4 connection examples, Coil – Tecfluid LU Series User Manual

Page 11

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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

LOAD

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