LG V-net PQDSBCGCD0 Bedienungsanleitung

P/NO : MFL42540218 www.lg.com

INSTALLATION MANUAL

• 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.

TYPE : Dry contact for communication

Model : PQDSBCGCD0

ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH

2Dry contact for communication

Dry contact for communication Installation manual

TABLE OF CONTENTS

nSafety Precautions .............................................................3~4

nName of each part ..................................................................5

nInstallation Method .............................................................6~7

Installation inside of the indoor unit..........................................................6

Installation outside of the indoor unit .......................................................7

nSetting and using method ................................................8~17

1. Power supply and indoor unit connection............................................8

2. Setting of input signal...................................................................9 ~ 10

3. Setting of ʻTEMP_SWʼ........................................................................11

4. Setting of ʻCONTROLMODE_SWʼ............................................12 ~ 16

5. Inoddr unit monitoring ........................................................................17

Safety Precautions

Installation manual 3

ENGLISH

Do not touch the board

when the power is

connected.

•

It can cause a fire, electric

shock, explosion, injury and

problem to the product.

Always request for

installation of the product

to the service center or

the installation service

provider.

•

It can cause a fire, electric

shock, explosion and injury.

When reinstalling the

previously installed product,

request for service to the

service center or the

installation service provider.

•

It can cause a fire, electric

shock, explosion and injury.

nDuring installation

Service center

Do not install the product where it can

be exposed to rain.

•

It can cause problems to the product.

Do not install the product in a humid

location.

•

It can cause problems to the product.

Safety Precautions

To prevent injury to the user or other people and property damage, the following instructions

must be followed.

nIncorrect operation due to ignoring instruction will cause harm or damage. The seriousness is

classified by the following indications.

nMeanings 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

Safety Precautions

4Dry contact for communication

nDuring use

Do not modify or extend the

power cord.

• It can cause a fire and

electric shock.

Do not use any flaming

devices near the product.

• It can cause a fire.

Do not use any heating

devices near the power cord.

• It can cause a fire and

electric shock.

Do not pour water inside the

product.

• It can cause an electric

shock and problem to the

product.

When the product is

submersed in water, always

request for service to the

service center or the

installation service provider.

• It can cause a fire and

electric shock.

Make the children and the

elderly use the product with

the help of a guardian.

• It can cause a safety

accident and problems to the

product.

Do not give impact to the

product.

• It can cause problems to the

product.

Service center

Name of each part

Installation manual 5

ENGLISH

Name of each part

1. CN_INDOOR : Connector for indoor unit

2. CN_PI485 : PI485 connector

3. CHANGEOVER_SW : Switch to select External Voltage or Non Voltage for input contact signal

4. CN_CONTROL : Contact point signal input

5. CN_COM : Signal input for communication

6. CONTROLMODE_SW : Switch to select the control mode

7. TEMP_SW : Switch to set the desired temperature or indoor unit address

8. CN_OUT(O1,O2) : Output terminal to show whether the indoor unit is operating (Relay contact)

9. CN_OUT(E1,E2) : Output terminal to show whether there is an error with the indoor unit (Relay contact)

10. LED_DISPLAY : LED to display the status of Dry contact

11. RESET_SW : Reset switch

12. LED_485 : LED to display the status of communication

DRY CONTACT FOR COMMUNICATION

(Front case)

(Rear case)

(Top)

(Internal PCB board)

(Side) (Side)

Installation Method

6Dry contact for communication

Installation Method

Installation inside of the indoor unit

①Loose 3 screws anchoring PCB and then separate PCB from the rear case

②Connect the connection wires according to the instructions. (Please refer to Setting and Using

Method)

③Perform the switch setting according to switch setting method. (Please refer to Setting and Using

Method)

④Fix PCB on suitable space inside of the indoor unit.

1. Install the product on flat surface and screw at least 2 places. Otherwise the Dry contact may not

be anchored properly.

2. Do not screw too tightly. It may cause deformation of the case.

3. Do not deform the case at random. It may cause malfunction of the Dry contact.

Installation Method

Installation manual 7

ENGLISH

Installation outside of the indoor unit

①Screw the rear case on the installation

surface using screws.

③Connect connection wires according to the

instructions.

(Reference to Setting and Using Method)

Then, connect wire to PCB after going

through hole of ②.

⑤Join the front case and the rear case, anchor

the front case at holes using anchor screws.

②Please cut the pole which is located in side of the front case properly.

④

Perform the switch setting according to switch setting method. (Reference to Setting and Using Method)

DRY CONTACT UNIT

1. Install the product on flat surface and screw at least 2 places. Otherwise the Dry contact may not

be anchored properly.

2. Do not screw too tightly. It may cause deformation of the case.

3. Do not deform the case at random. It may cause malfunction of the Dry contact.

Setting and using method

8Dry contact for communication

1. Power supply and indoor unit connection

After change any Dry contact setting, then you must press RESET switch to reflect the setting.

When using the Dry contact for communication independently

nWhen using with the central controller (Only when the indoor

unit PCB is a non-communication model)

Indoor unit

PCB

Indoor unit

PCB

PI485: Connect to central controller

CN_PI485

CN_INDOOR

Setting and using method

Installation manual 9

ENGLISH

2. Setting of input signal

nWhen using contact signal input without external power

COMM

Input A

Input B

LG does not

supply this section

(Field supply)

Notes

Do not input the voltage signal in

"NON VOLT" setting mode otherwise

it will cause serious damage

COMM

Input A

Input B

LG does not

supply this section

(Field supply)

Connect separate

External voltage of

DC5V~12V

nWhen using contact signal input with external power

Setting and using method

10 Dry contact for communication

nWhen using communication signal input

BUS B

BUS A

LG does not

supply this section

(Field supply)

Room Control

Unit

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