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How to:
Yaskawa Robot Restart Failed due light curtain error
Skill required to complete this article: Controls and level is Beginner.

Question/Problem

 How to allow Robot to continue working when there is a light curtain error. This does not allow the Pallets to load and unload. 

Environment

 Yaskawa Robot 

  

Answer/Solution

 

Step

Details

Image/s

 Check the PLC for which LCPs are getting toggled on and off to make sure that the LCPs are working 

 

 

 If toggling of the PLC is working, make sure that you are getting 24V to the LCPs 

 

  

 Block the LCPs to see if they are communicating when lit up 

 

 

 Check the wiring for between the networks to see if the connection is fit. 

 

 

 

 

Related items

 

 N/A 

Internal Notes

 

N/A

 

Reason for confidentiality

 

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DISCLAIMER:

Information in this document is subject to change without notice and does not represent a commitment on the part of Intelligrated. This information is typical of the questions and general advice given; however, your particular case and circumstances may produce different results or require different recommendations. Therefore, use of this information is not a suitable replacement for contacting Intelligrated Technical Service engineering for specific recommendations and solutions to your application.

 

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In no event, shall Intelligrated be liable for any damages whatsoever including, without limitation, damages for loss of business profits, business interruption, loss of business information, or other pecuniary loss, even if Intelligrated has been advised of the possibility of such damages. Because some states do not allow the exclusion or limitation of liability for consequential or incidental damages, the above limitation may not apply to you.

 

Template updated 2026-06-01 kwk

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 Article Info
 Article ID:  KB-13382
 Published on  6/5/2026
 Last Modified on  6/5/2026
 Last Modified by  Neil Kaszubski
 Original URL:  https://dashboard.intelligrated.com//Knowledgebase/Article.aspx?article=f2896340-2bc5-4630-a4dd-8f28a6558fc0
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