HEDS-5505#I04

Encoders and HEDS-5505#I04

Encoders are magnetic devices that provide position information to other electronic circuits. They form part of automation control systems in industry, and are used extensively in robotics for detecting and tracking movements. As part of a motion control system, an encoder is used to measure the distance and speed of a moving part. The HEDS-5505#I04 Optocoupler Encoder is a hybrid transducer that combines the capability of an optical incremental encoder with a complementary output stage.

Application

The HEDS-5505#I04 is a versatile transducer suitable for a variety of applications, including high speed and speed sensing motor applications, servo systems, and any motion control application requiring accuracy and reliability. A phase-shifted optical system by an integrated optocoupler, used in the HEDS-5505#I04, maximizes the tolerance to misalignment, ensures a long lifetime of operation, and significantly improves the immunity to environmental noise.

The HEDS-5505#I04 transducer itself is self-contained and requires no external power source. With a wide range of operating temperatures, the HEDS-5505#I04 is well-suited for vibration prone applications such as robotic arms and medical imaging systems. The HEDS-5505#I04 has exceptional jitter, making it suitable for high precision applications. In addition, the HEDS-5505#I04 is produced in a range of resolutions up to 15 bits, making it an ideal choice for applications which require a very high resolution.

Working Principle

The HEDS-5505#I04 optocoupler encoder consists of two parts: a rotating code disk and an optical device. The code disk, mounted on the device\'s shaft, contains a series of light-transmitting channels and slots around the perimeter. These channels and slots vary in width and distance within the code wheel. As the code disc rotates, the optical device on the encoder reads each slot and channel. To achieve a higher resolution, more channels can be used on the code disk.

The optical device, a phototransistor, converts the varying intensity of the light signal emitted from the code wheel to a pulse-width-modulated signal. The presence of a slot or channel determines the width of the pulse generated by the optical device. This signal is then processed by an internal microcontroller to create a digital output which is proportional to the encoder\'s angle. As the system is optical, it is not affected by dirt or dust, and can operate reliably in harsh environments.

Conclusion

The HEDS-5505#I04 Optocoupler Encoder is a versatile transducer that combines the features of an optical incremental encoder with a complementary output stage. It is suitable for a variety of motion control applications, which require an accuracy and reliability. Its wide operating temperature range and high resolution make it ideal for customized solutions and various manufacturing processes. The optocoupler encoder\'s phase-shifted optical system and pulse-width-modulated signal provide a reliable output in challenging environments. As a result, the HEDS-5505#I04 is a valuable addition to any motion control system.