Functions - LG MULTI V HYDRO KIT ARNH963K2A4 Installation Manual

CN_EXT
Determines the purpose of CN_EXT. Use the CN_EXT connection if the application requires automatic operation control depending on an
external input signal (ON / OFF) with preset mode. Connect the external controller cable to CN_EXT, and set its function on the Hydro Kit
controller (included with the Hydro Kit) through the Installer Setting Mode.
Choose from set values 0 ~ 3 (CN_EXT port setting).
• 0: Not Used (Default)
• 1: Simple Operation
• 2: Simple Dry Contact Operation
• 3: Single Emergency Stop
Table 43: Operation On / Off Control Depending On Input Signal and Set Mode.
Preset Mode
Default
Simple Operation
Simple Dry Contact Operation
Forced Stop
ODU Function Master
1. Setting the Master Outdoor Unit
• Low noise operation control subject can be set
• Low noise operation time setting
• Defrost mode can be set
Low Noise Mode Priority
Setting whether to control using the remote control with the Hydro Kit or through the outdoor unit.
1. Setting Low Noise Operation Using the Outdoor Unit.
• Controlled by the outdoor unit using a DIP switch change on its PCB.
• Function Setting: Low noise operation time menu is inactivated.
2. Setting Low Noise Operation Using the Remote Controller.
• Low noise operation DIP switch setting on the outdoor unit PCB is ignored.
• Function Setting: Low noise operation time menu is activated.
Input Signal
-
Open
Close
Open
Release Dry Contact Lock and Operation On Depending On Dry Contact Auto Setting
Close - Auto Mode: Operation on Automatically
- Manual Mode: Operation on manually
Forced Operation Stop with Forced Lock Setting
Open
(Every controller cannot control operation on)
Close
Due to our policy of continuous product innovation, some specifications may change without notification.
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Operation
Not Used
Operation: Off
Operation: On
Operation Off with Dry Contact Setting
Release Forced Lock
2. Setting the Slave Outdoor Unit
• No noise operation control subject setting
• No noise operation time setting
• No defrost mode setting

Functions

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