Rockwell-automation 150 USE MN/SMC DIALOG + CONTROLLER Manual do Utilizador descarregar pdf (Página 184)

Glossary-4

Status The condition at a particular time of any numerous entities within a system. These

conditions may be represented by values in a status line.

Surge Protection The process of absorbing and clipping voltage transients on an incoming AC line

or control circuit. MOVs (Metal Oxide Varistors) and specially designed R-C net-

works are usually used to accomplish this.

Toggle To switch alternately between two possible selections.

Transient A momentary deviation in an electrical or mechanical system.

UL Underwriters Laboratories (an approval agency).

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Rockwell-automation 150 USE MN/SMC DIALOG + CONTROLLER Manual do Utilizador Página 184