Terms that are on use on this site.
There are 493 entries in this glossary.O
| Term | Definition |
|---|---|
| OCR |
Optical Character Recognition is the machine recognition of characters by light-sensing methods. |
| OEM |
an Original Equipment Manufacturer provides final systems made from assemblies and subassemblies from other manufacturers. |
| Offset |
The difference in temperature between the set point and the actual process temperature. Also, referred to as droop. |
| OI |
operator interface; the hardware and software that shows an operator the state of a process |
| OLE |
Object linking and embedding |
| On/off Controller |
A controller whose action is fully on or fully off. |
| OOP |
Object Oriented Programming |
| OPC |
OLE for process control |
| OPC DA |
OPC data access |
| OPC DX |
OPC data exchange |
| Open Circuit |
The lack of electrical contact in any part of the measuring circuit. An open circuit is usually characterized by rapid large jumps in displayed potential, followed by an off-scale reading. |
| Open systems |
an approach to computing that allows the interconnectability of systems based on compliance with established standards. |
| Operating system |
a structured set of system programs that controls the activities of a computer system by managing memory, tasks and communications. |
| Operator interface |
a physical link between the human operator and a computer system, typically consisting of a graphical representation. |
| Optimization |
A process of orchestrating the efforts of all components toward achievement of the stated aim so everyone gains. |
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Siemens Canada's national tour series stopped in Oakville, Ont., on May 16 to showcase the company's latest TIA Portal V12 software and next generation controller family SIMATIC S7-1500. Watch as…
