Adaptors For Connection Of Air Conditioners; Wiring Adaptor For Electrical Appendices (2) <Krp4A51, 52, 53, 54 - Daikin VRV Service Manual

Si30-408

5. Adaptors for Connection of Air Conditioners

5.1 Wiring Adaptor for Electrical Appendices
<KRP4A51, 52, 53, 54>
<Application / Intended use>
This adapter enables remote operation control, remote temperature setting, operation display,
fetch of malfunction display, and others, but cannot be used in combination with other
centralized controllers. A single unit of this adapter performs a batch control of a group
connected through the remote controller transmission line (P1 / P2).
Note: No systems without remote controller are available. A single unit of remote controller is
absolutely needed.
Furthermore, for two-remote-controller system, this adapter is not usable.
5.1.1 Part Names and Functions
5.1.2 Wiring
1. For a start, make wire connections between the indoor and outdoor units, between
2. Lastly, make wire connections to external equipment such as the centralized control monitor
Appendix
To centralized monitor panel
respective power supplied, and between the indoor unit and remote controller, and then check
whether or not the units normally operate. (Particularly, in order to use the adapter in
combination with the group control of the remote controller, check to be sure the jumper wiring.)
For details, refer to information in the Installation Manual of indoor unit and outdoor unit.
and other settings.
For details, refer to information in "Wiring to external controller (e.g. centralized control
monitor)".
Adaptors for Connection of Air Conditioners
(2)
Adapter for group remote control
(Up to 16 units at maximum)
To outdoor unit
201