Multiple Switches Connected Directly To Same Terminals At Controller; Multiple Switches Connected To A Common Branch Circuit - Navien NPE-180A2 Installation Manual

When you connect the push button switches to the controller, you can run cables from each switch directly to the
controller and connect them to the same terminal. Or, you can run a common branch circuit that runs from the
controller and connect each switch to the branch.
[Multiple switches connected directly to the same terminals at the controller]
You can connect up to 10 push button switches to one HotButton controller.
Note
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Use UTP cables or cables with a diameter greater than AWG 24.
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Make sure that the total cable length does not exceed 328 feet (100 meters).
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Additional push button switches (#GXXX001426) and wall plates (#GXXX001427) can be purchased
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through Navien.
32 Installing the Water Heater
Switch #1

[Multiple switches connected to a common branch circuit]

Switch #2 Switch #3 Switch #10