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Absolute rotary encoder
In positioning tasks, the absolute encoders relieve the controller of computation tasks and keep prices down by eliminating the necessity of added input elements. Absolute rotary encoders offer a clearly coded numerical worth for every shaft position.In the past, point-to-point connections were oftentimes created for serial data transmission, however, these days fieldbus systems are getting used a lot. Moreover, reference runs once the machine is switched on or when power failures are not any longer needed because the current position price is accessible in real time. Parallel absolute encoders transmit the position price to the analyzing electronics through many parallel cables. Serial absolute encoders transmit their output parameters via standardized interfaces and protocols.