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For commercial use Central Remote Controller TU2C-LINK / TCC-LINK compatible Model name TCB-SC640U-UL Multilingual installation manuals and owner’s manual [English] Installation manual and Owner’s manual Download / [Español] Descarga del Manual de instalación y del Manual del propietario / [Français] Téléchargement du manuel d'installation et du manuel du propriétaire...
Central Remote Controller Installation Manual Safety Precautions • Read these "Safety Precautions" carefully before installation. • The precautions described below include important items regarding safety. Observe them without fail. Understand the following details (indications and symbols) before reading the body text, and follow the instructions. •...
Central Remote Controller Installation Manual Specifications Product name Central Remote Controller Model Name TCB-SC640U-UL Power supply 120 V AC 60 Hz Consumed current 0.1 A Number of connected units Up to 64 units External contact inputs External contact outputs Operating temperature/humidity range 32°F to 104°F (0°C to 40°C), 10% to 90% RH (no condensation)
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Central Remote Controller Installation Manual ■ Component Names Terminal block for external contact input Terminal block for external contact output Uh / U3U4 terminal block Name Functions Terminal block for external contact output Connect the external contact output Terminal block for external contact input Connect the external contact input Uh / U3U4 terminal block Connect the central control wiring...
Central Remote Controller Installation Manual Installation 3-1. Power, Signal, and Ground Connections Connect the power, signal and ground to the specified terminal blocks. REQUIREMENT Attach round crimp terminals to all TU2C-LINK / TCC-LINK wiring and tighten the screws securely. After tightening, check that the wiring cannot come out. Connect the power supply wire and the ground wire (1) Remove 3 cover fixing screws pointed to by arrows and open the cover (2) Insert cross notches in the rubber bushing in order to pass the power supply cable...
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Central Remote Controller Installation Manual ■ About Stripping Length (Unit: inch (mm)) Power supply wire stripping length Central control wiring stripping Digital I/O cable stripping length length Shielded wire 1.18” (30) 0.78 ”(20) 0.39” (10) 0.59” (15) 2.75” (70) Cut the shield and perform insulation processing.
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Central Remote Controller Installation Manual ■ Design of Control Wiring Communication method and model name The TU2C-LINK model (U series) can be used together with previous models (other than U series). For details of the model and communication method, see the following table. Communication method TU2C-LINK (U series) TCC-LINK (other than U series)
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Central Remote Controller Installation Manual When the connected outdoor unit is Super Multi u series (U series) Follow the wiring specifications in the table below even when there is a mix of U series and non-U series in the connected indoor units or remote controllers.
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Central Remote Controller Installation Manual When the connected outdoor units are other than Super Multi u series (U series) Wiring specifications Communication line Item Control wiring between indoor and outdoor units and central control wiring AWG16: Up to 3281 ft (1000 m) Wire diameter AWG14: Up to 6560 ft (2000 m) Wire type...
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Central Remote Controller Installation Manual When connecting to a previous model light commercial, or general purpose equipment control interface Follow the wiring specifications in the table below even when there is a mix of U series and non-U series in the connected indoor units or remote controllers.
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Central Remote Controller Installation Manual ■ Connection to External Equipment Connect to external equipment (digital I/O signal wire) Output — common Input common State output Run output Input 3 Alarm output Control input Input 2 Input 1 *Functions can be assigned to inputs 1 to 3 using "Changing the External Input Function (External Input Settings) (P.27)". This unit side Equipment side Name...
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Central Remote Controller Installation Manual When using a relay for the circuit on the equipment side of the state output IMPORTANT Be sure to connect freewheeling diodes to both ends of the relay coil. (A relay with a built-in diode is recommended.) (Locally procured) External power supply...
Central Remote Controller Installation Manual 3-2. How to Install CAUTION • Do not wire communication lines (control wiring between indoor and outdoor units, central control wiring) or input/output wiring next to power supply wiring, etc., or house them in the same metal pipe. Doing so may result in failure. •...
Central Remote Controller Installation Manual Central Remote Controller Test Run • Set according to the following procedure before use. This allows the unit to monitor and operate the air conditioners. Example of All screen Run lamp Check lamp ON button (Menu) button OFF button (Confirm) button...
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Central Remote Controller Installation Manual Register the indoor units to the unit Example of Obtain Address screen Press the [ ] and [ ] buttons simultaneously for 4 seconds or more on the Line address Indoor address All screen to move to "How to Display the "Servicing Menu" Screen (P.17-2)". Central control Perform "Obtain Address (If you will not change the Central control address address...
Central Remote Controller Installation Manual "Servicing Menu" Settings ■ How to Display the "Servicing Menu" Screen "All" screen (Menu) button (Control) button Display the "All" screen Press [ ] (Menu) and [ ] (Control) together for more than 4 seconds The "Servicing Menu"...
Central Remote Controller Installation Manual Register/Check Indoor Unit (Address Settings) Select "Address Settings" on the "Servicing Menu" screen and press [ ] (Confirm) The "Address Settings" screen appears. Press [˄] and [˅] to select the item, then press [ ] (Confirm) The screen of the selected item appears.
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Central Remote Controller Installation Manual To change the Central control address Select "Obtain Address" on the "Address Settings" screen and press [ ] (Confirm) The "Obtain Address" confirmation screen appears. Press [˄] and [˅] to select "Yes", then press [ ] (Confirm) "Obtaining address...
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Central Remote Controller Installation Manual Address Display The indoor units registered in the unit are displayed. Select "Address Display" on the "Address Settings" screen and press [ ] (Confirm) The "Address Display" confirmation screen appears. Press [˄] and [˅] to select "Yes", then press [ ] (Confirm) The "Address Display"...
Central Remote Controller Installation Manual Change the Zone to which the Indoor Unit Belongs (Zone Settings) On the "Servicing Menu" screen, select "Zone Settings" and press [ ] (Confirm) The "Zone Settings" screen appears. • The indoor unit list display can be selected from the Central control address order or the Central control address order.
Central Remote Controller Installation Manual To Change the Group Zone of Multiple Indoor Units When "Central control Address" is selected Perform steps 1 to 2 in "Change the Zone to which the Indoor Unit Belongs" (P.21). The "Address List" screen is displayed. •...
Central Remote Controller Installation Manual Set the indoor unit as being out of the scope of management. On the "Zone List" screen, select "Del" then press [ ] (Confirm) The display returns to the "Address List" screen. • The zone number is deleted and will not be included in the number of units on the All screen.
Central Remote Controller Installation Manual Changing the Display Method (Display settings) On the "Servicing Menu" screen, select "Display settings" then press [ ] (Confirm) The "Display settings" screen appears. Select an item with [˄] and [˅] then press [ ] (Confirm) The screen for the selected item appears.
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Central Remote Controller Installation Manual Unit Order Settings Set the display order of indoor units on the "Unit" screen. On the "Display settings" screen, select "Unit Order Settings" then press [ ] (Confirm) The "Unit Order Settings" screen appears. Press [˄] and [˅] to select the display order, then press [ ] (Confirm) The display order changes to the selected display order.
Central Remote Controller Installation Manual Delete the History and Set the Notice Code (Check/Notice Settings) On the "Servicing Menu" screen, select "Check/ Notice Settings" then press [ ] (Confirm) The "Check/Notice Settings" screen appears. Press [˄] and [˅] to select the item, then press [ ] (Confirm) The screen for the selected item appears.
Central Remote Controller Installation Manual Changing the External Input Function (External Input Settings) On the "Servicing Menu" screen, select "External Input Settings" then press [ ] (Confirm) The "External Input Settings" screen appears. Press [˄] and [˅] to select the input terminal to set then press [ ] (Confirm) The "Select function"...
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Central Remote Controller Installation Manual External input function table Icon Setting Items Description Settings Void No function When ON, the air conditioners in the specified Contact A (ON at signal input, OFF at release) zones are stopped. Contact B (OFF at signal input, ON at release) When ON, the air conditioners in the specified Contact A (ON at signal input, OFF at release) zones are operated.
Central Remote Controller Installation Manual Change Communication Configuration (Communication Conf.) On the "Servicing Menu" screen, select "Communication Conf." then press [ ] (Confirm) The "Communication Conf." screen appears. (1) Indoor unit address acquisition method setting (2) Central controller ID setting Press [˄] and [˅] to select the SW number, then press [<] and [>] to move the cursor to the switch you want to change...
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Central Remote Controller Installation Manual (1) Indoor unit address acquisition method setting 0: Line address mode 1: Central control address mode (2) Central controller ID setting Central controller ID 1234 5 When using in combination Central controller ID 1 1000 0 •...
Central Remote Controller Installation Manual Check the Connection Status of the Indoor Units (Communication Check) On the "Servicing Menu" screen, select "Communication Check" then press [ ] (Confirm) The "Communication Check" screen appears. Press [˄] and [˅] to select the item, then press [ ] (Confirm) The screen for the selected item appears.
Central Remote Controller Installation Manual Register Contact Information when an Error Occurs (Register Contact Info) Contact TEL No. On the "Servicing Menu" screen, select "Register Contact Info" then press [ ] (Confirm) The "Register Contact Info" screen appears. Select "Contact TEL No." with [˄] and [˅] then press [ ] (Confirm) The "Contact TEL No."...