Posted 19 Aug 2014 Hi every one. like other member , I have the problem with communication between HMIGTO5310 and Schneider PLCm340 !! they both connect to a switch ,Ethernet cable . I receive the error msg on Megalis :Failed to open connection to PLC. Share this post Link to post Share on other sites
Posted 22 Aug 2014 Hi. This works without any problems. You have a fault on your configuration. Post a screendump of your M340 configuration and your IO driver in Vijeo designer. Share this post Link to post Share on other sites