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Toa F-122CU2, Instruction Manual

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Toa F-122CU2 Instruction Manual Download Page 9

9

6.2.2. Wiring with naked cables 

Loosen the screw to allow the speaker cable to pass through. 

Choke bracket

Retighten the screw to fix 
the speaker cable. 

Note 

Ensure that the speaker cable is securely fixed. 

After completing the speaker cable connection, turn the connector cover 
in the direction indicated by the arrow, and fix the cover with 2 screws. 

Connector cover

Plug the wired input connector into the speaker's socket, 
then pull the speaker cable from the choke bracket. 
(For wiring the input connector, refer to p. 10.)

Summary of Contents for F-122CU2

Page 1: ...ION MANUAL CEILING SPEAKER SYSTEM F 122CU2 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 Rev A ...

Page 2: ...tegory UEAY7 6 2 1 Wiring through hard or flexible conduit 8 6 2 2 Wiring with naked cables 9 7 CABLE CONNECTION TO INPUT CONNECTOR 10 8 SPEAKER INSTALLATION 11 9 REMOVING THE SPEAKER FOR MAINTENANCE 9 1 Detaching the Front Grille 13 9 2 Removing the Speaker 13 10 REPAINTING THE SPEAKER 14 11 INPUT OVERLOAD PROTECTION FUNCTION 14 12 SAFETY AGENCY COMPLIANCE 12 1 Setting to the Following Positions ...

Page 3: ...unit If no tone sounds 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 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 genera...

Page 4: ...put selector switch permits easy verification and change of current impedance settings Easy installation Can be quickly and accurately mounted to ceilings Rotating front grille can be installed quickly and conveniently 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...

Page 5: ...hat both ends fit securely into the T grids even if the ceiling tile accidentally falls off Ceiling tile T grid Tile bridge accessory Ceiling tile ø200 5 mm 77 8 13 64 Installation procedures Step 1 Cut a ø200 mm 7 7 8 hole in the ceiling Use the supplied paper pattern to position and trace the hole Step 2 Place the supplied tile bridge on the 2 foot tile as shown below T grid 2 foot tile Tile bri...

Page 6: ...f the supplied safety wire around the speaker s safety wire hook and tie its snap ring around a secure C channel bar or suspension pipe 2 foot tile Safety wire accessory Secure C channel bar or suspension pipe Speaker unit Ceiling tile Safety wire accessory Safety wire hook T grid Tile bridge accessory ...

Page 7: ...hoke bracket is not used Flexible metal conduit 3 8 or 1 2 Conduit fitting Removable input connector 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 removable input connector For w...

Page 8: ...he flexible conduit Note Ensure that the flexible conduit is securely fixed 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 Plug the wired input connector into the speaker s socket then pull the speaker cable from the choke bracket For wiring the input connector refer to p 10 Accommodatin...

Page 9: ...Ensure that the speaker cable is securely fixed After completing the speaker cable connection turn the connector cover in the direction indicated by the arrow and fix the cover with 2 screws Connector cover Plug the wired input connector into the speaker s socket then pull the speaker cable from the choke bracket For wiring the input connector refer to p 10 ...

Page 10: ...s be sure to tighten unused terminal screws to avoid their vibration 5 mm 13 64 From Amplifier To the next speaker If bridging If not bridging 7 CABLE CONNECTION TO INPUT CONNECTOR Recommended cable types Solid copper wire ø1 0 ø1 6 mm equivalent to AWG 18 14 Stranded copper wire 0 75 2 5 mm2 equivalent to AWG 18 14 Step 1 Loosen the 2 cover mounting screws and rotate the connector cover in the di...

Page 11: ...user section 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 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 Diffuser section Dif...

Page 12: ...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 ...

Page 13: ...rclockwise to full stop then lightly pull it downward Tip The front grille employs a double locking system 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 counterclockwise in order to release the lock 9 2 Removing the Speaker Rotate the 3 mounting tab axis screws...

Page 14: ...ish or clog the mesh holes 11 INPUT OVERLOAD PROTECTION FUNCTION The F 122CU2 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 amplif...

Page 15: ...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 spe...

Page 16: ... Component 12 cm 5 cone type UL Code UL1480 UUMW UEAY UL2043 CAN CSA C22 2 No 205 UEAY7 Mounting Hole ø200 mm 7 7 8 Maximum ceiling thickness 37 mm 1 29 64 Input Terminal Removable locking connector with screw down terminals 2 input terminals and 2 bridge terminals Usable Cable Solid copper wire ø1 0 ø1 6 mm Equivalent to AWG 18 14 Stranded copper wire 0 75 2 5 mm2 Equivalent to AWG 18 14 Finish E...

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