Siemens S7-300 and Modbus ASCII

Similar Topics

Hi, I'm setting up a modbus master on an S7-300. It seems to work in OB1 but not when I use it in OB35. Does anyone have any ideas why? Could...
Replies
10
Views
140
Dear sirs, Currently i am working on a project which requires to connect the plc ethernet port to monitoring devices, for your information the...
Replies
7
Views
8,046
Hello Guys, I'm working on a project in which i have to communicate my own plc with A siemens S7-300 plc by modbus protocol ? 1- What should i...
Replies
3
Views
1,856
Hello all. I have an ESA HMI that is connected to a Simatic S7-300 (CPU312). I have uploaded the program from the PLC which is written with Step7...
Replies
6
Views
1,495
Hello. There is a problem with Siemens S7 300. We got a replacement PLC but it does not run the program from the MMC. The new PLC is dated 2011...
Replies
3
Views
734
Back
Top Bottom