LG PDRYCB500 Bedienungsanleitung
ENGLISH TÜRKÇE
P/NO : MFL67708325
INSTALLATION MANUAL
AIR
CONDITIONER
www.lg.com
TYPE : Modbus Gateway For Indoor Unit
MODEL : PDRYCB500
Please read this installation 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 installation manual for future reference after reading it
thoroughly.
2Modbus Gateway For Indoor Unit
Dry contact for RS-485 Owner’s & installation manual
TABLE OF CONTENTS
■Safety Precautions .............................................................3~5
■Specification............................................................................6
■Name of each part ..................................................................7
■Installation Method ...........................................................8~10
■Setting method......................................................................11
1. Connecting Drycontact with Indoor unit
PCBA and Modbus Controller............................................................11
2. Setting Address ..................................................................................11
Safety Precautions
Installation manual 3
ENGLISH
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.
WARNING
CAUTION
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.
WARNING
■Installation
Don’t touch with the hands
while the power is on.
• Cause fire, electric shock,
explosion or injury.
Product installation must
be referred to a service
center or installation shop.
• Cause fire, electric shock,
explosion or injury.
Request installation from
installation shop or service
center when reinstalling
the product.
• Cause fire, electric shock,
explosion or injury.
Service
Center
Service
Center
Safety Precautions
4Modbus Gateway For Indoor Unit
Do not install the product
in the place where rain can
get to the product.
• Cause product failure
Do not install the unit in
humid locations.
• Cause product failure
Do not put the product
closer to fire.
• Cause fire
Do not install in a place
that cannot withstand the
weight of the product.
• The product may get
damaged or may break.
Do not install the product
to a place that generates
oil, steam, salt, sulfuric
gas, etc.
• Cause the product’s
deformation or failure.
Use standardized Product.
• Cause product failure
Do not change or extend
power lines arbitrarily.
• Cause fire or electric shock.
Do not give a shock to the
product.
• If you give a shock to the
product, it may cause the
product’s failure.
Do not use a heater near
the power line.
• Cause fire or electric shock.
■Operation
Standardized
product
Safety Precautions
Installation manual 5
ENGLISH
Do not spill water inside of
the product.
• Cause electric shock or
breakdown.
If the product has been
inundated, you must refer to
a service center or
installation shop.
• It can cause a fire.
Children and elderly use the
product under the
guardian’s supervision.
• Cause accidents and product
failures.
Do not use for special
purpose / place such as
conserving flora and fauna,
precision instruments, art.
• Otherwise, it can cause property
damage.
Remove the power plug
when cleaning.
• Cause fire or electric shock.
Do not place heavy objects
on the power line.
• Cause fire or electric shock.
Do not disassemble, repair,
or modify the product.
• Cause fire or electric shock.
Do not touch with wet
hands.
• Cause fire or electric shock.
Service
Center
STOP
Specification
Specification
6Modbus Gateway For Indoor Unit
1) Modbus configuration
- Network : 2 wire RS485
- Mode : Modbus RTU slave
- Baud : 9600
- Parity : None
- Stop bits : 1
- Register Base : 0
2) Data registers
Register Name Range Notes
1 Operation 0 ~ 1 0 : Stop
1 : Run
30003 Indoor temperature 100 ~ 400 Degrees C × 10
30100 Error alarm 0 ~ 1 0 : No Error
1 : Error
40001 Set Run Mode 0 ~ 4
0 : Cooling
2 : Fan
3 : AI
4 : Heating
40002 Set Temperature 180 ~ 300 Degrees C × 10
40015 Set Fan Speed 1 ~ 3
1 : Low
2 : Middle
3 : High
Installation manual 7
Name of each part
Modbus Gateway For Indoor Unit
Name of each part
PCB
Front Case Rear Case
ISO View
Side
Cable(1 EA)
(For Connecting with indoor unit)
Installation Manual
Side
12
ON
34
1
2
3
4
765
* Others :
Screw 4 EA(For installation)
1. CN-OUT :
2. BUS-A :
3. BUS-B :
4. SW1 :
5. SWDIP :
6. LED1 :
7. LED(01~03)G :
ENGLISH
Indoor Unit Connector
RS-485(+) Terminal
RS-485(-) Terminal
Reset Switch
Setting Address Switch(Refer Page 11)
RS-485 Status LED
Communication Status LED
8Modbus Gateway For Indoor Unit
Installation Method
Installation Method
Installation inside of the indoor unit
1) Loosen and remove two screws that secure the product.
2) Loosen two screws that secure the PCB to separate rear of the case from the PCB.
3) Connect the connection wires properly according to the connection method. (Refer to the instruction
and set-up description)
4) Set the switch according to the setting method. (Refer to the instruction and set-up description)
5) Secure PCB on adequate space inside of the indoor unit.
1. Install the product on flat surface and install anchoring screws at more than 2 places. Otherwise
the central controller may not be anchored properly.
2. Do not tighten anchoring screws too tightly. It may cause deformation of the case.
3. Do not deform the case at random. It may cause malfunction of the central controller.
Installation manual 9
ENGLISH
Installation Method
Installation
1) Loosen and remove two screws that secure the
product.
2) Position the rear case to the direction towards to the
connector for convenient cable arrangement.
3) Secure the rear case on the installation place using the
supplied fixing screws.
4) Remove knock out shapes on the rear case according
to the connector’s size and direction.
10 Modbus Gateway For Indoor Unit
Installation Method
5) Connect the connection wires properly according to the connection method. (Refer to the instruction
and set-up description)
6) Set the switch according to the setting method. (Refer to the instruction and set-up description)
7) Tighten the fixing screws on the top and bottom of the case.
1. Install the product on flat surface and install anchoring screws at more than 2 places. Otherwise
the central controller may not be anchored properly.
2. Do not tighten anchoring screws too tightly. It may cause deformation of the case.
3. Do not deform the case at random. It may cause malfunction of the central controller.
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