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15
Control systems
15 - 1 DCS302C51: Centralized control
• When using 1 central remote control
• When using 2 central remote controls
BEFORE USE:
GENERAL DESCRIPTION OF SYSTEM
For a maximum of 64 groups of indoor unit unified operation/stop can be performed. When using 2 central remote
controls, unified operation is possible with up to a maximum of 128 groups of indoor units. It can be used to set
operation modes by ZONE: ON/OFF operation, operation controlled by timer ON/OFF control possible/ impossible; as
well as, to set operating state: temperature setting,etc.
It can display the operation state such as operation modes and preset temperature by group.
Furthermore, the unit can be connected with an external key system or host computer monitor panel to enable forced
ON/OFF input (no-voltage normally open contactor).
(This unit cannot be used concurrently with the adapter for electrical appendices [optional accessory].)
a
Host computer monitor panel, etc.
d
Group No. 1 – 15
e
Group No. 2 – 00
(Stops with command from either central remote control)
j
i
Group No. 5 – 00
m
A maximum of 128 groups
A
a
C
• Heat reclaim ventilation • VAM-FA/FB
a
a
b
Central remote control
f
Group No. 4 – 15
Group No. 5 – 15
k
Group No. 6 – 00
b
B
c
e
• Ventilation • Heat reclaim ventilation
b
g
c
c
b
i
g
c
Group No. 1 – 00
g
Forced ON/OFF command
h
A maximum of 64 groups
l
Group No. 8 – 15
d
d
e
f
h
d
e
f
j
l
k
m
f
e
(HC0145)
3
1
15
61
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