3 Terms, definitions, abbreviated terms, and conventions
3.1 Terms and definitions
For the purposes of this document, the terms and definitions given in OPC 10000-1, OPC 10000-3, and OPC 10000-5 apply.
All used terms are italicized in this document.
3.2 Abbreviated terms
| CPU | Central Processing Unit |
| IO | Input/Output |
| IP | Internet Protocol |
| PC | Personal Computer |
| PCI | Peripheral Component Interconnect |
| PHY | Physical Layer |
| PLC | Programmable Logic Controller |
| RFID | Radio Frequency Identification |