RPI-2501

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Optical sensors based on photointerrupters are commonly used for various applications. Most of these photointerruptors are of the “slot type”, i.e. they have two parts, the sensor itself and an LED optically coupled to it. The RPI-2501 Transistor Output Slot type photointerrupter is such an device. It consists of an infrared LED (Infrared Emitter Diode), a photodetector, and a high-speed, open-collector inverting transistor switch. The device works with digital logic systems and acts as an isolator between two logic families.

The RPI-2501 optical Sensor contains an infrared emitting diode (IRED) and a photodetector with a highly sensitive area. The photodetector is divided into two parts. The first part is a light-sensitive part which consists of a diode forming the optically sensitive area. The second part is the receiving segment, which consists of a transistor. This transistor, together with the IRED, forms the optical coupler. The photodetector converts light energy into electrical signals which is then used to control a transistor switch.

The working principle of the RPI-2501 is quite simple. It uses a photodetector formed by an infrared LED (IRED) and a phototransistor, which, when separated by an opaque material, creates an analog signal when light is incident upon the photodetector. The analog signal generated is amplified and used to drive a transistor switch. The transistor switch is then used to control the desired application. When the light is obstructed, the analog signal drops and the transistor switch opens, terminating the connection.

The RPI-2501 is mainly used for intruder alarm systems, vending machines, security systems and other industrial applications. It can also be used for measuring the speed of a rotating object, sensing a position or a movement, detecting the presence of an object passing through its detection zone, sensing the presence of light or absence of light and for controlling the lighting in automation systems. In these applications, the RPI-2501 detects changes in light intensity and transmits signals to the corresponding equipment and systems.

In conclusion, the RPI-2501 Transistor Output Slot type photointerrupter is an optical sensor which is used for various applications. It works on the principle of converting light energy into electrical signals which is used to control a transistor switch. The RPI-2501 is used in intruder alarm systems, vending machines, security systems and other industrial applications.

The specific data is subject to PDF, and the above content is for reference