TN - How to detect an MS Light Curtain error

Modified on Tue, 30 Sep at 4:30 PM

Summary/Issue Description

This document will consist of how to properly detect and read the error of an MS light curtain so it can be properly troubleshooted.


Root Cause

These light curtains are getting really old, but there are some users out there since they are reliable equipment, and changing to the new series requires a lot of steps and new equipment


Solution

Focus on the first 7 LEDs on the emitter side of the light curtain.


Based on the following table, we can start the troubleshooting process.



Date/Revision History

First review 25/09/2025 V1.0



Author:

Diego, Roses, Technical Support Engineer


References

Document attached

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