OPB812W55Z

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Optical sensors are sensors that can sense the presence and amount of light. Photointerrupters represent a type of optical sensor, often used in devices like vending machines and computer keyboards. The OPB812W55Z is a particular model of photointerrupter, categorized as a slot type with transistor output.

The purpose of the OPB812W55Z is to detect objects that pass through its gap. It does this by having an LED on one side and a photoreceptor on the opposite end. When an object passes through the gap, the LED’s emitted light is blocked. This change is detected by the photoreceptor, which in turn sends a signal to the output circuitry. The output from the device is then used to control a connected circuit. This makes the photointerrupter ideal for applications where motion needs to be detected, such as counting objects passing through a slot.

The OPB812W55Z is easy to use, as the slot size is pre-defined. It is also relatively inexpensive, making it a cost-effective choice for applications requiring motion detection. The device itself is quite compact, measuring only 42 millimeters in length and 11.4 millimeters in width. Additionally, the device is durable, meaning it can withstand temperatures ranging from -40°C to 85°C, and has a long lifespan of up to 5 million operations.

Overall, the OPB812W55Z is an effective, inexpensive way to use a photointerrupter in applications where motion needs to be detected and controlled. Its small size, temperature range, and long lifespan make it a great choice for designs where space and longevity are priorities.

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