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  1. Sensor Kits
  2. 37-in-1 Sensor Kit

Mini Reed

PreviousReed SwitchNextHeartbeat

Last updated 3 years ago

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The reed switch is connected between the two outer pins on the PCB. Without a magnetic field the contacts remain open. A built-in 10 K ohm resistor is connected between the centre pin and the ‘S’ pin. It can be used as a pull up or pull down resistor.