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Netzone
Netzone - Glossary
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N

NC
Not connected; designates unassigned connections in connection diagrams.

NC machinery
Numerically Controlled machinery; their movements are programmed.

NPN input/output
Transistor input/output circuit implemented with an npn transistor, and thus negative switching.

NV memory
Non-volatile; electronic non-volatile memory for electronic counters for value retention in case supply voltage is interrupted.
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