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10-6. Address setting
・Set the address setting switch as follows.
Indoor unit (Main, Sub)
Outdoor unit (OC, OS)
Main
BC controller
HBC controller
Sub HBC controller
Sub
Main
ME remote controller
Sub
MA remote controller
* The outdoor units in the same refrigerant circuit are automatically designated as OC and OS. The outdoor units are designated as OC and OS in the order of capacity from large to small (if two
or more units have the same capacity, in the order of address from small to large).
* Make indoor unit group settings from remote controllers after turning on the power to all units.
WT09117X05
Assign the lowest address to the main indoor unit in the group, and assign sequential addresses to the rest of the
indoor units in the same group.
* In an R2 system with a sub BC controller, make the settings for the indoor units in the following order. (Set the addresses
so that the addresses of ① are smaller than those of ②, and the addresses of ② are smaller than those of ③.)
① Indoor units that are connected to the main BC controller or main HBC controller
② Indoor units that are connected to sub BC controller 1
③ Indoor units that are connected to sub BC controller 2
Assign sequential addresses to the outdoor units in the same refrigerant system.
* To set the address to 100, the address setting switch must be set to 50.
Assign an address that equals the address of the outdoor unit plus 1. If the address that is assigned to the main BC
controller or the main HBC controller overlaps any of the addresses that are assigned to the outdoor units or to the sub
BC controller or the Sub HBC controller, use a different, unused address within the setting range.
* To set the address to 100, the address setting switch must be set to 50.
Assign an address that equals the lowest address of the indoor units that are connected to the sub BC controller or the
Sub HBC controller plus 50.
* To set the address to 100, the address setting switch must be set to 50.
Assign an address that equals the address of the main indoor unit in the group plus 100.
Assign an address that equals the address of the main indoor unit in the group plus 150.
Address setting is not required. (The Main/Sub setting is required.)
Address setting method
GB-38
Address
01 to 50
51 to 100
51 to 100
51 to 100
101 to 150
151 to 200
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Address setting switch (Outdoor units)
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