1. How do I remotely connect to an A-B PLC5?
2. What types of modems/cables and configuration is needed at the modem end and in the PLC?
3. Is there any specific ladder logic needed to support the modem?
4. Is it possible to use this remote connection to upload/download files to a Panelview...
What are the differences between a (Form A), (Form B), (Form C) relay contacts?
Is there such a thing as a "wet contact" as opposed to a "dry contact"? If so, what is a "wet contact"?