3.3 Abbreviated terms
| CNC | Computerized Numerical Control |
| ERP | Enterprise Resource Planning |
| HMI | Human Machine Interface |
| HTTP | Hypertext Transfer Protocol |
| IP | Internet Protocol |
| MES | Manufacturing Execution System |
| OPC UA | Open Platform Communications Unified Architecture |
| PLC | Programable Logical Controller |
| PMS | Production Management System |
| TCP | Transmission Control Protocol |
| UML | Unified Modelling Language |
| URI | Uniform Resource Identifier |
| VDMA | German Mechanical Engineering Industry Association |
(OL: Verband Deutscher Maschinen- und Anlagenbau)
| XML | Extensible Markup Language |