# SCU6x Controller Servo Center

> We'll explain how the servo center button positions the web guide in neutral and how this differs from the momentary jog buttons

**Last updated:** 2026-03-03

**Source:** https://live-roll2roll.pantheonsite.io/videos/scu6x-controller-servo-center

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In this episode, we'll explore the functionalities of the SCU6x controller, focusing on the different operations of jog buttons, and the servo center feature. We'll explain how the servo center button positions the web guide in neutral and how this differs from the momentary jog buttons. The video also covers indicator states for the servo center operation, including how it transitions from green to red. Future videos will detail more about the methods for servo centering, including using electronic limits and physical proximity sensors.

00:00 Introduction to Web Guide Servo Center
00:35 Understanding Jog Buttons vs Servo Center Buttons
00:55 Operation and Indicators of Servo Center
01:41 Conclusion and Future Topics

## Related Products

- SCU6x

**Tags:** Controllers for web guiding, Controllers for web monitoring, SCU6x

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## About Roll-2-Roll Technologies

Roll-2-Roll Technologies designs and manufactures patented fiber-optic web position sensors and advanced web guiding controllers — the precision measurement and control core of modern roll-to-roll manufacturing. Spun out of Oklahoma State University's Web Handling Research Center and trusted by Fortune 500 medical, battery, and nonwovens manufacturers, our patented sensors work without recalibration at ±0.1mm accuracy up to 760 mpm — typical customer outcomes are 50%+ less downtime and payback under six months. Headquartered in Stillwater, Oklahoma, our team of PhDs, controls engineers, and industry veterans extends the sensor + controller core into complete web guide systems including stepper-motor-based linear actuators (RLA, BLA, LHS).

- Website: https://r2r.tech
- Phone: +1 (888) 290-3215
- Email: sales@r2r.tech