Siemens ULTRAMAT 23, Manual, Page: 233 / 244

ULTRAMAT 23
Manual, 3/2016, A5E37100388-003
233
List of abbreviations
C
C.1 List of abbreviations
Table C- 1
Abbreviation/symbol Description
< Smaller than
> Greater than
= Equal to
≤ Smaller than or equal to
≥ Greater than or equal to
≙ corresponds to
≈ Approximately
± Plus/minus
% percent; 100th part of whole
vol. % Volume percent
" 1 inch ≙ 25.4 mm)
°C Degrees centigrade (1 °C ≙ 1.8 °F)
°F Degre es Fahrenheit (1 °F ≙ 0.555 °C)
A Ampere
sec. Section
AC Alternate Current
ADC Analog to Digital Converter
Ar Argon, a noble gas
AR Autoranging
ATEX Atmosphère explosible (French for explosive atmosphere)
AUTOCAL Automatic calibration function,
derived from AUTOMATIC CALIBRATION
Bit binary digit
BImSchV Bundesimmissionsschutzverordnung (Federal German Emission Protection
Directive)
ca. approx.
CaF
2
CaF
2
= calcium fluoride
CD Compact Disk, a storage medium
CE Communauté Européenne (French for European Community)
CH
4
CH
4
= methane
C
2
H
4
C
2
H
4
= ethene, ethylene
C
6
H
14
C
6
H
14
= hexane
CO CO = carbon monoxide
CS
2
CO
2
= carbon dioxide