| tokamak | (rus.) «toroidal’naya kamera s magnitnymi katushkami» (toroidal chamber with magnetic coils) |
| 3IL | D Carrier Sense Multiple Access with Collision Detection |
| XML | ITER Interlock Integrity Level |
| UTC | eXtensible Mark-up Language |
| TCN | Universal Time Coordinated |
| TCS | Time Communication Network |
| STM | Test and Conditioning State |
| SRD | Short Term Maintenance |
| SNMP | System Requirements Document |
| SIL | Simple Network Management Protocol |
| SDN | Safety Integrity Level |
| SDD | Synchronous Databus Network |
| SCC | Self-Description Data |
| SAT | Signal Conditioning Cubicle |
| S-ICD | Site Acceptance Test |
| RO | System Interface Control Document |
| RMS | Responsible Officer |
| RAMI | Root Mean Square |
| QA | Reliability, Availability, Maintainability and Inspectability |
| PSS | Quality Assurance |
| PSOS | Plant Safety System |
| PSH | Plant System Operating State |
| PSE | Plant System Host |
| PS | Plant System Equipment |
| POS | Plant System |
| PON | Plasma Operation State |
| PLC | Plant Operation Network |
| PIS | Programmable Logic Controller |
| PIN | Plant Interlock System |
| PFD | Plant Interlock Network |
| Process Flow Diagram | |
| PCI | Portable Document Format |
| PCDH | Peripheral Component Interconnect |
| PBS | Plant Control Design Handbook |
| PA | Plant Breakdown Structure |
| P&ID | Procurement Arrangement |
| OSI | Process and Instrumentation Diagram |
| OS | Open Systems Interconnection |
| OLC | Occupational Safety |
| NTP | Operational Limits and Conditions |
| NS | Network Time Protocol |
| MTTR | Nuclear Safety |
| MQP | Mean Time To Recovery |
| MCR | Management and Quality Program |
| LTM | Main Control Room |
| LPS | Long Term Maintenance |
| LPF | Local Programmable Safety |
| LHS | Local Passive saFety |
| LCC | Local Hardwired Safety |
| LAN | Local Control Cubicle |
| ITER | Local Area Network |
| ISO | International Thermonuclear Experimental Reactor |
| ISA | International Standards Organization |
| IS | International Society of Automation |
| IO | Interface Sheet |
| IEEE | ITER Organization |
| IEC | Institute of Electrical and Electronics Engineers |
| CSN | International Electrotechnical Commission |
| CSMA/CD | International Atomic Energy Agency |
| IAEA | Input / Output |
| I/O | Instrumentation and Control |
| I&C | High Performance Networks |
| HPN | Human-Machine Interface |
| HMI | Global Operating State |
| GOS | Field Programmable Gate Array |
| FPGA | Factory Acceptance Test |
| FAT | Experimental Physics and Industrial Control System |
| EPICS | ElectroMagnetic Compatibility |
| EMC | Electrical Design Handbook |
| EDH | Dynamic Object-Oriented Requirements System |
| DOORS | Direct Current |
| DC | Data Archiving Network |
| DAN | Domestic Agency |
| DA | Cooling Water System |
| CWS | Central Safety Systems |
| CSS | Central Safety Networks |
| CPU | Central Processing Unit |
| CPS | Coordinated Programmable Safety |
| COTS | Commercial Off-The-Shelf |
| COS | Common Operating State |
| CODAC | COntrol, Data Access and Communication |
| CIS | Central Interlock System |
| CIN | Central Interlock Network |
| CHD | CODAC & Information Technology, Heating & Current Drive, Diagnostics |
| CBS | Control Breakdown Structure |
| CAD | Computer Aided Design |
| AVN | Audio-Video Network |
| ATEX | (fr.) “ATmosphères EXplosibles” (Explosive Atmospheres) |
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