LG PWFCKN000 Installation Manual page 24

Setting and Using Method
Using Demand control function with 0~10V DC voltage signal
With this function compressor capacity of outside unit can be controlled by Building Management
System.
Ex) Demand control by Analog input signal Refer to Detail of the control step for analog input
signal.
CAUTION
• This function is sensitive to voltage level.
So when using analog input, make a signal cable as short as possible.
• Do not change a command too quickly.
Keep the command 30 seconds at least, otherwise it will cause a damage to outside unit.
24 Variable Water Flow Controller Kit
DC 0~10V
input
GND
Direct Digital
LG does not supply this section
Controller
(Field supply)