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Description:The speed sensor is a wide voltage, high resolution, short response speed, digital output speed module, with a black code can measure the motor speed.Parameter:Working voltage: DC 4.5-5.5VDrop pressure drop: Vf = 1.6VLaunch tube current: If <20mASignal output: single channel; TTL levelResolution accuracy: 0.01mmLong size: 2.6mm x 2.2mmThe main components: LM393, on the radio infrared measurement frequency: 5KHzPhotoelectric slot width: 6MMInterface definition:VCC: Power supply positiveGND: Power supply negativeOUT: Signal output, can be directly connected to the microcontroller, standby output low level; detected something, output high level, while the indicator light off.Package includes:10 x Speed Code Sensor
10 xGrid Plate
10 x Cable