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Installing the Modbus Interface Module
CAUTION
You should switch off the power supply and disconnect the power cable.
(Abnormal operation of the product may occur due to the electric problem.)
3
Set the address of the Modbus interface module.
After changing the indoor unit settings (address, 'Use of central control' option), the interface module must be reset.
polarity. If the polarity does not match, communication is impossible.
4
Set the 'Use of central control' option for indoor units.
CAUTION
You should switch off the power supply before installation.
The wiring should be installed in accordance with electric wiring regulations and should be placed inside the wall so that
users cannot touch them.
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