21
Installation
Due to our policy of continuous product innovation, some specications may change without notication.
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Solutions Overview
AHU COMMUNICATIONS KIT INSTALLATION
A fixed evaporating or condensing temperature of a DX coil (T
e
) can be controlled by either return air temperature (T
r
)
or room air temperature (T
Room
). A fixed target evaporating or condensing temperature can be changed in MULTI V and
Single outdoor unit setting.
DX
Coil
AHU
Room
AHU Controller
PAHCMR000
Outdoor Unit
LG Central
Controller
(Optional)
Remote
Controller
T
T
r
e
T
Room
.
Expansion Valve
MULTI V lanoitpOOVEE
Single Split lanoitpOOderiuqeR toN
1
Control
OOffO/nO gnitarepO
OOedoM noitarepO
OOerutarepmeT riA nruteR
XXerutarepmeT riA egrahcsiD
XXffO/nO lamrehT decroF
XXlortnoC yticapaC
OXpotS ycnegremE
Monitor
OOffO/nO gnitarepO
OOedoM noitarepO
OOerutarepmeT riA nruteR
XXerutarepmeT riA egrahcsiD
XOsutats tsorfeD
OOmralA rorrE
XOffO/nO rosserpmoC
Notes :
O = Applied, X = Not applied
1. LG Central controller is based on AC Smart IV and ACP IV
2. Refer to Universal Input – UI Setting #1 for more detail
Central ControllerWired Remote Controller
LG Central ControllerLG Remote ControllerFunction List
Return Air Temperature Control
LG Control : Fixed T
e
+ T
r
or T
Room
Required Items
Function List