I have not used IQ yet but kind of the obvious question... you did select the box to upload the code and parameters when you uploaded and downloaded the program correct? I have never had a issue with them going back to default
Hi, I have a similar problem... I'm trying to connect the same weinview HMI (COM1) to the RS 485 2W port of a DVP28SV PLC. I'm getting the PLC no response message. Setting: