The Optek OPB991T51Z is a slot type optical sensor with logic output. It is designed for use in a variety of applications, including motion sensing, position sensing, and object detection. The sensor features a 3.18mm slot width and a wire-to-board connection. It is capable of detecting objects up to a distance of 5mm and has a response time of 1ms. The sensor is also equipped with a built-in LED indicator for easy visual confirmation of operation.

The OPB991T51Z is designed to be used in a wide range of applications, including industrial automation, robotics, and medical equipment. It is capable of detecting objects with a high degree of accuracy and reliability. The sensor is also designed to be resistant to environmental factors such as dust, moisture, and vibration. Additionally, the sensor is RoHS compliant and is UL recognized.

The OPB991T51Z is a reliable and cost-effective solution for a variety of applications. It is easy to install and requires minimal maintenance. The sensor is also designed to be compatible with a wide range of microcontrollers and other electronic components.