Daikin brp069a42, Technical Data Manual

Page: 123 / 161

122 • Control systems
• intelligent Touch Manager • ED721208
6. Design of DIII-NET
Features of DIII-NET
What is DIII-NET?
DIII-NET is a proprietary high-speed communication method developed by Daikin, with which huge amount of information can be transmit
at high speed and various facilities of a building, such as air conditioners, can be freely connected via networks in accordance with the
usage, scale, and conditions.
• Various types of air-conditioners installed in a whole building are integrated, and detailed monitoring and control are provided.
• The non-polar 2-wire system reduces the number of required cables inside a building. It also reduces mis-connection, facilitating the
connection operation.
• Post-installation can be done easily. Wiring up to 2km in total extension is available.
• Various control devices can be freely connected, and hierarchical risk diversification system can be established as well.
• Comprehensive management of our Heat Reclaim Ventilator and heat source devices is also available.
Terminal Number
F1 F2
F1 F2 F1 F2 F1 F1 F2 F2
P1 P2 P1 P2 P1 P2 P1 P2 P1 P2 P1 P2
DIII-NET
Detail of Outdoor Unit Terminal No.
Remote controller wiring
Just for operation with each remote controller
Outdoor unit
Duplex wires,
No polarity
(Master) (Slave)
TO IND UNIT TO OUTD UNIT TO MULTI UNIT
TO MULTI UNIT