ISUcyclones Member I Join Date Mar 2008 Location Charlotte, NC Posts 6 Apr 4, 2008 #1 Can you use an existing OPC over Industrial Ethernet connection to update code on a S7-300 PLC using Siemens Step 7? I found something somewhere that said this feature was "Optional".
Can you use an existing OPC over Industrial Ethernet connection to update code on a S7-300 PLC using Siemens Step 7? I found something somewhere that said this feature was "Optional".
JesperMP Lifetime Supporting Member + Moderator Join Date Feb 2003 Location ᚴᚬᛒᛅᚾᚼᚬᚠᚾ Posts 16,239 Apr 4, 2008 #2 No. OPC is a standard for exchanging data, not code. But if you have an OPC connection from the PC where you have STEP7 installed to the PLC, then you can also connect with STEP7 to the PLC.
No. OPC is a standard for exchanging data, not code. But if you have an OPC connection from the PC where you have STEP7 installed to the PLC, then you can also connect with STEP7 to the PLC.