Panasonic R410A Specifications, Wiring System Diagram for Group Control, Wiring procedure

1. Specifications

7-17. Wiring System Diagram for Group Control

This diagram shows when several units (maximum of

8)are controlled by a signal receiving unit (main unit). In this case, a signal receiving unit can be connected at any indoor unit.

Group control using 2 signal receiving units

It does not matter which of the 2 signal receiving units you set as the main controller.

Wiring procedure

Wire according to the diagram at left:

Address setting is executed automatically when the outdoor unit is turned on.

Each successive unit will respond at one-second intervals following the order of the group address when the remote controller is operated.

When using multiple signal receiving units (up to 2 1

Remote Controller (main)

1 2

Wire joint

1 2

Indoor unit

No. 1

U1 U2

Connection wiring for group control

1 2

Indoor unit

No. 2

U1 U2

(sub)

12

12

Indoor unit

No. 3

U1 U2

1 2

Indoor unit

No. 8

U1 U2

can be used), one is the main signal receiving unit and the other is the sub-signal receiving unit.

To set up a sub-signal receiving unit, change its remote control address connector (RCU. ADR) located on its PCB from main to sub position (main: when shipped from factory).

	U1	U2		U1	U2		U1	U2		U1	U2
Outdoor unit			Outdoor unit			Outdoor unit			Outdoor unit

: Ground (earth)

1-111