The Keyes KY-040 rotary encoder is a rotary input device (as in knob) that provides an indication of how much the knob has been rotated AND what direction it is rotating in. It’s a great device for stepper and servo motor control. You could also use it to control devices like digital potentiometers.
Features
- 360º free rotation.
- Type: Incremental Encoder.
- 20 steps or cycles per revolution
- Incremental type encoder
- Can work on low voltages
- Maximum operating temperature: 0°C to + 80°C
- Easy interface
- Long life
- Size: 32 x 19 x 30 mm.
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