Chapter:
Topic:
INJEcroRS
&
GAS VALVES
ALTERNATE LOOP SAMPLING
OF lWODIFFERENT STREAMS
REV. 9-7-91
SRI
has
plumbed thevalvein
your
GC
according to the
accompanying schematic.
In
the
WAD
position:
Sample loop
A
is
in position
tobe loaded while sample loop
B
has
carrier
gas
flowing
through it onto thecolumn.
In
the
INJECf
position:
Sample loop
B
is in position
tobe loaded while sample loop
A
has
carrier gas flowing
through it ontothecolumn.
Valco's ten port valvecatalog
has
a large assortment of
plumbing applications. You
can
order Valco's catalog
from:
VALCO
BOX
55603
HOUSTON, TX
77055
(800) 367-8424
(713) 688-9345
LOAD POSmON - TURNSHAFT CCW
CARRIER-"""'\
IN
SAMPLEB
J+~OUT
OUT
SAMPLE A
IN
INJECf POSmON - TURN SHAFT CW
-;
Your Valve wasplumbed
by:
Date:
GCserial number:
CARRIER
OUT
SAMPLE A
.......:~:/
IN
IN
SAMPLE A
OUT
L-7-
TO COLUMN
