{}

Our Brands

Impact-Company-Logo-English Black-01-177x54

Welcome to the Schneider Electric Website

Welcome to our website.
Search FAQs
What causes Concept Modbus connection error 'OL9-1501 Timed out waiting for response from controller'.
Troubleshooting:
  • If configured for MB RTU mode, switch to ASCII mode. Put switch in ASCII position and connect to MB1 with ASCII 7, 1, even.
  • If using USB converter, turn off wireless card , if present.
  • Disable AB drivers
  • Confirm pinout of Modbus cable.
MB parameters correct?  9600, 8, 1, even

Schneider Electric Philippines

Explore more
Range:
Articles that might be helpful Users group

Discuss this topic with experts

Visit our Community for first-hand insights from experts and peers on this topic and more.
Explore more
Range: