You are currently viewing the content available in Vietnam. If you are looking for information for another region, please select the correct country from the top-left dropdown in the page and 'Navigate to Browse FAQs' in the Support menu.
Issue:
How many Magelis HMIs could be connected to the M221 over Modbus/TCP?
Product Line:
TM221, Magelis, XBTGK/GT/GH, HMIGTO/GTU/STO/STU, iPC
Resolution:
The M221 controllers that has ethernet can have 8 HMIs communicating to it. If it is serial, then there is only one Modbus Client.
If this FAQ did not solve your issue, you can chat with us at chat with us or e-mail us at customer.services@se.com to create a case with our Technical Support Team.
If you are not located in North America, please contact your local Customer Care Center for assistance:
Released for: Schneider Electric Vietnam
