SL-A11

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Optical sensors are essential for robotic systems, machine automation, and many other industrial applications. Photointerrupters are one type of optical sensor that use light to detect the presence of an object. This type of sensors detect the interruption of a beam of light to detect the presence of an object. Slot type photointerrupters, like the SL-A11, provide a logic output in response to the interruption of the light, which can be used for a variety of applications.

The SL-A11 slot type photointerrupters are an active optical sensor, meaning they contain an internal electronic circuit. The slot type provides a sensing distance of 2 to 3mm, with a maximum frequency response of 100kHz. It operates using an LED light source and can be used to detect objects made of any material, including metal.

The SL-A11 has two sides – an input side and an output side. The input side is the sensing region, which contains the LEDs inside the slot. The light from the LED is projected towards the output side, and in the absence of an object, the light is not interrupted. When an object is present, the light is interrupted and the SL-A11 outputs a low voltage (V_ss) on the output side.

The SL-A11 is typically connected to a controller, such as a microcontroller, to receive the logic output of the photointerrupter. The controller is then able to act upon the input received from the photointerrupter to implement the desired application.

The SL-A11 slot type photointerrupter can be used in a variety of applications where the presence of an object needs to be detected. This includes applications like presence detection, automatic door openers, and robotics. The slot type photointerrupters can also be used in indexing applications, where multiple reports or events are triggered to complete a sequence or cycle.

The SL-A11 is an affordable and easy to use photointerrupter that provides a logic output in response to the interruption of a light beam. It is a reliable and versatile optical sensor that is suitable for a wide range of applications, from presence detection to machine automation.

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