Chapter:
Topic:
INJEcroRS
&
GAS
VAL~
LOOPSAMPLINGWITHBACKFLUSH
OF PRE-COLUMNTOVENT
REV. 9-7-91
SRI hasplumbed
the
valve in
your GCaccording
to
the
accompanying schematic.
In
the
WAD
position:
The sample loop
is
in position
for loading. Column
I
has
carrier flowing
through
andout
the vent. Column 2 has flow
from carrier 2.
In
the INJECT
position:
Carrier
2
is
venting while
carrier
I
flows
through
column
I
and
2.
The
direction of flow
through
.column
I
in
the
INJECT
position
is
reversed
from
the
WAD
position.
Valco's tenport valvecatalog
has
a large
assortment of
plumbing applications.
Y
011
can
order Valco's catalog
from:
LOAD rosmoN • TURNSHAFT CCW
CARRIER -"""'
COLUMN2
.H-'''=-
CARRIER 2
OUT
SAMPLE
IN
'---3'TO
VENT
INJECT rosrnox - TURN SHAFTCW
VALCO
BOX
55603
HOUSTON, TX
77055
(800)
367-8424
(713) 688-9345
Your
Valve
was
plumbed
by:
Date:
GCserial number:
CARRIER
OUT
SAMPLE
IN
~--:',.
COLUMN2
H-<E-
CARRIER 2
TOVENT
