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List of abbreviations/acronyms
B.1 List of abbreviations
OXYMAT 64
Operating Instructions, 06/2008, A5E00880383-03
137
Abbreviation / symbol
Explanation
PCS
Process control system
PDM
Process Device Manager
pF
Picofarad (10
-12
Farad)
PROFIBUS
Process Field Bus
Pt
Platinum
PTFE
Polytetrafluoroethylene (plastic, commercial
name, e.g. Teflon)
QAL
Quality assurance level
RAM
Random access memory
ROM
Read only memory
s
Seconds
SO
2
Sulfur dioxide
SUB-D
Subminiature D-shaped connector
TCP/IP
Transmission Control Protocol/Internet Protocol;
a reference model for communication on the
Internet
USB
Universal Serial Bus; serial bus system for
connecting external devices to a computer
V
Volts
VGA
Video Graphics Array, a graphics card standard
Y
2
O
3
Yttric oxide
vpm
Volume parts per million
e.g.
For example
ZrO
2
Zirconium dioxide
Δ
Difference (delta)
Ω
Ohms