Table of Contents
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3. Installation
3.1. Physical connection
The MelcoRETAIL MINI has a 1 metre flying lead to connect directly into the CN105/CN92 connector on the controller
PCB.
3.2. Power supply
The MelcoRETAIL MINI is powered from the CN105/CN92 air conditioner host connector at 12V DC and therefore
does not require an external power supply.
3.3. RS-485 connection
The MelcoRETAIL MINI has a 3-way screw terminal to provide Modbus RTU communication via RS-485. See chapter
5.3 for more details.
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