Automatic Address Setting - Airwell R410A Installation Instructions Manual

10-26. Automatic Address Setting

10-26-1. Basic wiring diagram
● Link wiring
NOT E
● A terminal plug (black) is attached to each of the outdoor unit
control PCBs. At only 1 outdoor unit, leave the terminal plug
short-circuit socket on the "Yes" side. At all the other outdoor
units, change the socket (from "Yes" to "No").
● A maximum of 8 indoor units can be connected to 1 remote
controller for group control.
* If wall-mounted type units are used for a simultaneous-
operation multi system (group control), refer to 10-16.
System Control (basic wiring diagrams and wiring
procedures) when wiring.
10-26-2. Setting the outdoor unit system addresses
For basic wiring diagram (Set the system addresses: 1, 2, 3...)
Outdoor unit control PCB
System address rotary switch
(Set to "0" at time of shipment)
System address rotary switch
System address
10s
ON
1
3 – 6 HP 3 – 6 HP
System address
0 Automatic address
(Setting at shipment = "0")
1 (If outdoor unit is No. 1)
2 (If outdoor unit is No. 2)
11 (If outdoor unit is No. 11)
21 (If outdoor unit is No. 21)
30 (If outdoor unit is No. 30)
Fig. 10-23
65
3 – 6 HP
20s DIP switch
ON
2
OFF
System address rotary switch System address rotary switch
System address 10s digit and 20s digit System address 10s digit and 20s digit
DIP switch DIP switch
Automatic address Automatic address
button (black) button (black)
Terminal plug (black) Terminal plug (black)
System address
10s digit
No.
(2P DIP switch)
Both OFF
ON
1 2
Both OFF
ON
1 2
Both OFF
ON
1 2
10s digit ON
ON
1 2
20s digit ON
ON
1 2
10s digit and 20s
digit ON
ON
1 2
Fig. 10-24
System address
1s place
(Rotary switch)
"0" setting
ON
OFF
"1" setting
ON
OFF
"2" setting
ON
OFF
"1" setting
ON
OFF
"1" setting
ON
OFF
"0" setting
ON
OFF