Oven And Temperature Control Heated Zones; Configuring The Gc For An Msd - Agilent Technologies 6890 Series Service Manual

420 Oven and Temperature Control
Heated zones
the first run of the day. The optional oven insert for fast chromatography
increases oven ramp rates for the back column. Table 420-1 lists typical oven
ramp rates.
Table 420-1
Temperature
range (°C)
50 to 70
70 to 115
115 to 175
175 to 300
300 to 450

Configuring the GC for an MSD

If you are installing an Agilent Mass Selective Detector, you must configure
the GC to properly control the heated transfer line.
1. Press [Config][Aux], and select [1] if the MSD is installed in the front
position or [2] for the back position.
2 Press [Mode/Type].
Use the scroll keys to select MSD as the Aux zone type. Press [Enter].
3
If you do not configure the Aux zone for MSD, Warning 101, Invalid heater
power for front (back) detector, inlet, and aux 1(2), will appear on the GC
display, and the heated zones will be set to not installed.
2 of 20
Oven Ramp Rates
100/120 V oven
ramp rate (°C/minute)
Without With optional
insert insert
75 120
45 95
40 65
30 45
20 35
Mainframe
Agilent 6890 Gas Chromatograph Service Manual
200/220/230/240 V oven
ramp rate (°C/minute)
Without With optional
insert insert
120 120
95 120
65 110
45 80
35 65
Jun 2001