Agilent Technologies 6850 Series II User Information page 44

4.
Table 15. Fittings for 1/4-in. and 1/8-in. Packed Metal Columns
Inlet or detector
Where to install
Purged-packed inlet 1/4-in. liner
FID 1/4-in. adapter
(part no. 19231-
80530)
TCD 1/4-in. adapter
(part no. G1532-
20710)
5.
6.
7.
Installing ferrules on a metal column
Before installing packed metal columns, a ferrule should be locked on the
column end so that it is flush with the end of the column. This prevents
problems caused by dead volume in the fitting.
Recommended
Minimum exposed column
Released: March 2004
Install the adapter, if needed. See
1/4-in. Packed metal column
Comments
See
on page 137
Remove or install
adapter, as desired.
See
adapter in a detector
fitting" on page 47
Install the column. (See
Establish a flow of carrier gas through the inlet. Heat the oven, inlet, and
detector to operating temperatures. Allow them to cool, and then retighten
the fittings.
Condition the column, if needed. (See
page 26.)
6850 Series II GC User Information
Table 15.
Where to install
"Installing a liner" 1/8-in. liner
1/8-in. adapter
(part no. 19231-
80520)
"Installing an Detector fitting
"Installing packed metal columns" on page
"Conditioning packed columns" on
Not Recommended
Too much column extends past the ferrule;
may cause problems due to dead volume.
Columns and Traps
Installing packed metal columns
1/8-in. Packed metal column
Comments
See "Installing a liner"
on page 137
See "Installing an
adapter in a detector
fitting" on page 47
Remove adapter, if
necessary.
48.)
page 44 of 256