Basic Wiring Diagram - Panasonic CZ-CAPRA1 Installation Instructions Manual

Basic Wiring Diagram

Room air conditioner
When connecting external equipment
1 W hile pushing the push button
by using a round bar or finger,
insert the external I/O wiring
securely from the wiring
insertion slot.
2 P ull the external I/O wiring lightly,
and confirm it does not come off.
When using a commercially sold
card key or coin timer, etc.
When outputting the
operation status or
alarm status of room
air conditioner
*: See page 25 for detailed information
Address setting switch
(SW001)(P.26)
Central control device
U1 U2
1
1Outdoor unit 2Indoor unit
Set the termination plug(CN002).
Be sure to set the termination plug.
1  I f using one outdoor unit, set the termination resistor
to SHORT at one location. If using more than one
outdoor unit, set it to SHORT at two locations.
* The termination plug can be set using this adaptor or the
control board of outdoor unit.
2  W hen setting using this adaptor, set the plug to
"Termination resistor SHORT" as shown at right.
* No setting is required for the outdoor unit for room air
conditioner since it has no termination plug.
* Depending on the system to configure, the inter-unit control wiring may not be connected to
this adaptor, however, set the termination resistor of this adaptor to SHORT to ensure the
stable operation of this adaptor.
22
(EN)
RAC connection wiring (supplied)
External input wiring
External output wiring
*To power source
(12V DC)
To relay, etc.
U1 U2
U1 U2 U1 U2
2 2
Status indicator (LED1) indicates the
communication status with the room air conditioner.
• Lighting: Normal
• OFF: No power is supplied from the room air conditioner
(P.25)
Inter-unit
control wiring
(TB002)
• No polarity
• Blinking: Abnormal
RED
Function setting
switch (SW002)(P.26)
Plug
Factory setting
(OPEN)
LED1