The 'Push' input on the dimmer will continue to work, but if you are going to use it, the Casambi app will not recognize this, so you will not see anything change in the lamp field while your lamp is indeed dimming. If you then start dimming in the Casambi app again, the correct dimming value will be displayed again in the lamp field.
The N terminals of this unit are interconnected internally. So you may use the outgoing N, but you do not necessarily have to if you prefer to use the N in the central box and therefore only use the dim wire.
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