normally open switch
1Normally open — In electronics, a normally open switch is one that normally prevents current flow and which allows current to flow when it is perturbed. Such a switch requires a constant intervention in order to keep it closed.ee also*Normally closed *Relay …
2Switch — For other uses, see Switch (disambiguation). Electrical switches. Top, left to right: circuit breaker, mercury switch, wafer switch, DIP switch, surface mount switch, reed switch. Bottom, left to right: wall switch (U.S. style), miniature toggle… …
3Normally closed — In electronics, a normally closed (abbreviated NC) switch is one that normally allows current to flow and which prevents current flow when it is perturbed. A switch that is closed conducts electricity. Normally closed switches are often spring… …
4Inertial switch — An inertial switch is a switch, firmly mounted upon a vehicle or other mobile device, that senses shock or vibration. It is a part of electrical circuits that may either enable or disable some function.DisconnectThe switch shown to the right is… …
5Open-source software — The logo of the Open Source Initiative Open source software (OSS) is computer software that is available in source code form: the source code and certain other rights normally reserved for copyright holders are provided under a software license… …
6Reed switch — Reed relay and reed switches Showing the contacts clearly The …
7Miniature snap-action switch — Comparison of some different switches. A miniature snap action switch, also trademarked and frequently known as a micro switch, is an electric switch that is actuated by very little physical force, through the use of a tipping point mechanism,… …
8Stepping switch — In electrical controls, a stepping switch is an electromechanical device which allows an input connection to be connected to one of a number of possible output connections, under the control of a series of electrical pulses. They could step on… …
9Changeover switch — A changeover switch, more commonly called an SPDT switch, is a type of switch that can be positioned in two closed states. The switch has three pins: the common (C) pin, the normally closed (NC) pin, which is connected to the common pin when the… …
10Railroad switch — For other uses, see Switch (disambiguation). A right hand railroad switch with point indicator pointing to right …
