5. CONTROL SYSTEM
INSTALLATION
Connection Pattern
Note: Connection pattern is different according to type of Indoor unit.
Indoor unit types
Connection Pattern
Compact Cassette type
Pattern A
Slim Duct type
Compact Wall Mounted type
Pattern B
Wall Mounted type
Pattern C
Pattern A
Connect the end of remote controller cable directly to the exclusive terminal block.
PCB
M4 screw
Terminal block
Remote
controller
cable
Remote controller
terminal block
Indoor unit
Outdoor unit /
Power supply
terminal block
Note: It may be failed if it is connected to the outdoor unit or the terminal block for power
supply.
Pattern B
1) Modify the remote controller cable as per below methods.
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.
Connect the remote controller cable and connecting cable as shown in Fig.
●
Be sure to insulate the connection between the cables.
●
25/32 in.
(20 mm)
Remote controller
cable
Connecting
cable
Insulated
connection
Red
Red
White
White
Black
Black
2) Method of connecting remote controller cable
Connecting cable made by above-mentioned 1) is connected with terminal (CN305) of
●
optional communication kit (UTY-XCBXZ1).
Cable connected with terminal (CN301) of communication kit (UTY-XCBXZ1) is connected
●
with PCB of Indoor unit.
Remote controller
cable
Connecting
cable
Communication kit
(UTY-XCBXZ1)
Indoor unit PCB
Terminal
(CN301)
Terminal
(CN305)
- (05 - 16) -
CO
NT
RO
L
SY
S
T
E
M
CO
NT
RO
L
SY
S
T
E
M
Summary of Contents for ARU12RLF
Page 3: ...1 GENERAL INFORMATION DTR_BMU001E_03 CHAPTER01 2010 08 25 Hybrid Flex Inverter System ...
Page 18: ...2 MODEL SELECTION DTR_BMU001E_04 CHAPTER02 2010 10 04 Hybrid Flex Inverter System ...
Page 38: ...3 OUTDOOR UNIT BRANCH BOX Hybrid Flex Inverter System DTR_BMU001E_04 CHAPTER03 2010 10 04 ...
Page 58: ...4 INDOOR UNITS Hybrid Flex Inverter System DTR_BMU001E_05 CHAPTER04 2010 11 12 ...
Page 116: ...5 CONTROL SYSTEM DTR_BMU001E_04 CHAPTER05 2010 10 04 Hybrid Flex Inverter System ...
Page 152: ...6 SYSTEM DESIGN DTR_BMU001E_04 CHAPTER06 2010 10 04 Hybrid Flex Inverter System ...
Page 287: ...7 OPTIONAL PARTS Hybrid Flex Inverter System DTR_BMU001E_03 CHAPTER07 2010 08 25 ...