I'm already aware of OPC for pulling data from a PLC, but I wanted to know what other alternatives existed that didn't require an OPC server in the middle. Assume we're trying to …

When downloading the data information from a Siemens 224XP PLC into Excel is there a way to format the information automatically and add headers?

What is the best methodology to use to save apprx 2000 integers (32bit, timestamped) to disk every 5 seconds? Relational DB, historian, flat file, new text file every 5 sec etc or …