Using Single Splits In A Group; When Using Fault Output; When Not Using Fault Output - Mitsubishi Electric Procon IO-INTERFACE Installation Manual

8.2. Using single splits in a group

It is recommended to use one IO-Interface per indoor unit, however if the fault output is not used one IO-Interface can
be used per twin / triple / quad system.

When using Fault output

8.2.1.

When not using Fault output

8.2.2.
IO Interface
Fault output
IO Interface
IO Interface
Fault output
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