Toshiba BMS-IFBN1281U-UL User Manual

Central Control Device
Model name:
BMS-IFBN1281U-UL
Installation Manual
BN interface
For commercial use
Multilingual installation manual, license agreement and license information
https://www.toshiba-carrier.co.jp/global/manual/bms-ifbn1281u.htm
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Toshiba BMS-IFBN1281U-UL Specifications

General

Brand	Toshiba
Model	BMS-IFBN1281U-UL
Category	Controller
Language	English

Summary

Precautions for Safety

Introduction

Overview

General description of the BN interface and its purpose.

Included Items

List of components included with the BN interface equipment.

Specifications

Technical specifications and physical dimensions of the BN interface.

External View

Visual representation of the BN interface unit with key ports.

Installation

Installation Requirements

Conditions to avoid when installing the BN interface unit.

Installation and Orientation

Guidance on mounting the BN interface using DIN rail or wall mounts.

Installation Space and Maintenance Space

Recommended clearance around the unit for cables and maintenance.

Power and Signal Line Connections

Cables for Connection

Specifications for Uh Line and Ethernet cables used for signal connections.

Cable Connection Procedure

Steps for connecting Uh Line communication and LAN cables to the unit.

System Wiring Example

Diagram illustrating typical system wiring connections for the BN interface.

Control Wiring and Termination

Termination Resistance Setting

Instructions for setting the termination resistance for Uh Line communication.

Shield Grounding Process

Procedure for grounding the shield wire of the central control wiring.

Design of Control Wiring and Scenarios

Communication Method and Model Names

Table matching communication methods with compatible model names.

Wiring for Super Multi U Series

Wiring specifications for connecting with Super Multi U series outdoor units.

Wiring for Non-U Series Outdoor Units

Wiring specifications for connecting with non-U series outdoor units.

Wiring for Previous Model Equipment

Wiring for connecting to older models like light commercial units.

Settings and Configuration

Switch Settings

Explanation of the SW100 switch and shutdown button functions.

LED Indicators

Description of LED colors and their meanings for status indication.

Factory Default Settings

Default IP address, UDP port, and other initial configurations.

Test Run and Troubleshooting

Test Run Setup Items

List of items required for performing a test run.

BACnet Communication Settings

How to set BACnet IP address and device object instance number.

Setting Indoor Unit Data

Procedure to obtain and set indoor unit data via Uh Line.

Troubleshooting Setup Problems

Common problems during setup and their solutions.

Turning Off the BN Interface