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Broken Light Blocking/Photo Interrupt Sensor (KY-010)

SKU: E1B2EJ9Q3W
The KY-010 Photo Interrupter Sensor Module is an optical detection sensor designed to detect the presence, movement, or interruption of an object passing through its sensing slot. The module consists of an infrared LED emitter and a phototransistor receiver positioned opposite each other in a U-shaped housing. When an object blocks the infrared beam between the emitter and receiver, the...
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Orders placed before 3 PM IST will be shipped on the same day (excluding Sundays and Public holidays) through our shipping partners. In rare cases, the pickup may get delayed during Public holidays / Bandh / Environmental disturbances.

Specifications

Specifications:

Module Type: Photo Interrupter Sensor Module
Model: KY-010
Sensor Type: Optical Slot Sensor
Detection Method: Infrared Beam Interruption
Operating Voltage: 3.3V to 5V DC
Operating Current: Less Than 20mA
Output Type: Digital Output
Signal Logic: TTL Compatible
Emitter Type: Infrared LED
Receiver Type: Phototransistor
Slot Width: Approximately 5mm
Response Time: Fast Response
Detection Distance: Within Slot Width
Interface Pins: VCC, GND, S
Operating Temperature: -25°C to +85°C
Storage Temperature: -40°C to +85°C
Mounting Type: Through-Hole Module
PCB Dimensions: Approximately 18.5mm × 15mm
Compatibility: Arduino, ESP32, STM32, Raspberry Pi Pico, AVR, PIC

Additional Resources

Interrupter Sensor.PDF

FAQ

1. What is the KY-010 Photo Interrupter Sensor used for?

The KY-010 is used to detect objects that interrupt an infrared beam, making it suitable for counting, position sensing, speed measurement, and automation applications.

2. How does the KY-010 sensor work?

The module contains an infrared emitter and receiver. When an object blocks the infrared beam passing through the slot, the output state changes.

3. Can the KY-010 be connected directly to Arduino and ESP32 boards?

Yes, the module provides a digital output signal that can be directly connected to Arduino, ESP32, STM32, Raspberry Pi Pico, and other microcontrollers.

4. What is the typical application of the KY-010 in robotics?

The sensor is commonly used for wheel encoders, motor RPM measurement, object counting, and position detection systems.

5. Does the KY-010 require physical contact with the object being detected?

No, the sensor operates using infrared light interruption, allowing completely non-contact detection.

View full product details

The KY-010 Photo Interrupter Sensor Module is an optical detection sensor designed to detect the presence, movement, or interruption of an object passing through its sensing slot. The module consists of an infrared LED emitter and a phototransistor receiver positioned opposite each other in a U-shaped housing.

When an object blocks the infrared beam between the emitter and receiver, the sensor changes its output state, allowing precise detection of motion, position, rotation, or object counting. Due to its high accuracy and fast response time, the KY-010 is widely used in encoder systems, motor speed measurement, object counters, automation equipment, and robotics applications.

The module can be easily interfaced with Arduino, ESP32, STM32, Raspberry Pi Pico, and other microcontrollers through its digital output signal.

Key Features

  • Optical beam interruption detection
  • U-shaped photo interrupter design
  • Infrared emitter and receiver pair
  • High-speed object detection
  • Digital output signal
  • Non-contact sensing operation
  • Fast response time
  • Compact PCB module design
  • Reliable and stable performance
  • Low power consumption
  • Easy microcontroller interfacing
  • Suitable for counting and positioning applications
  • Compatible with Arduino, ESP32, STM32, and Raspberry Pi
  • Ideal for robotics and automation projects