SF4-AH88-N

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Optical sensors are a type of technology designed to detect and transmit information from the physical world to the digital domain. One sub-category of optical sensors, known as photointerrupters, use light to identify the presence or absence of an object in a certain area. Specifically, slot-type photointerrupters have a structure that reveals the opening or closing of a “slot” when an object passes by. A popular type of photointerrupter used in many industrial applications is the SF4-AH88-N with its logic output.

A slot-type photointerrupter, such as the SF4-AH88-N, consists of a light-emitting device, often an LED, and an integrated detector, usually a phototransistor. When an object passes through the slot, it is interrupted by the phototransistor. This results in an output from the LED to the phototransistor, which varies depending on the logic output configuration. As such, this allows sensors to accurately detect the presence of an object near the slot.

The SF4-AH88-N model is popular and used extensively because of its high performance. Its built-in LED provides an intense, wide-angle illumination, eliminating the need for additional lighting. It is also designed to be highly reliable and has built-in protection against ESD, making it well-suited for industrial applications. Furthermore, its molded plastic housing provides an extra layer of protection against dust, dirt, and other environmental contaminants.

The SF4-AH88-N works in two different logic output configurations, NPN and PNP. The NPN configuration is typically used when an object is to be detected near the slot. When the object passes through, it interrupts the phototransistor, resulting in a LOW output signal from the LED. In the PNP configuration, a HIGH output signal is triggered when the phototransistor is interrupted by an object. As such, this makes the SF4-AH88-N highly versatile for use in many different types of applications.

The SF4-AH88-N optical sensor is an excellent choice for applications requiring the reliable detection of objects in motion. Its wide-angle LED and built-in protection against ESD make it highly reliable, and its ability to work in both NPN and PNP logic output configurations makes it versatile and easy to use in many applications. As such, the SF4-AH88-N is a great option for industrial applications requiring the accurate detection of objects in motion.

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