LG PQNUD1S40 Owners & Installation Manual page 12
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Also See for PQNUD1S40:
- Installation & owner's manual (23 pages) ,
- Installation & owner's manual (44 pages) ,
- Installation & owner's manual (45 pages)
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INSTALLATION METHOD
12
When interlocked to RS-485 type wattmeter (EHP products only)
Interlock function with RS-485 type wattmeter is available only for EHP products.
• Independent Operation of Power Indicator
POWER
WHM
MENU
SELECT
PQNUD1S40
ODU
WHM CHECK
(00)
(01)
• Interlocked operation with central controller
POWER
WHM
MENU
SELECT
PQNUD1S40
ODU
WHM CHECK
(00)
(01)
CAUTION
!
• Use the wattmeter (Interlock function with Omni System) that sends the electric energy
through 485 communications.
• When setting the wattmeter, set to Master Mode for independent operation and Slave
Mode for interlocked operation.
• When using the 485 wattmeter, maximum of 1 unit can be installed.
• For 485 watt-hour meter setting, inquire to the corresponding vendor.
RS485(Maker Protocol)
RS485(LGAP)
(02)
(03)
RS485(Maker Protocol)
RS485
(02)
(03)
(LGAP)
Wattmeter
Power In 3
phase 4 wire
380-415 V 3N~, 50/60 Hz
Power cable for 3 phase 4 wire
Communication cable (2 wire shielded cable):
Between outdoor unit and central controller
Communication cable (2 wire shielded cable):
Between indoor unit and outdoor unit
Communication cable (2 wire shielded cable):
Between indoor unit and outdoor unit
Refrigerant pipe
Wattmeter
Power In 3
phase 4 wire
380-415 V 3N~, 50/60 Hz
Power cable for 3 phase 4 wire
Communication cable (2 wire shielded cable):
Between outdoor unit and central controller
Communication cable (2 wire shielded cable):
Between indoor unit and outdoor unit
Communication cable (2 wire shielded cable):
Between indoor unit and outdoor unit
Refrigerant pipe
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