General Technology
1. How does absolute position feedback work? 2. What are the best practices for mounting a glass scale to a titanium hub? 3. What are optical encoders? 4. What types of rotary encoders does Celera Motion offer? 5. What determines the talbot plane (the z-height between the scale and the readhead)? 6. Are there downsides to a talbot imaging based optical encoder? 7. What optical encoders work in vacuum environments? 8. What is the difference between a kit encoder and a fully packaged encoder? 9. What is the difference between absolute encoders and incremental encoders? 10. How is the encoder output frequency specified? 11. What solvent should be used to clean scales? 12. Is it possible to remove an adhesive-backed tape scale and then reuse it? 13. What adhesive should be used to mount a scale on a hub? 14. What is the difference between Magnetic vs. Inductive vs. Optical Encoders technology? 15. How is resolution determined for an application if the customer does not know the performance requirements? 16. What is MMA and how does it work? 17. How does resolution, accuracy and repeatability effect position feedback in a control system? 18. What is meant by the Celera Motion specific term “Megastate”? 19. How does scale eccentricity or bearing runout affect angular error? 20. Where can I find datasheets and interface drawings for a legacy product?
    Product Specific
    1. What is the accuracy of Aura absolute encoders? 2. If the Aura absolute optical encoder is within alignment tolerances, is calibration necessary for the published accuracy specification? 3. How do I know if the Aura absolute optical encoder is within alignment tolerances? 4. What communication interfaces are supported by the Aura absolute optical rotary encoder? 5. Why do Mercury optical encoders use a laser in the sensor readhead? 6. What is the biggest source of angular error? 7. How necessary is the calibration process for the Aura absolute optical encoder? 8. Is the alignment tool required for installing the Mercury II optical encoder? 9. Is the Smart Precision software included in the purchase of a Mercury II encoder? 10. How can I achieve up to 22 bits of resolution from the Aura absolute optical encoder? 11. How many Aura Series absolute optical encoders can be BiSS daisy-chained? 12. What is the difference between the Aura Series optical absolute encoder chip model part numbers AUR-R-B-0002-WP and AUR-R-B-0003-WP? 13. Are the communication protocols offered with Aura Series absolute optical encoders supported by Ingenia servo drives? 14. For the Optira encoder, why does the analog version not need calibration, whereas the digital version requires a calibration step? 15. Where can I access the SmartPrecision software for Aura? 16. Where can I access the SmartPrecision software for Mercury II? 17. I have installed SmartPrecision II and connected to the host PC through the ATMII5000 alignment tool but I am seeing an error message in the software. What is causing this error message? 18. Where can I access the SmartPrecision software for the SS200x, SS300x, and SS350x interpolators?