Connection Of Remote Controller Cable - Fujitsu UTY-TERX Installation Manual

Case 1: For non-polar 2 wire
External input cable
Case 2: For polar 3 wire
External input cable
Fix the connector cable even outside the main unit as necessary.
Fix the cable with cable tie using 3 fixing holes.
Holes for fi xing cable tie (3 places)
En-5
Remote controller cable
Cable tie
(Accessories)
Remote controller cable
Cable tie
(Accessories)
Cable tie
(Accessories)

7. CONNECTION OF REMOTE CONTROLLER CABLE

When connecting the remote controller cable to the indoor unit, do not
connect it to the outdoor unit or the power terminal block. It may cause a
failure.
When connecting Indoor unit and ex-
ternal switch controller with the Remote
controller cable, the following items
should be considered.
Remote controller cable
There are 2 methods to connect the remote controller cable to the indoor
unit. One is the connection using contained connecting cable, and the
other is the connection the remote controller cable is connected to the
exclusive terminal block of the indoor unit.
Exclusive terminal block for remote controller connection method is differ-
ent depending on each model. Modify the remote controller cable as per
below description and connect it.
(For the details, refer to the installation manual of the indoor unit to be
used.)
When connecting to the connector
(1)
Case 1: For non-polar 2 wire
Use a tool to cut off the terminal on the end of the remote controller cable,
and then remove the insulation from the cut end of the cable as shown
in Fig. 1. Connect the remote controller cable and connecting cable as
shown in Fig. 2. Be sure to insulate the connection between the cables.
Fig.1 Fig.2
20 mm
Insulated
(13/16 in)
connection
Remote controller
cable (Non-polar)
Connect the remote controller cable to the connecting cable, and insert
it to the connector. Set to "2WIRE" the DIP switch (SW1) on the PC
board of the indoor unit.
Set to "2WIRE" the
DIP switch (SW1)
Connect to earth Functional earthing
(If necessary)
(ground) screw
Remote controller
Connecting cable
cable (Non-polar)
* Layout of Connector and PC
board is varies, depending on
the type of indoor unit.
CAUTION
Indoor unit
This product
White
Connecting
cable
Red
Black
Cut and
insulate
Indoor unit
PC board
Connector CNC01
(onboard)
SW1
Connector
(adapter)
Indoor unit
PC board