There are two methods of making 2 way switching connection one is 2 wire control and another is 3 wire control.
2 way light switch symbol.
Switch with pilot light.
Two pole switch.
The switch symbols below include spst spdt dpst dpdt make contact break contact two way contact 2 position switch 3 position switch 4 position switch limit switch inertia switch mercury switch and also delay switch such as time delay switch time delay break flow actuate.
All symbols others house electrical symbols switches.
Most of the switch symbols can be changed in their appearance style and color to meet the requirements.
The white wire marked with a black circle are hot not neutral the electricity comes from the source and then goes into the switch box that is spliced then from the light fixture.
Two way single pole switch.
Notice the black wire is the only wire that we are controlling through the 2 way switch.
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You have an incoming hot wire black going to one screw it does not matter if you use the brass or silver screw on the side of the 2 way switch and a black wire from the other screw on the 2 way switch going to the load light ceiling fan etc.
Single pole changeover switch.
The 3 way switch symbol is used to describe a pair of light switches which are found in areas such as a hallway or stairway where a 3 way switch is located at opposite ends.
Multiposition single pole switch.
A 2 way switch wiring diagram with power feed from the light.
Add a small 3 to the upper right corner of the symbol as though you were cubing it to indicate a three way switch.
When you have two different light switches that control the same light.
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4 way switch the 4 way switch symbol describes one or more 4 way switches which are commonly found in very long hallways or stairways where there is more than two access.
1 gang 2 way switch 2 way switch single pole 2 gang switch 3 gang switch.
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Two way switch can be operated from any of the switch independently means whatever be the position of other switch on off you can control the light with other switch.