TR4-SDM01C

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Proximity sensors are electronic devices designed to detect objects or environmental elements without physical contact. They operate by using an electromagnetic field or a physical property such as light or sound. Proximity sensors are ideal for a range of application fields, from automation and robotics to biomedical systems. One such sensor is the TR4-SDM01C, a Proximity sensor that has a unique design and purpose. This article will explore the key features of the TR4-SDM01C, its application fields and how it works.

Key Features

The TR4-SDM01C is a robust dust- and water- proof Proximity sensor. It also features a long-distance range of up to 8 meters and a wide angular field up to 120°. It is also designed for extended temperatures from -20°C to +70°C, which makes it suitable for outdoor applications. Other features include overload protection, reverse-polarity protection, and open/short circuit protection.

The sensor has an adjustable sensitivity range, which increases its accuracy and performance. This is a significant advantage, as it ensures the sensor can accurately detect and discriminate targets from different distances and angles. Furthermore, it offers a potentiometer for fine-tuning the gain and a LED to indicate the operation state of the sensor.

Application Field

The TR4-SDM01C is suitable for a range of application fields including robotics, automotive, industrial automation, and indoor/outdoor security. For example, it can be used to detect objects, openings, and people in a factory setting. It can also be used as an obstacle-detecting device for robots, helping them to navigate an environment without running into anything. It can also be used for automated fence security, where it can detect people and objects and activate an alarm warning system. Finally, the TR4-SDM01C can be used as an optical safety device to detect presence in a factory environment and shut off machines when someone enters a hazardous area.

Working Principle

The TR4-SDM01C incorporates an industrial-grade infrared photodiode (photosensitive resistor), a capacitor, and an oscillator connected in a bridge circuit. It works by emitting an infrared beam from the infrared LED and detecting the light reflected from the target. When a target is detected, the circuit is triggered, generating a square wave, which further triggers an alarm warning. In addition, the infrared beam is capable of detecting targets at up to 8 meters, which can be adjusted using the built-in potentiometer.

The TR4-SDM01C also has built-in overload protection and reverse-polarity protection, which prevents the sensor from malfunctioning even under extreme conditions. Furthermore, it is designed to operate at low-voltage levels to conserve power, making it suitable for battery-powered applications.

Conclusion

In conclusion, the TR4-SDM01C is a robust, dust- and water-proof Proximity sensor with extended temperature range, long-distance range, and wide angular field. It is suitable for a range of application fields from robotics and automotive to industrial automation and indoor/outdoor security. The TR4-SDM01C operates by emitting an infrared beam, which is capable of detecting targets at up to 8 meters, and has built-in overload and reverse-polarity protection.

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