Agilent Technologies 7890 Series - 2 Flow and Pressure Modules

19
Agilent 7890 Series Gas Chromatograph
Advanced Operation Manual
Agilent Technologies
2
Flow and Pressure Modules
About Flow and Pressure Control 20
Maximum operating pressure 20
PIDs 21
Inlet Modules 22
Detector Modules 23
Pressure Control Modules 24
Auxiliary Pressure Controllers 27
Restrictors 28
1. Using an Aux EPC channel to supply purge gas to a splitter 30
2. Using the PCM channels 30