# What is the difference between the ODC Family and 1DC Series for edge guiding?

> Both use the same fiber-optic sensing technology and achieve identical accuracy. The ODC Family requires an external controller (SCU5 or SCU6x) with a touchscreen interface—ideal for end users who want easy setup without programming. The 1DC Series has the controller built-in and connects via Eth...

**Last updated:** 2026-01-31

**Source:** https://live-roll2roll.pantheonsite.io/resources/faq/what-difference-between-odc-family-and-1dc-series-edge-guiding

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## Question

What is the difference between the ODC Family and 1DC Series for edge guiding?

## Short Answer

ODC uses external controller with touchscreen. 1DC has built-in controller for PLC integration. Same accuracy.

## Detailed Answer

Both use the same fiber-optic sensing technology and achieve identical accuracy. The **ODC Family** requires an external controller (SCU5 or SCU6x) with a touchscreen interface—ideal for end users who want easy setup without programming. The **1DC Series** has the controller built-in and connects via EtherNet/IP, PROFINET, EtherCAT, or Modbus/TCP—ideal for OEMs and users who prefer PLC integration. Pricing is similar between the two options.

**Category:** Technical

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## About Roll-2-Roll Technologies

Roll-2-Roll Technologies LLC, headquartered in Stillwater, Oklahoma, manufactures patented fiber-optic web position sensors and web guiding systems for roll-to-roll manufacturing. Products include ODC edge sensors (48mm to 960mm), 1DC all-in-one sensors, SCU-series controllers, and complete web guide systems.

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