Owner's Manual
Page 1
Visit us at : http://www.lgservice.com LG LG Dry contact for communication Owner's & installation manual Models: PQDSBC 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 installation manual for future reference after reading it thoroughly.
Visit us at : http://www.lgservice.com LG LG Dry contact for communication Owner's & installation manual Models: PQDSBC 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 installation manual for future reference after reading it thoroughly.
Owner's Manual
Page 2
Setting the desired temperature 10 4. Control mode setting 11 5. Indoor unit monitoring 15 2 Dry contact for communication Owner's &installation manual TABLE OF CONTENTS I Safety Precautions 3~4 I Name of each part 5 I Setting and using method 8~18 1. Setting of the indoor unit 7 I Installation Method 6~7 Installation inside of the indoor unit 6 Installation outside of Contact Signal Input 9 3. Power supply and indoor unit connection 8 2. Dry contact for communication
Setting the desired temperature 10 4. Control mode setting 11 5. Indoor unit monitoring 15 2 Dry contact for communication Owner's &installation manual TABLE OF CONTENTS I Safety Precautions 3~4 I Name of each part 5 I Setting and using method 8~18 1. Setting of the indoor unit 7 I Installation Method 6~7 Installation inside of the indoor unit 6 Installation outside of Contact Signal Input 9 3. Power supply and indoor unit connection 8 2. Dry contact for communication
Owner's Manual
Page 3
... sure to do. I Incorrect operation due to the service center or the installation service provider. • It can be followed. Owner's & installation manual 3 The seriousness is connected. • It can cause a fire, electric shock, explosion, injury and problem to the product. Do not install the... product in this manual are as shown below. WARNING Always request for service to the service center or the installation service provider. • It can cause problems...
... sure to do. I Incorrect operation due to the service center or the installation service provider. • It can be followed. Owner's & installation manual 3 The seriousness is connected. • It can cause a fire, electric shock, explosion, injury and problem to the product. Do not install the... product in this manual are as shown below. WARNING Always request for service to the service center or the installation service provider. • It can cause problems...
Owner's Manual
Page 5
... of the indoor unit 8. TEMP_SETTING : Switch to show whether there is operating 9. Name of each part Name of contact point 4. RESET_SW : Reset switch Owner's & installation manual 5 CN_CONTROL : Contact point signal input 5. CONTROL_MODE_SW : Switch to Dry contact for communication and supply power to select the control mode 6. CN_OUT (O1, O2) : Connector to...
... of the indoor unit 8. TEMP_SETTING : Switch to show whether there is operating 9. Name of each part Name of contact point 4. RESET_SW : Reset switch Owner's & installation manual 5 CN_CONTROL : Contact point signal input 5. CONTROL_MODE_SW : Switch to Dry contact for communication and supply power to select the control mode 6. CN_OUT (O1, O2) : Connector to...
Owner's Manual
Page 7
... communication on flat surface and install anchoring screws at random. Installation outside of the indoor unit Anchor the rear case of the case. 3. Owner's & installation manual 7 Connect connection wires according to the instructions. (Reference to Setting and Using Method) Then, connect wire to Setting and Using Method) Join the front case...
... communication on flat surface and install anchoring screws at random. Installation outside of the indoor unit Anchor the rear case of the case. 3. Owner's & installation manual 7 Connect connection wires according to the instructions. (Reference to Setting and Using Method) Then, connect wire to Setting and Using Method) Join the front case...
Owner's Manual
Page 9
Setting and using method 2. Setting of Contact Signal Input I For no power contact point signal input I For power contact point signal input LG does not supply this section (Local supply) LG does not supply this section (Local supply) Owner's & installation manual 9
Setting and using method 2. Setting of Contact Signal Input I For no power contact point signal input I For power contact point signal input LG does not supply this section (Local supply) LG does not supply this section (Local supply) Owner's & installation manual 9
Owner's Manual
Page 11
... each control mode 1) Cancel mode for use of A and B. I Use the CONTROL_MODE_SW to the applicable mode when there is connected but not used. Owner's & installation manual 11 CONTROL_MODE_SW ➲ Indoor control priority Central control > Dry contact for communication > Wired/Wireless remote controller, indoor unit button ➲ Dry contact for communication is...
... each control mode 1) Cancel mode for use of A and B. I Use the CONTROL_MODE_SW to the applicable mode when there is connected but not used. Owner's & installation manual 11 CONTROL_MODE_SW ➲ Indoor control priority Central control > Dry contact for communication > Wired/Wireless remote controller, indoor unit button ➲ Dry contact for communication is...
Owner's Manual
Page 13
Owner's & installation manual 13 Setting and using method 3) Fan level setting mode CONTROL_ MODE S/W 7 8 Input A OFF ON OFF ON OFF ON OFF ON Input B OFF OFF ON ON ...
Owner's & installation manual 13 Setting and using method 3) Fan level setting mode CONTROL_ MODE S/W 7 8 Input A OFF ON OFF ON OFF ON OFF ON Input B OFF OFF ON ON ...
Owner's Manual
Page 15
Local Supply Error Display Power AC or DC (Depends on Operation display power type) I Monitoring whether the indoor unit is operating: Refer to below and connect to the control device that you want to control. Indoor unit monitoring I Monitoring indoor unit error: Refer to below and connect to the control device that you want to control. Local Supply Operation Display Power AC or DC (Depends on Error display power type) Owner's & installation manual 15 Setting and using method 5.
Local Supply Error Display Power AC or DC (Depends on Operation display power type) I Monitoring whether the indoor unit is operating: Refer to below and connect to the control device that you want to control. Indoor unit monitoring I Monitoring indoor unit error: Refer to below and connect to the control device that you want to control. Local Supply Operation Display Power AC or DC (Depends on Error display power type) Owner's & installation manual 15 Setting and using method 5.