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Case 1:  For non-polar 2 wire

Remote controller cable

External input cable

Cable tie

(Accessories) 

Case 2:  For polar 3 wire

Remote controller cable

External input cable

Cable tie

(Accessories) 

Fix the connector cable even outside the main unit as necessary. 
Fix the cable with cable tie using 3 fixing holes.

Cable tie

(Accessories) 

Holes for 

fi

 xing cable tie (3 places)

7.  CONNECTION OF REMOTE CONTROLLER CABLE

 

CAUTION

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.

Indoor unit

This product

Remote controller cable

When connecting Indoor unit and ex-
ternal switch controller with the Remote 
controller cable, the following items 
should be considered.

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.)

(1) 

When connecting to the connector

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.

Remote controller 

cable (Non-polar)

Insulated 

connection

White

Black

20 mm

(13/16 in)

Red

Connecting 

cable

Cut and 

insulate

Fig.1

Fig.2

 

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.

*  Layout of Connector and PC 

board is varies, depending on 

the type of indoor unit.

Set to “2WIRE” the 
DIP switch (SW1)

Indoor unit 

PC board

Connector 

(adapter)

Remote controller 

cable (Non-polar)

Connecting cable

Connector CNC01 

(onboard)

Connect to earth 

(ground) screw

Functional earthing 

(If necessary)

SW1

Indoor unit 

PC board

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12/2/2016   5:22:45 PM

Summary of Contents for UTY-TERX

Page 1: ...ONTROLLER For authorized service personnel only 安装说明书 安装说明书 外部开关控制器 仅针对授权的专业维修人员 English 中 文 中 文 PART NO 9374707157 02 Original instructions UTY TERX 9374707157 02_IM indb i 9374707157 02_IM indb i 12 2 2016 5 22 43 PM 12 2 2016 5 22 43 PM ...

Page 2: ...ntive measures so that they cannot reach the unit CAUTION This mark indicates procedures which if improp erly performed might possibly result in personal harm to the user or damage to property Pay abundant care when transporting this unit because it is a precision device Improper transportation will cause trouble Do not touch the switches with sharp objects Doing so will cause injury trouble or el...

Page 3: ...er supply cable connection cable and remote controller cable 1 m 40 in away from television and radio to avoid distorted images and noise Otherwise a malfunction could result Perform wiring so that water does not enter this unit along the external wiring Always install a trap to the wiring or take other countermeasures Otherwise it will cause trouble or electric shock or fire Confirm the name of e...

Page 4: ...controller Y1 Y2 Y3 External input EXIN1 EXIN2 0 5 to 0 6 N m 4 4 to 5 3 lbf in 5 to 6 kgf cm 5 1 Wiring method Indoor unit VRF single multi Wired remote controller Wired remote controller cable This product External input cable Card key Window switch Connectable types of indoor unit and remote controller The wired remote controller shown in the table below can be connected The indoor unit that ca...

Page 5: ...e DIP switches Before opening the cover of this unit completely discharge static electric ity charged on your body Otherwise failure or malfunction could result Do not touch the circuit board and circuit board parts directly with your hands Otherwise injury or electric shock could result Tightening the mounting screws too tight will damage the body of this unit 6 1 Connecting the cables 1 Turn off...

Page 6: ...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 1 When connecting to the connector 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...

Page 7: ...le is 50m 164 ft 9 CIRCUIT BOARD SETTING The circuit board has a rotary switch DIP switch and LED as shown below 1 About connections 1 1 2WIRE 3WIRE settings SET3 Remote controller 2WIRE 3WIRE switching SW Default 2WIRE Set matched with the connection method of the remote controller cable to be connected 1 2 Master settings SET 2 1 When setting the SET3 to 3WIRE DIP SW OFF ON SET 2 1 Master Slave ...

Page 8: ... Mode 1 SW104 1 1 Polarity setting SW104 3 4 DIP SW Setting OFF ON SW104 3 No function Fixed to OFF SW104 4 CH2 external switch detection condition ON OFF is SCENE3 OFF ON is SCENE4 OFF ON is SCENE3 ON OFF is SCENE4 Factory setting 2 Rotary switch setting EXIN Rotary switch setting value Setting SCENE3 SCENE4 0 Operation stop Operation Stop 1 Remote controller pro hibition all operation All operat...

Page 9: ... If operation mode is set to No change 2 the operation mode is not changed If this scene is run 1 If operation mode is COOL or DRY the set temperature will be changed to set temperature 1 2 If operation mode is HEAT the set temperature will be changed to set temperature 2 3 If operation mode is AUTO or fan the set temperature is not changed Remote controller prohibition all operation SW108 3 4 SCE...

Page 10: ...speed SW105 3 4 ON OFF Hi Operation mode SW106 1 2 ON OFF COOL All operation SW106 3 4 OFF OFF No change Set tempera ture 1 SW109 1 2 3 4 OFF OFF OFF ON 23 C 74 F Set tempera ture 2 SW110 1 2 3 4 OFF OFF OFF OFF No change 2 Example setting 2 When a window is opened operation stop remote controller opera tion prohibited return to original state when the window is closed For specifications where con...

Page 11: ...h settings method refer to the installation instruction sheet of each unit 3 Turn on the power for the VRF system or multi system or single model 4 Power will be supplied from the system to the convertor This product will be initialized and the power turned on LED1 green and LED2 orange will flash After initial setting is completed operation will be restarted auto matically LED1 green lights This ...

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