Modbus Address; Cn_Ext; Add Zone; Use External Pump - LG Therma V ZHBW056A0 Service Manual

• Modbus Address

It is function to set the address of the Modbus device that is externally linked to the product.

• CN_EXT

It is a function to control external input and output according to DI type set by customer using CN-EXT Port.

• Add Zone

Function to set whether or not to use a installed 2nd circuit function using mixing kit.

• Use External Pump

This function can be set to control the external water pump.
• 3rd Party Boiler
This function is to configure the 3rd party boiler to be controlled.
• Meter interface
It is the function that can check the status of energy and power on screen. It collects and calculates power or
calorie data to create data for energy monitoring and energy warning alarm pop-ups.
• Pump Prerun/Overrun
Pump Prerun operates to ensure sufficient flow before the compressor is operated. This is a function that allows
heat exchange to work smoothly.
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