PM-L25

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Photointerrupters are devices used for sensing the presence or absence of a body, often an object or a person, in a given area or space. They are commonly used to detect the presence of an object in a system or process, such as in a conveyor or other automatic system. Photointerrupters come in a variety of forms including slot, logic output, and transmission, which all have different properties and benefits. The PM-L25 is a logic output photointerrupter specifically designed for applications that require sensing of the presence or absence of an object with high accuracy and reliability.

The PM-L25 consist of an emitter and a receiver circuit, each equipped with an LED and a photodiode. The two photodiodes are set in the same package and placed in opposing positions. The emitter emits infrared light which is then detected by the receiver when an object passes between the two. When the infrared light is interrupted, it will turn on a logic output, indicating the presence of an object; when the object is gone, the logic output turns off. This feature allows the PM-L25 to detect objects regardless of its shape or size and with a high degree of accuracy.

The PM-L25 is a slot type photointerrupter, meaning that the emitter and receiver circuits can operate in a variety of angles and positions, giving users the flexibility to install and adjust the device in any orientation. This means that the device can be used in tight spaces without sacrificing accurate detection. Additionally, the PM-L25 comes with built-in noise suppression filters, allowing it to detect objects even in noisy environments.

The PM-L25 also excels in terms of response time. When an object is detected, the logic output can be activated within 8 microseconds, making it ideal for use in high-speed applications such as automated conveyor lines. In addition, the PM-L25 boasts a high detection repeatability rate of around 1%. This means that once a few objects have been detected, the device can accurately detect the same objects in the future regardless of their size and shape, making it ideal for automated applications.

Finally, the PM-L25 also has a wide operating temperature range, with its rated temperature range being -40 to +85 degrees Celsius. This makes the device suitable for use in harsh and extreme environments where the temperature fluctuations are significant and could affect the performance and accuracy of detection.

In conclusion, the PM-L25 is a highly accurate and reliable slot type logic output photointerrupter, designed specifically for sensing the presence or absence of an object with high accuracy and reliability. Its wide operating temperature range, high accuracy and repeatability rate, and fast response time make it ideal for use in a variety of applications, including automated conveyor lines and other automated processes.

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