WF30-60B416

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Optical sensors are electronic or optical devices that are used to detect the presence of an object, measure certain characteristics about that object, or convert one form of information on the object into another type. Photointerrupters, also known as slot type optical detectors, are optical sensors that detect the presence of objects using an infrared light source, a photodiode, or a phototransistor. The WF30-60B416 is an example of such a sensor. This article will provide an overview of the application field and working principle of the WF30-60B416.

The WF30-60B416 is typically used for the detection of objects, such as paper, film, or magnetic cards, with thicknesses ranging from 0.1mm - 0.3mm. It is available in both potted and non-potted versions, and has a slot width of 30mm and a gap size of 0.6mm. The phototransistor output is achieved through two detectors – the light detector and the dark detector. A SOP-8 packaging is provided for easy mounting.

The working principle of the WF30-60B416 is based on the operation of a phototransistor. When light is shone through the slot, the two detectors (light and dark) are placed in the optical path of the sensor. The detector on the light side will generate an electrical signal when the light passes through the slot, while the dark side will produce a weaker signal because it not exposed to light. The two signals are generated separately and then summed together in a differential summation stage to create an output signal. This output signal is then sent to a control device to determine if there is an object present in the light source.

In addition to being used for object detection, the WF30-60B416 can also be used for positioning and speed sensing applications. Using two sensors, one on the light side and one on the dark side of a moving object, the speed of the object can be detected. The object\'s position can also be determined by measuring the output signal at various points along the slot. This can be useful in applications such as material handling systems, packaging equipment, and process control.

The WF30-60B416 is a highly accurate and reliable optical sensor that is suitable for a wide range of applications. It is available in both potted and non-potted versions and features a slot width of 30mm and a gap size of 0.6mm. The phototransistor output is achieved through two detectors – the light detector and the dark detector. It is easy to install, low cost, and can be used for object detection, positioning, and speed sensing applications.

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