LG MULTI V ARNU073M1A4 Installation Manual page 76

CONTROLS SETUP
Group Control - Method 3
Similar to Group Control - Method 1, except outside air units and standard indoor units must be grouped separately (N, M ≤ 16) because set
temperatures are different.
Figure 66: Group Control - Method 3, Standard Indoor Units and Outside Air Units Configured as Two Groups, Each with a Master Wired
Dry Contact
(Optional)
OAU
Master
Wireless
Master
Handheld
OAU Controller
Controller
Figure 67: Correct and Incorrect Group Control Configuration with Standard Indoor Units and Outside Air Units.
OAU
OAU Controller
76
AC Smart 5
LGAP Network System
OAU
Slave
N
Display Error Message
OAU
Standard
Standard
MultiSITE CRC1
Due to our policy of continuous product innovation, some specifications may change without notification.
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Controller.
ACP 5
Master
Display Error Message
Master
MultiSITE CRC1
OAU
OAU Controller
GND
Signal
Slave
12 V
M
OAU
Standard
* OAU : Outside Air Intake Unit
Standard: Standard Indoor Unit
Standard