Siemens PGC 302 Edition II - Symbols and Abbreviations

Symbols and abbreviations
used in this manual
Name Symbol Abbreviation Remarks
Pressure
regulator
DR
Pressure
converter
DW
Manometer MA
Restrictor DB with and without
class specification
Needle valve NV with Teflon or
graphite gasket
Capillary DS
Solenoid valve MV closed when
de-energized
Solenoid valve MV open when
de-energized
Absorber
Preliminary
column
VS
Main column HS
Detectors
Flame ionization detector
Electron capture detector
Flame photometric detector
Thermal conductivity detector
Oxygen-selective detektor,
modified FID
Helium ionization detector
FID
ECD
FPD
WLD
O-FID
HeD
Injectors
Liquid injection valve
Gas injection valve
FDV
GDV
Symbols and abbreviations
6
Symbols and abbreviations
6
1SICHERH.CHP, Stand Dezember 22, 1999