LG V-Net PQDSBNGCM1 Manuale utente

P/NO : MFL42540217 www.lg.com

TYPE : Dry contact Module for thermostat

MODELS

PQDSBNGCM1

INSTALLATION MANUAL

• Please read this installation manual completely before installing the product.

• Installation work must be performed in accordance with the national wiring

standards and local code by authorized personnel only.

• Please retain this installation manual for future reference after reading it

thoroughly.

ENGLISH ITALIANO ESPAÑOL FRANCAIS DEUTSCH

ΕΛΛΗΝΙΚΆ

PORTUGUESE

NEDERLANDS

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2Dry contact Module for thermostat

Dry contact Module for thermostat Ownerʼs &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 ................................................8~14

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

2. Setting of Contact Signal Input ............................................................9

3. Setting of ʻSETTING_SWʼ..................................................................10

4. Setting of ʻTEMP_SWʼ .......................................................................13

5. Indoor unit monitoring ........................................................................14

Safety Precautions

Installation manual 3

ENGLISH

Do not touch the board

when the power is

connected.

•

shock, explosion, injury and

problems to the product.

Always request for

installation of the product

to the service center or

the installation service

provider.

•

shock, explosion and injury.

When reinstalling the

previously installed product,

request for service to the

service center or the

installation service provider.

•

shock, explosion and injury.

During installation

Service center

Do not install the product where it can

be exposed to rain.

•

It can cause a re, electric shock, explosion and

injury.

Do not install the product in a humid

location.

•

It can cause a re, electric shock, explosion and injury.

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

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

Safety Precautions

4Dry contact Module for thermostat

During use

Do not modify or extend the

power cord.

•It can cause electric shock,

explosion, injury and problems

to the product.

devices near the product.

•

Do not use any heating

devices near the power cord.

•

Do not pour water inside the

product.

•

When the product is

submersed in water, always

request for service to the

service center or the

installation service provider.

•

Make the children and the

elderly use the product with

the help of a guardian.

•

Do not give impact to the

product.

•

Service center

WARNING

It can cause electric shock,

explosion, injury and problems

to the product.

It can cause electric shock,

explosion, injury and problems

to the product.

It can cause electric shock,

explosion, injury and problems

to the product.

It can cause electric shock,

explosion, injury and problems

to the product.

It can cause electric shock,

explosion, injury and problems

to the product.

It can cause electric shock,

explosion, injury and problems

to the product.

Name of each part

Installation manual 5

ENGLISH

Name of each part

1. CN_INDOOR : Connector for indoor unit

2. CHANGE_OVER_SW : Switch to select External Voltage or Non Voltage for input contact signal

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

4. CN_OUT(E3,E4) : Output terminal to show whether there is an error with the indoor unit (Relay contact)

5. TEMP_SW : Switch to set the desired temperature of the indoor unit

6. SETTING_SW : Switch to select whether to use set function of Dry contact

7. CN_Ther/oper : Input terminal for thermo & operation signal

8. CN_MODE : Input terminal for Mode signal

9. CN_WIND : Input terminal for Wind signal

10. DISPLAY_LED : LED to display the status of Dry contact Module

11. RESET_SW : Reset switch

DRY CONTACT FOR COMMUNICATION ( DRY_CONTACT FOR THERMOSTAT)

(Front case) (Rear case)

(Top)

(Internal PCB board)

(Side) (Side)

Installation Method

6Dry contact Module for thermostat

Installation Method

Installation inside of the indoor unit

①Loosen4 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 beginning on page 8)

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

Method beginning on page 8)

④Mount the dry contact securely to the inside wall of the indoor unit using eld provided Velcro® type material.

1. Install the product on at 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 beginning on page 8)

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 tab 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 at 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 Module for thermostat

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

Indoor unit

PCB

CHANGEOVERSW

RESET_SW

CN_Ther/Oper CN_Mode

CN_WIND

CN_INDOOR

DISPLAY_LED

TEMP_SW

STEETING_SW

CN_OUT

CN_PI485

Setting and using method

Installation manual 9

ENGLISH

2. Setting of Contact Signal Input

For no power contact point signal input

For power contact point signal input

CHANGEOVERSW

RESET_SW

CN_Ther/Oper CN_Mode

CN_WIND

CN_INDOOR

DISPLAY_LED

TEMP_SW

STEETING_SW

CN_OUT

CN_PI485

CHANGEOVERSW

RESET_SW

CN_Ther/Oper CN_Mode

CN_WIND

CN_INDOOR

DISPLAY_LED

TEMP_SW

STEETING_SW

CN_OUT

CN_PI485

Notes

Do not input the voltage signal in

"NON VOLT" setting mode otherwise

it will cause serious damage

NOT

USE

CHANGE

OVER_SW

VOLT NON

VOLT

NOT

USE

CHANGE

OVER_SW

VOLT NON

VOLT

Connect separate

External voltage of

DC5V~12V

COMM

Themal

Operation

COMM

FAN

HEAT

COOL

LOW

MIDDLE

HIGH

Thermostat

LG does not

supply this section

(Field supply)

Thermostat

LG does not

supply this section

(Field supply)

WARNING

Setting and using method

10 Dry contact Module for thermostat

3. Setting of ʻSETTING_SWʼ

nUsing ʻSETTING_SWʼ , select the Option of control Function

as described below

Notes

• Information of ʻSETTING_SWʼ is sensed only initial step by Dry contact module therefore , once the

configuration changed , Reset of Dry contact module is required.

• After power input or unitʼs reset , wait 25~30sec(Display LED 10times blinking) for unit stabilization

then Dry contact module will operate normally.

CHANGEOVERSW

RESET_SW

CN_Ther/Oper CN_Mode

CN_WIND

CN_INDOOR

DISPLAY_LED

TEMP_SW

STEETING_SW

CN_OUT

CN_PI485

STEETING_SW

1) Enable CN_WIND signal – Amount of wind flow (Low, Middle, High) signal enable

2) Enable Thermo ON/OFF input signal

- Desired Temperature 18℃ in cooling mode

- Desired Temperature 30℃ in heating mode

- No function in FAN mode

3) Enable CN_MODE signal – Operation mode (Cool, Heat, Fan) signal enable

4) Enable Thermostat priority control mode – Indoorʼs remote-controller signal will be disregarded

No. WIND Signal

en/disable

Thermal

en/disable

Oper Mode

en/disable

Dry Contact Control

Priority

0Disable Disable Disable Disable

1Disable Disable Disable Enable4)

2Disable Disable Enable3) Disable

3Disable Disable Enable Enable

4Disable Enable2) Disable Disable

5Disable Enable Disable Enable

6Disable Enable Enable Disable

7Disable Enable Enable Enable

8Enable 1) Disable Disable Disable

9Enable Disable Disable Enable

AEnable Disable Enable Disable

BEnable Disable Enable Enable

CEnable Enable Disable Disable

DEnable Enable Disable Enable

EEnable Enable Enable Disable

FEnable Enable Enable Enable

<SETTING_SW Function>

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