i
Contents
1.
Introduction ................................................................... viii
1-1
DAIKIN Building Air-conditioning Control System
(D-BACS) Overview ........................................................ viii
1-2
Advantages of D-BACS over Automatic Control by
Central System................................................................ viii
1-3
How to Use this Document.................................................x
1-4
Safety Precautions .............................................................x
1-5
Open Network Glossary ....................................................xi
Part 1 Outline of D-BACS System .......................... 1
1.
D-BACS (DAIKIN Building Air Conditioning Control
System) System Over View ............................................. 2
1-1
D-BACS System Integrated System Diagram ................... 2
2.
System Over View ............................................................ 4
2-1
Targeted Project Scale and Map....................................... 4
2-2
Number of Group for Centralized-Control Devices
Connectable with Indoor-Units .......................................... 5
2-3
Control Function of the Devices ........................................ 5
3.
List of D-BACS System Equipment ................................ 6
3-1
List of Control System Equipment ..................................... 6
3-2
Main Specifications and Functions of the Equipment........ 8
4.
List of Control System Equipment and Functions ...... 14
5.
Functions of Centralized Controllers ........................... 15
6.
Central Control Equipment Combinations................... 22
7.
List of Applicable Models of DAIKIN ............................ 23
Part 2 Fundamental of DIII-NET........................... 25
1.
Design of DIII-NET .......................................................... 26
1-1
Features of DIII-NET ....................................................... 26
2.
DIII-NET Design Standard.............................................. 27
2-1
Terminal Number............................................................. 27
2-2
Detail of Outdoor Unit Terminal No. ................................ 27
2-3
Connection Method ......................................................... 28
3.
Wiring Length ................................................................. 34
4.
Unit and Group ............................................................... 35
5.
Number of Connectable Units....................................... 36
5-1
Number of Connectable Units ......................................... 36
5-2
Flow Chart to Determined the Number of Units to
Connected ....................................................................... 37
5-3
Number of Units to be Connected [VRV]
(Supplementary Explanation) .......................................... 38
5-4
Connection of Devices other than VRV ........................... 39