Daikin BRC1C71 - Page 36

EDUS39-605 Control Devices
Controls 35
2.4.8 Setting of Central Remote Controller: Be sure to set 1 ~ 3 before electrical power is
supplied.
1. Connector for setting MAIN for control is provided when shipped from factory
 When only one central remote controller is used, never remove the connector for setting MAIN for control.
 When plural central remote controllers are used or a central remote controller is used with other central controllers,
the setting should be made according to the following table:
Note: Be sure to remove the connector when the Parallel interface or Data station is used.
2. Control range setting switch (SS3)
 This setting is required when up to 128 groups of indoor units are controlled by two central remote controllers.
3. Main/Sub changeover switch: Setting is required for central control from 2 locations
 This is required when you have central control of the same indoor unit(s) from different places by using 2~4 central
remote controllers.
Either Group 1 or 2 of the central control equipment should be set for Main, and the other one for Sub.
Pattern of central control equipment connection. Connector for setting Main for control
Central remote
controller
Unified ON/OFF
controller
Schedule timer
Central remote
controller
Unified ON/OFF
controller
Schedule timer
1~4 units
——
Use for 1 unit only.
Not use for other
units.
——
1~16 units
—
Not used for all
units
—
1 unit Not used.
— 1 unit — Not used.