LG ARND203DCR4 User Manual

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Central Controller Setting
Note:
Only AC Smart 5/ACP 5 or later must be used with DOAS
controller
Maximum 16 DOAS units can be connected with AC Smart
5/ACP5
Confirm control wiring between DOAS controller and AC
Smart 5 Channel 1. Or ACP 5 Channel 6 (Wiring is 18
AWG, 2-conductor, twisted, stranded, shielded, and
must comply with all applicable local and national codes)
Figure 41. Central Controller Connections
1. On the CAREL® controller, under “SVC >
Configuration > Network Setting” set the “Modbus
Slave Address”
Table 14: Address Setting
CAREL®
(Demical)
AC SMART 5
(Hexademical)
0
0
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
A
11
B
12
C
13
D
14
E
15
F
AC SMART/ACP Controller Setup
1. Under the AC Smart/ACP “Settings” tab, find and
click on “Installing”.
2. AC Smart: Press on the “AC Smart [00]” tab and
change the CH1 setting to “MODBUS_9600”.
ACP: Press on the “ACP [00]” tab and change the
CH6 setting to “MODBUS_9600”.
3. Click “Add Unit” to register the devices connected to
the controller.
4. DOAS Unit can be selected under AHU category.
Click “AHU” and set the Address which is needed to
be matched Modbus Slave Address in CAREL®
controller. AHU Type shall be “SPLIT
DOAS(ARND/DC)
5. Click “Apply” and “Send All” to finish adding the
device(s).
42

LG ARND203DCR4 Specifications

General

Brand	LG
Model	ARND203DCR4
Category	Air Conditioner
Language	English