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
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)
1
7
2
11
8
9
10
6
5
3
4
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
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.
n
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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