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Modbus interface
Model name:
BMS-IFMB1280U-E
BMS-IFMB1280U-TR
https://www.toshiba-carrier.co.jp/global/manual/bms-ifmb1280u.htm
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Installation Manual
Central Control Device
For commercial use
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Summary of Contents for Toshiba BMS-IFMB1280U-E
- Page 1 Installation Manual Central Control Device For commercial use Modbus interface Model name: BMS-IFMB1280U-E BMS-IFMB1280U-TR Multilingual installation manuals [ългарски] Ръководство за монтаж Изтегляне / [Česky] Stažení montážní příručky / [Dansk] Installationsvejledning, Download / [Deutsch] Installationshandbuch Herunterladen / [Ελληνικά] Λήψη Εγχειριδίου εγκατάστασης / [English] Installation manual Download / [Español] Descarga del Manual de instalación / [Eesti]...
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Page 2: Table Of Contents
Modbus interface Installation Manual • Thank you very much for purchasing this TOSHIBA Modbus interface. • Please read this manual carefully beforehand for proper installation of the Modbus interface. “AEEE Yönetmeligine Uygundur.” Contents 1 Precautions for safety ..........2 2 Introduction . -
Page 3: Precautions For Safety
Modbus interface Installation Manual Precautions for safety • Read these “Precautions for Safety” 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. -
Page 4: Introduction
Modbus interface Installation Manual Introduction Applications / Functions / Specifications Applications • The Modbus interface is used to connect air conditioners “with TU2C-LINK Uh Line (hereinafter, referred to as Uh Line) installed” and TCB-IFCG1TLE to Modbus* system. Functions • The Modbus interface converts signals between Uh Line and Modbus Master. Specifications Power supply 220 - 240 VAC, 50/60 Hz... -
Page 5: Before Installation
Modbus interface Installation Manual Before installation Check the following package contents. Item Quantity Remarks Modbus interface Installation Manual Screw M4 x 12 mm tapping screws Cable clamp Use the following wiring materials to connect the communication cables and power cables. (locally procured) Line Description Type... -
Page 6: Connection Of Power Cables / Earth Wires / Communication Cables
Modbus interface Installation Manual Connection of power cables / earth wires / communication cables CAUTION • The RS-485 communication cables have polarity. Connect A(+) to A(+), and B(-) to B(-). If connected with incorrect polarity, the unit will not work. •... - Page 7 Modbus interface Installation Manual Termination resistance setting • TU2C-LINK / TCC-LINK termination resistance setting ....<For TCC-LINK> Leave just 1 line of the termination resistance in the interface board of the outdoor unit (centre unit) ON, and turn all the others OFF. (Refer to the wiring diagram attached to the outdoor unit for the position of SW.) <For TU2C-LINK>...
- Page 8 Modbus interface 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)
- Page 9 Modbus interface 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.
- Page 10 Modbus interface 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 1.25 mm (up to 1000 m) Wire diameter 2.0 mm (up to 2000 m)
- Page 11 Modbus interface Installation Manual When connecting to a previous model light commercial, air to air heat exchanger, air to water heat pump, 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.
- Page 12 Modbus interface Installation Manual The shielded wire of the Uh The shielded wire of the RS-485 To connect 2 cables, Line communication cable communication cable must be earthed on change the preset cable must be earthed on the air address 1 (Modbus interface address SW=1) clamp to the provided one conditioner.
- Page 13 Modbus interface Installation Manual Do not connect the shielded wire of Uh Line communication cable to the earth. Set the RS-485 termination resistance on LINK(Uh) U3 and Modbus-Master the address1 unit (Modbus interface U4 have no polarity. (Locally procured) address SW1=1) and host system. Do not set it here.
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Page 14: Setting
Modbus interface Installation Manual Setting The following settings are necessary to use Modbus interface. • SW1 Sets the Modbus slave addresses of the Modbus interface. A single Modbus interface uses three Modbus slave addresses. (One address for the current interface and two addresses for potential interfaces.) When two or more Modbus interfaces are used for a single line RS-485 bus, set the addresses as indicated in the table below. - Page 15 Modbus interface Installation Manual LED4 LED2 SW1 Modbus interface address set switch LED5 LED3 LED1 Modbus interface address Not used SW2 Test switch (0 usually) Bit1: Uh Line communication setting mode switch. 1 2 3 4 OFF: Normal circumstance; ON: Central controller ID setting mode Bit2: Switches the LED5 display for test runs.
- Page 16 Modbus interface Installation Manual Central controller ID setting mode The central controller ID setting mode changes the central controller ID of the Modbus interface. (central controller ID at the time of factory shipping is central controller ID 20.) The central controller ID number indicates the Uh Line address and communication priority for the Uh Line compatible central control device.
- Page 17 Modbus interface Installation Manual (3) Change of central controller ID • Change SW1 to 1-F and press SW4. • If using Modbus interface with a central control device not compatible with Uh Line, set as “old controller.” Central controller ID Central controller ID7 Central controller ID8 Central controller ID9...
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Page 18: Test Run Check
Modbus interface Installation Manual Test run check Before starting test run • Set the indoor unit central control address so that it does not match any other indoor unit addresses. • Be sure to press the reset switch SW7 on the Modbus interface when the indoor unit central control address setting has been changed or added. - Page 19 Modbus interface Installation Manual Indoor unit Indoor unit Indoor unit Indoor unit central control SW2 SW1 central control SW2 SW1 central control SW2 SW1 central control SW2 SW1 address address address address (2) Check the communication status between Modbus Interface and outdoor unit with LED5. Check that the communication between Modbus Interface and each outdoor unit connected is normally performed by selecting an outdoor unit using SW1 to SW3.
- Page 20 Modbus interface Installation Manual Line address of outdoor unit and SW1/SW2 setting Line address of outdoor unit Line address of outdoor unit NOTE For air conditioner (multi type), the line addresses of outdoor unit 29 to 32 are not used. (3) Perform the communication status checking between Modbus interface and Modbus Master.
- Page 21 Modbus interface Installation Manual Manufacturer / Importer 20-EN...
- Page 22 Klimanıza ilişkin daha ayrıntılı bilgiler için ürün tanıtım broşürlerine, gerektiğinde Alarko Carrier Yetkili Satıcı ve Servislerine ulaşabilmek için 444 0 128 numaralı Müşteri Danışma Hattımıza başvurabilirsiniz. DEC0309101-1...