User guide

21
Agilent 7890A Gas Chromatograph
Advanced User Guide
Agilent Technologies
2
Configuration
About Configuration 23
Assigning GC resources to a device 23
Setting configuration properties 24
General Topics 25
Unlock the GC Configuration 25
Ignore Ready = 25
Information displays 25
Unconfigured: 26
Oven 27
Front Inlet/Back Inlet 29
To configure the PTV or COC coolant 29
To configure the MMI coolant 31
Column # 33
To configure a single column 33
To configure multiple columns 35
Cryo Trap 40
Front Detector/Back Detector/Aux Detector/Aux Detector 2 42
Lit offset 42
To configure the FPD heaters 42
Analog out 1/Analog out 2 43
Fast peaks 43
Valve Box 44
Thermal Aux 45
To configure an MSD transfer line heater 45
To configure a nickel catalyst heater 46
To configure an AED transfer line heater 46
PCM A/PCM B/PCM C 47
Pressure aux 1,2,3/Pressure aux 4,5,6/Pressure aux 7,8,9 49
Status 50
The Ready/Not Ready status table 50
The setpoint status table 50