HC-020K is a high resolution, short response speed, wide voltage switch output speed measuring module, with black encoder can measure motor speed (Now provide the encoder type D, hole diameter is 4 mm. Can be used to output shaft is 4 mm motor).

Feature:

• Working voltage: 4.5V to 5.5 V.

• Transmit tube pressure drop: Vf = 1.6 V

• Transmit tube current: 20 mA

• Signal output: A, B two way; The TTL level

• Distinguish precision: 0.01 mm

• Measurement frequency, 100 KHZ

• Encoder diameter: 24 mm

• Encoder type D hole diameter: 4 mm

• The encoder resolution: 20 line

• Speed measuring sensor configuration: The configuration can measures 1 road motor speed