Switches reed indicator Switches and sensors Reed arduino sparkfun hookup
How the Reed Switch Works (ART503E)
Wiring the cable: reed switch arduino wiring
Automatic chess board: reed switch wiring diagram
[contest] my 12 input high precision pulse counter (kwh/ w)Wiring reed switch module with arduino microcontroller How the reed switch works (art503e)Reed switch wiring board chess diagram schematic.
Switches normally spdt .