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INSTALLATION MANUAL
LN INTERFACE
Model: TCB-IFLN640TLE
For installation professionals
• Thank you very much for purchasing this TOSHIBA LN interface.
• Please read this manual carefully beforehand for proper installation of the LN interface.
CONTENTS
Precautions for Safety .................................................................................................................... 1
Introduction ..................................................................................................................................... 2
Before Installation ........................................................................................................................... 3
1 Installation ................................................................................................................................... 3
2 Connection of Power Cables/Signal Wires/Earth Wires .......................................................... 4
3 Setting .......................................................................................................................................... 6
4 Trial Operation Check ................................................................................................................. 7
" and "LON" are registered trademarks of Echelon Corporation in the United States
and other countries.
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Summary of Contents for Toshiba LONWORKS TCB-IFLN640TLE
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Page 1: Table Of Contents
INSTALLATION MANUAL LN INTERFACE Model: TCB-IFLN640TLE For installation professionals • Thank you very much for purchasing this TOSHIBA LN interface. • Please read this manual carefully beforehand for proper installation of the LN interface. CONTENTS Precautions for Safety ........................1 Introduction ............................. -
Page 2: Precautions For Safety
Precautions for Safety • After the installation work, perform a trial operation to check for any problem. Explain how to use and maintain the unit to the customer. Ask the customer to keep this Installation Manual. WARNING • Ask an authorized dealer or qualified installation professional to install or reinstall the LN interface. -
Page 3: Introduction
The LN interface is connected to the L network, and is used to control TCC-LINK compatible ORKS Toshiba air conditioners by the building control system using LON (Local Operating Network). • Functions The LN interface converts signals between TCC-LINK signals for air conditioners and L signals. -
Page 4: Before Installation
Before Installation Check the following package contents. Item Quantity Remarks LN interface Installation Manual Screw M4 × 12 mm tapping screws Use the following wiring materials to connect signal lines. (Procured on site) Signal wires Descrption Type 2-core shield wire For TCC-LINK Wire size 1.25 mm... -
Page 5: Connection Of Power Cables/Signal Wires/Earth Wires
Connection of Power Cables/Signal Wires/ Earth Wires Connect power cables, signal wires, and earth wires to the specified terminals on the terminal block. Clamp each Connect the shield wire of the TCC-LINK cable firmly communication cable to the earth on the air with a cable conditioner side. - Page 6 Connection of Power Cables/Signal Wires/ Earth Wires (continued) The following describes a connection example on the system. Terminator resistor setting • TCC-LINK terminator resistor The TCC-LINK terminator resistor is set on the air conditioner side. (See “3 Setting” for setting.) •...
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Page 7: Setting
Setting The following settings are necessary to use the LN interface. TCC-LINK • SW1/SW2 Set the number of indoor units to be connected. The number is sent to the LN interface. Set the maximum of the indoor unit central control address according to the table below. The factory setting is “3F”... -
Page 8: Trial Operation Check
System ORKS specific setting called “binding” is required. ORKS A specific tool is used for the setting. Ask a professional engineer for this process. • SW8 Service pin for L system ORKS Used for binding with the upper L system. ORKS Trial Operation Check Check the communication status between LN interface and indoor units.