LG PQCSB101S0 User manual
ENGLISH
Simple Central Controller
INSTALLATION MANUAL
LG
IMPORTANT
• Please read this manual completely before
installing the product.
• Installation work must be performed in
accordance with the national wiring standards
by authorized personnel only.
• Please retain this manual for future reference
after reading it thoroughly.
PQCSB101S0
Visit us at : http://www.lgservice.com
ITALIANO ESPAÑOL FRANÇAIS DEUTSCH
2Simple Central Controller
Central Control Unit Use & Care Manual
TABLE OF CONTENTS
■Safety precautions ..................................................................3
■Name of each part ...................................................................6
Central controller .........................................................................................6
Annexed parts...............................................................................................6
■Dimensional drawing ..............................................................7
■System wiring drawing ..........................................................8
■Method of installation ...........................................................11
■Method to connect wires ......................................................13
■Network interfce connection................................................14
■Method to set switch.............................................................15
Group setting .............................................................................................15
Setting of master/slave ..............................................................................15
Master/slave setting when applying LGAP .................................................16
Connection method of function controller ...................................................17
■Addressing of indoor unit ....................................................18
■Troubleshooting ....................................................................20
ENGLISH
Safety Precautions
Installation Manual 3
Safety Precautions
To prevent injury to the user or other people and property damage, the following instructions
must be followed.
■Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is
classified by the following indications.
■Meanings of symbols used in this manual are as shown below.
This symbol indicates the possibility of death or serious injury.
This symbol indicates the possibility of injury or damage.
Be sure not to do.
Be sure to follow the instruction.
Don't install the controller in the nearby
computer, automatic door, elevator.
•
Otherwise, it will cause the abnormal operation.
Don't install the controller in the nearby
extremely humid or trembling area.
•
There is risk of product damage.
■Installation
Avoid direct sun-rays and heat source.
•
There is risk of product damage.
Use standard parts(connector).
•
Do not disassemble or repair the product. There is
risk of fire or electric shock.
Safety Precautions
4Simple Central Controller
Be cautious that water could not enter the
product.
• There is risk of fire, electric shock, or product
damage.
Don’t handle the controller with wet-
hand.
• There is risk of fire or electric shock.
■Operation
For electrical work, contact the dealer, seller,
a qualified electrician, or an Authorized
Service Center.
•
Do not disassemble or repair the product. There
is risk of fire or electric shock.
Do not install, remove, or re-install the unit
by yourself (customer).
• There is risk of fire, electric shock, explosion,
or injury.
For installation, always contact the dealer or
an Authorized Service Center.
• There is risk of fire, electric shock, explosion,
or injury.
When the product is soaked (flooded or
submerged), contact an Authorized Service
Center.
• There is risk of fire or electric shock.
ENGLISH
Safety Precautions
Installation Manual 5
Don’t pull the lead wire.
• There is risk of fire, electric shock, or product
damage.
Do not lay on heavy things on power
cords.
• It may cause fire or electric shock.
Name of Each Part
6Simple Central Controller
Simple Central controller
Annexed parts
13
4
5
2
Displays the status of the indoor unit if
individual On/Off button is pressed.
•Cooling/dehumidification/blowing
operation: Green
•Heating operation: Orange
•Failure of product: Red
•Stop: Off
1. On/Off status display LED (total 16EA)
•Application of power: Green
•No power: Off
•During control: Flickering
2. Power display LED
On/Off control of the connected indoor
units.
3. Individual On/Off button (total 16EA)
Sequentially turns off all indoor units
connected to it.
4. Total Off button
Sequentially starts all indoor units
connected to it.
5. Total On button
Central controller anchoring
screws (4EA)
Owner/Installation manual Actual name description
sheet
Addressing remote control AAA cell (2EA) Guide sheet
Name of Each Part
Installation Manual 7
ENGLISH
Dimensional Drawing
Dimensional Drawing
98
120
1 2 3 4
5 6 7 8
9 10 11 12
13 14 15 16
79
120
20
60
30
10
18
18
13
60
8Simple Central Controller
System Wiring Drawing
System Wiring Drawing
Function controller and PI 485 are sold separately.
MAIN PCB
PI 485
C
D
VCC
A
B
GND
C
D
A
B
VCC
GND
C
D
VCC
A
B
GND
C
D
A
B
VCC
GND
<Group Number 1 >
103 104 105 115 116102101
MAIN PCB
<Group Number 2 >
Connection
between
master and slave
Master
GNDVcc DC
GNDVcc DC
Dip switch
Slave Dip swtich
003 004 005 . . .
. . .
014 015 016002
001
Central
controller1
Outdoor unit
Outdoor unit
Function
controller
Indoor Unit
Connection
of indoor
unit
Connection
of indoor
unitUnit
CN_REMO
Central
controller2
CN_REMO
PI 485
1. Simple central controller installation case 1.
System Wiring Drawing
Installation Manual 9
ENGLISH
2. Simple central controller installation case 2
Installation method
1. Connect 4 wires to only one remote control from any one outdoor unit. (black lines are Vcc & GND,
dotted lines are communication line C & D)
2. Then individually connect line C & D to the each of PI 485 controller without connecting Vcc & GND
line.
3. For controller jump all 4 wires for interconnecting the controllers.
4. This saves installation wiring, cost and time.
5. One PI 485 can supply power to maximum 3 controllers only.
MasterSlave Slave
Communication line can be extended to up to 16 simple central
controllers with one serving as master and others as slave.
Vcc
GND
C
D
System Wiring Drawing
10 Simple Central Controller
3. Simple central controller installation case 3
Installation method
1. Set of three simple central controller are clubbed together in cascade for common power sharing
line form the same outdoor.
2. Communication line can be commonly shared among all controllers (dotted lines).
3. Maximum of 16 controller can be clubbed in cascade system i.e. maximum 256 indoor units can be
controlled.
4. One PI 485 can supply power to maximum 3 controllers only.
SlaveSlave MasterSlave Slave Slave
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