LG PRVC0 Installation Manual Download Page 9 | Manualshive

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LG PRVC0 Installation Manual Download Page 9

Setting and using method

Installation manual

9

ENGLISH

2. Power source input

■

When wiring power source from outdoor unit

Outdoor Unit
PCB

DC12V or DC15V

GND

Power Source

DC12V

GND

■

When using external power source

Notes

This device can accept only DC Power input.

Do not input 220VAC. Otherwise It will cause a serious damage.

Using external power source is recommended.

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Summary of Contents for PRVC0

Page 1: ...ly 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 MODEL PRVC0 Variable Water Flow Control Kit FRANÇAIS ENGLISH ...

Page 2: ...each part 6 Installation Method 7 Setting and using method 8 1 Wiring Diagram 8 2 Power source input 9 3 Wiring for variable water flow control PCB and transformer 11 4 Wiring for Variable Water Flow Valve 12 5 Wiring Method 13 6 Setting of SWDIP 17 7 Setting of outdoor unit dip SW 18 2 Variable Water Flow Control Kit ...

Page 3: ...Be sure not to do Be sure to follow the instruction WARNING Installation manual 3 Safety Precautions ENGLISH Please install the designated location in the Control box It can cause the breakdown or accident 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 ce...

Page 4: ...c 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 problem to the pr...

Page 5: ...Installation manual 5 Accessory Parts ENGLISH Accessory Parts Cable Assy Terminal Block Assy Wire Holder Variable Water Flow Control PCB Transformer Screw 4EA ...

Page 6: ...r input terminal DC 12V 2 CN_AO Signal output terminal to control a water flow control valve DC 0 10V 3 CN_OUT Outdoor unit connector 4 BUS_A RS 485 terminal 5 BUS_B RS 485 terminal 6 SWDIP Switch to select main function 7 SW1 Reset switch Variable Water Flow Control Kit 1 6 7 3 2 4 5 ...

Page 7: ...w control valve to CN_AO AO_02 B GND B of VWFC 11 Connect a power cable AC 24V of water flow control valve to the terminal block 2Pin Yellow terminal block Max current 0 42A 12 Connect the RS 485 communication cable to CN_COMM BUS_A BUS_B of VWFC 13 Set up the main function Dip S W of VWFC PCB 14 Set up the Dip SW of outdoor main PCB 15 Turn on the main power line of outdoor unit 16 Check the sign...

Page 8: ...Setting and using method 1 Wiring Diagram 8 Variable Water Flow Control Kit Setting and using method ...

Page 9: ...wiring power source from outdoor unit Outdoor Unit PCB DC12V or DC15V GND Power Source DC12V GND When using external power source Notes This device can accept only DC Power input Do not input 220VAC Otherwise It will cause a serious damage Using external power source is recommended ...

Page 10: ...Setting and using method Central Control Devices BUS_A BUS_B 10 Variable Water Flow Control Kit When using ODU Dry contact with Central Control Devices ...

Page 11: ...able water flow control PCB and transformer Notes This device can accept only DC 12V power input Do not input AC power Otherwise it will cause a serious damage The power DC 12V line is recommended by AWG 23 0 573mm 0 0668Ω m Setting and using method ...

Page 12: ...gnal for Variable Water Flow Valve Master Central Control Device Slave 4 Wiring for Variable Water Flow Valve Notes The variable water flow valve control PCB can control maximum two valves Case of one valve the slave signal connecter must not use The power AC 24V and signal DC 0 10V line is recommended by AWG 23 0 573mm 0 0668Ω m ...

Page 13: ...Setting and using method Installation manual 13 ENGLISH 5 Wiring Method Installation picture 1 Terminal Block 2 Transformer 3 VWFC PCB 1 2 3 ...

Page 14: ...etting and using method 14 Variable Water Flow Control Kit Wiring Method Transformer Output Power AC 24V Communication Cable Wire Holder Wire Holder Transformer Input Power AC 220V VWFC PCB Power DC 12V ...

Page 15: ...Setting and using method Installation manual 15 ENGLISH Wiring Method Power for Variable Water Flow Control Valve AC 24V Signal for Variable Water Flow Control Valve DC 0 10V Signal for Central Control ...

Page 16: ...ole for Power Cable AC24V of Variable ariable Water Flow Control ater Flow Control Valve alve Hole for Signal Cable DC 0 10V of Hole for Signal Cable DC 0 10V of Variable ariable Water Flow Control ater Flow Control Valve alve Hole for Power Cable AC24V of Variable Water Flow Control Valve Hole for Signal Cable DC 0 10V of Variable Water Flow Control Valve ...

Page 17: ...Setting of SWDIP Using SWDIP select the option of control function as described below ON L1 2 3 4 Notes Default status is L1 ON L2 OFF Position Function Control signal DC 0V OFF DC 8 10V ON Control signal DC 0V OFF DC 6 10V ON Control signal DC 0V OFF DC 4 10V ON Default status Control signal DC 0V OFF DC 2 10V ON ON L1 2 3 4 ON L1 2 3 4 ON L1 2 3 4 ON L1 2 3 4 Output signal setting Position Funct...

Page 18: ...lect the setting Before operating the outdoor unit check the flow rate of water and voltage signal of PCB Minimum flow rate of water is recommended 40 of rated flow rate 7 Setting of outdoor unit dip SW Position Function ON 1 2 3 4 5 6 7 ON 1 2 3 4 5 6 7 Variable Water Flow Control Mode ON SW01B SW02B 1 2 3 4 5 6 7 ON 1 2 3 4 5 6 7 ...

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