Tecfluid LU Series Manual do Utilizador descarregar pdf (Página 11)

3.4 Connection examples

The two usual ways to connect the alarm outputs are NPN or PNP modes, depending on if

the load is connected to the positive or negative terminal.

In the following figures, an example of connection for the alarm 2 in NPN and PNP mode can

be seen.

NPN connection

PNP connection

Coil

LOAD

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Tecfluid LU Series Manual do Utilizador Página 11