FT-J8

Series:	FX-500
Part Status:	Active
Sensing Method:	Through-Beam
Sensing Distance:	--
Voltage - Supply:	--
Response Time:	--
Output Configuration:	--
Connection Method:	Cable
Ingress Protection:	--
Cable Length:	78.740" (2000.00mm)
Light Source:	--
Adjustment Type:	--
Operating Temperature:	--

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Optical Sensors - Photoelectric, Industrial

Optical sensors are sensors that measure light or photos through the electromagnetic spectrum or through visible radiation. Optical sensors are used in a wide range of industries and applications. One of the most popular and widely used optical sensors is the FT-J8. This article will discuss the application field and working principle of the FT-J8.The FT-J8 is a type of industrial photoelectric sensor used for light-level detection and regulation in factory automation, industrial robotics, and transportation. It is equipped with an LED light source and a high-sensitivity phototransistor that can detect and convert light signals into electric signals.The FT-J8 is versatile and can be used in a variety of applications such as:-Light levels or presence detection-Position detection-Object proximity sensing-Counting of objects or items-Door open/close detection-Detecting presence or absence of an object-Speed control-Obstacle detection The FT-J8 has a tight light spot with a range of 0-30 cm, which ensures accuracy and precision of the detection, while also reducing the rate of false detections. The sensing range can also be extended by increasing or decreasing the sensitivity via the onboard potentiometer.The FT-J8 has a simple and robust design, which allows for easy installation and positioning of the device. It is recommended for use in dynamic areas, ranging from harsh environments to non-hazardous locations.The feature that differentiates the FT-J8 from other optical sensors is its automatic gain control (AGC). This feature enables the FT-J8 to adapt to different ambient light levels and environment changes. In other words, the FT-J8 can automatically adjust its sensitivity depending on the light levels in the surrounding environment, thus eliminating manual fine-tuning.The FT-J8 can be used in a variety of environments, including: industrial robots, pneumatic systems, automated packing systems, materials handling equipment, and warehouse automation. Its widest application is in automated door open/close systems. The FT-J8 can detect the presence of an object within the detection range and automatically trigger the doors open or close.When it comes to the working principle of the FT-J8, it is based on a simple technologycalled time-delay integration. The FT-J8 incorporates an LED light source and a high-sensitivity phototransistor. When an object is detected, a signal is sent to the phototransistor, which then produces an electronic signal. The signal is then tripped through time-delay integration from the potentiometer to further reduce noise. The output of the FT-J8 is either a current or Voltage signal, depending on the model.The FT-J8 is an economical, simple-to-use, and reliable optical sensor. Its range of applications and features make it an excellent choice for many industrial sensing needs. With features like AGC, the FT-J8 can efficiently adjust its sensitivity according to the environment to deliver accurate results without manual fine-tuning. Its ability to detect objects within a 0-30 cm range provides precision and makes it ideal for a number of sensing tasks. By using the FT-J8, higher levels of automation can be achieved, resulting in cost and time savings.

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