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 - Photointerrupters - Slot Type - Transistor Output

HOA1870-033 Application Field and Working Principle

The HOA1870-033 is a slot type transmissive photointerrupter, also known as a slot sensor. This photointerrupter sensor is designed to detect the presence or absence of an object by recording the interruption of light. The sensor can distinguish between a dark and light target when a beam of light is momentarily blocked. Objects placed between the emitter and receiver will cause the device to react accordingly.HOA1870-033 photointerrupter sensors are often used in automated machinery and industrial equipment, where detecting if an object is in a certain area is necessary. Photointerrupters can also be found in automatic door openers, amusement park rides, security systems and vending machines.

A HOA1870-033 photointerrupter consists of two parts: an infrared emitting diode (IRED) and a silicon NPN photocoupler. The IRED generates an infrared beam of light that is directed towards the NPN photocoupler. When the infrared beam is uninterrupted between the emitter and receiver, the photocoupler remains off and the load is in an off state. When an object or obstacle casts a temporary shadow across the path of the infrared beam, the photocoupler is set in an on state, thereby activating the load. A slot type, or slotted, photointerrupter provides an output that is switched on and off whenever an object passes through the gap in the device.

HOA1870-033 photointerrupters provide an economical, reliable and easy-to-use method of detecting interruptions in light. They are generally built into an electronic system using one or more connectors, depending on its intended use. In an industrial application, a HOA1870-033 photointerrupter may be used to control a conveyor system by detecting when objects such as boxes are placed onto the conveyor belt. They are also used for counting the number of items travelling on the conveyor. In addition, slot type photointerrupters can be used to detect the speed of an object, by measuring the frequency of interruptions in the light.

HOA1870-033 photointerrupter sensors are typically reliable, accurate and cost-effective. They can easily be built into a system, replacing more expensive mechanical sensors such as switches. The sensor is capable of detecting objects as small as 0.3mm in size, and can be used in ambient temperatures up to 105°C. The advantage of a HOA1870-033 photointerrupter over other types of sensors is its ability to measure the speed of an object without requiring any physical contact.

HOA1870-033 photointerrupter sensors are widely used in a variety of applications, from automation to medical diagnosis. They can be used to detect the presence or absence of objects, measure an object’s speed, and also count the number of objects travelling over a certain period of time. With its easy installation, reliable accuracy and wide operating temperature range, the HOA1870-033 photointerrupter has become the preferred choice for many industries.

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