Daikin BRC1E52A Service Manual Page 126

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125
• Control systems
• Standard protocol interfaces • BACnet Interface
Wiring and Setting Procedures
System Wiring
[DIII-NET master] setting
Make sure to connect the unit with [DIII-NET master]. Do not remove the master central setting connector.
Remove the master central setting connectors of the centralised management controllers or ON/OFF controllers when using togheter
with other centralised controllers such as centralised management controllers or ON/OFF controllers.
C : 1P191170C
ACNSS
Telephone
For
maintenance
Telephone line
DI (12)
DI (11)
G
G
G
DI (2)
DI (1)
G
Ethernet
Line Phone RS232C-2 100BASE-TX
10BASE-T
RS232C-1
Central
monitoring
board
Outdoor
unit
Outdoor
unit
F1 F2 F1 F2 F1 F2
F1 F2 F1 F2 F1 F2
maximum of 64 groups
maximum of 64 groups
Outdoor
unit
Outdoor
unit
F1 F2 F1 F2 F1 F2
F1 F2 F1 F2 F1 F2
maximum of 64 groups
maximum of 64 groups
Power supply
100V-240V
50/60Hz
Power
DIII-1DIII-2
Di
RS485
Do-1
Do-2
AC100-240V
~
50/60Hz
Earth leakage breaker
(install for safety)
DAIKIN D-BACS
Power supply
wiring: 2.00mm
2
Air conditioner
malfunction
BACnet
®
Interface
malfunction
Terminal contact size: M3.5
DIII-4 Force OFF input
DIII-3 Force OFF input
DIII-2 Force OFF input
DIII-1 Force OFF input
BACnet
Client
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