OPB991L51Z

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Optical Sensors use the physical phenomena of light to detect the surrounding environment. The OPB991L51Z photointerrupter is a type of optical sensor that uses an optical slit or aperture to detect objects passing by. It is a slot-type sensor and has a logic output, meaning the output of the sensor is either 0 or 1. This type of photointerrupter is well-suited for very high-speed applications because it can switch states in a matter of nanoseconds.

The OPB991L51Z photointerrupter consists of two parts: an emitter and a detector. The emitter is typically a light-emitting diode (LED) that emits a beam of light. The detector is a phototransistor that detects the light and turns it into electrical signals. The two parts are separated by a precisely machined optical slit or gap. When a target passes through the slit, it blocks the light from reaching the phototransistor, and the output of the sensor switches to a logic 0. When nothing blocks the light, the output remains in a logic 1 state.

The OPB991L51Z photointerrupter is specially designed for high-speed applications. It has a very fast response time of 15ns, and its operating temperature range is rated from -40 to 125⁰C. This allows it to be used in a wide range of industrial applications that require high-speed operation and extreme temperatures. For example, it could be used to detect the motion of metal parts in a factory, or to detect the position of a vehicle or robot arm in an automated assembly line.

The OPB991L51Z photointerrupter can be used in a variety of applications due to its high speed and wide operating temperature. It is often used in motor speed applications and linear actuators. In motor speed applications, the sensor is typically mounted near the motor\'s output shaft and read at high speed. Machine operators can then monitor the speed of the motor in real time. In linear actuator applications, the photointerrupter is mounted on the actuator and read at high speed. This allows for accurate position detection of the actuator at all times.

The OPB991L51Z photointerrupter is also widely used in security and access control systems. It is usually mounted near the entrance or exit of a building and reads tags or codes attached to people, objects, or vehicles. When the tag or code is read, the photointerrupter triggers a signal that can be used to unlock a door or gate, or to control an alarm system.

Finally, the sensor can also be used in motion detection systems. It is typically mounted near an area that needs to be monitored, and read at high speed. When a target passes through the sensor, it triggers a signal that can be used to trigger an alarm or record the event.

In conclusion, the OPB991L51Z photointerrupter is an optical sensor that uses a precisely machined optical slit to detect objects passing by. It is a slot-type sensor and has a logic output, meaning the output of the sensor is either 0 or 1. Its fast response time and wide operating temperature range makes it suitable for a variety of industrial applications, including motor speed detection, linear actuator position detection, access control, and motion detection.

The specific data is subject to PDF, and the above content is for reference