiling panel to secure the safety wire tie the wire around a Solid structure pipe building frame etc Safety wire accessory Ceiling reinforcement ring accessory Ceiling frame HY TB1 optional Ceiling panel Safety wire accessory Safety wire hook Speaker unit 6 WIRING 6 1 Using the Speaker in UL1480 Category UUMW Choke bracket Remove the choke bracket and the cover plate lt Z from the speaker Cover plate Note The removed choke bracket is not used Flexible metal conduit 3 8 or 1 2 Conduit fitting Gover nate To install this speaker as a fire alarm signaling service UUMW use flexible conduit of 3 8 or 1 2 inch trade size and the UL514B listed conduit fitting of the same trade size Mount the conduit fitting to the cover plate Connect the conduit to the fitting and wire the detachable input connector Detachable input connector For wiring the input connector refer to p 12 Replace the cover plate to the speaker Plug the wired input connector into the speaker s socket Connector cover After completing the speaker cable connection turn the connector cover in the direction indicated by the arrow and fix the cover with 2 screws 6 2 Using the Speaker in UL1480 Category UEAY only 6 2 1 Wiring through hard or flexible conduit Note The choke bracket equipped with the speaker has not bee
16. t continues for a long period of time the circuitry may not be capable of resetting to its original condition Use the system with care so that the speakers are not exposed to excessive power input 12 SAFETY AGENCY COMPLIANCE This product is for indoor use only S8460 LISTED 16VP Fire Protective Signaling Speaker LISTED 16VP Signaling Speaker The F 122CU s front mounted rotary switch permits selection of speaker handling power wattage on 25 V or 70 V line operation or low impedance 8 Q or 16 Q operation Depending on the switch settings the unit complies with the different UL Categories as follows Note Setting to the 8 Q and 16 Q positions allows the unit to comply with Category UEAY only 12 1 Setting to the Following Positions 70 V Line 25 V Line Setting Position 0 5W 15W 5W 15W 30W 0 06W 0 2W O 6W 1 9W 3 7W Fire protective signaling speaker UL1480 Category UUMW Products Listed under this category are suitable for use in the following configurations a For fire alarm signaling service in conjunction with Listed compatible emergency communication and relocation equipment and or fire alarm control unit the combination of which is intended to be installed in accordance with the applicable requirements of NFPA 72 the National Electrical Code NEC and the local authority having jurisdiction b For general non fire alarm signaling service in conjunction with compatible Listed audio
17. t of paint Cautions e Avoid painting with a roller or brush as the grille mesh holes could become clogged with paint e Use appropriate spray paints for the front grille grille and frame materials Grille Rolled steel plate Frame Fire resistant ABS resin acrylic paint e Be sure to follow the directions indicated on the paint when painting Step 3 After the paint has dried apply another light coat Caution Repeating Step 2 apply two or more light coats of paint Application of one thick coat of paint all at once may cause drips or unevenness to show up in the painted finish or clog the mesh holes 11 INPUT OVERLOAD PROTECTION FUNCTION The F 122CU features an internal input overload protection circuitry If an extremely high input level is fed to the unit the protection circuitry automatically cuts off the signal to the speaker element A drastic reduction in sound volume indicates that the protection circuitry has been enabled In such cases simply reduce the amplifier volume The protection circuitry will automatically reset in approximately 10 seconds After reset try to maintain the volume at a level slightly lower than before Caution This protection circuitry does not completely protect the unit against extremely high input power levels Depending on the type or duration of excessive power input the protection circuitry might not be enabled resulting in damage to the speaker element Also if the excessive power inpu
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