Daikin BRC1E52A Service Manual Page 110

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109
• Control systems
• intelligent Touch Manager • ED721208
Wiring Example
Example of Control Wiring
• Besuretoconnectthewiringofthecentralizedcontrolequipmenttocontrolwiringbetweenoutdoorunits.
When wiring connections are made between indoor and outdoor units, there may be cases where control over normal systems may
become impossible if one of the connected systems should happen to fail.
• Besuretopreventtheconnectionofthreewiresonthesameterminal.
<Pattern 1>
Control wiring between indoor unit
and outdoor unit
Transmission wiring for
remote controller
Control wiring
between outdoor
units
Outdoor unit
Outdoor unit
Outdoor unit
It is possible to
operate without
remote controller.
(when the central
remote controller is
employed.)
Possible to control group operation
of up to 16 indoor units.
Group control is set by the
automatic address setting.
Combined control of
Heat reclaim
ventilator is possible
Independent operation
of Heat reclaim
ventilator is possible
Also possible to control
the operation of the air-
conditioner other than
VRV system.
(Wiring adaptor for
other air-conditioner is
required.)
Possible to control the
operation of the SkyAir
(Interface adaptor for
SkyAir series is required.)
SkyAir
Unified ON/OFF Controller
(DCS301BA61)
Up to 8 controllers can be
connected
intelligent Touch Manager
(DCM601A51)
When all the centralized
control equipment is located at
one place.
A
A
(α1)
(α2)
(α3)
System1
System2
System3
The advantages when the centralized control equipment are connected to A.
• IfthecentralizedcontrolequipmentareconnectedtoA,itisstillpossibletohaveacentralizedcontrol,evenifthepowersupplyof
other circuit connected to the centralized control equipment is shut off. (even if the power is shut off due to long vacation etc.)
Caution:
1. It is not recommended to connect the centralized control equipment on (a1), (a2), (a3), as there is a risk to loose control over all
systems.
Ex.; IfintelligentTouchManager(iTM)isconnectedon(a1),andSystem1shutdown,controloverSystem2andSystem3unitsislost.
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