1-6
standard. Approximately 15 µL of standard solution is flushed during each
cycle.
6. Equilibrium Zone: The Archon utilizes a 5 position temperature Equilibrium
station. If a sample has been cooled or heated, it can be cycled for an
equilibrium time in minutes, prior to analysis.
7. Vial Identification: The equilibrium station also contains the positive vial
identification sensor located in the first position from the left. This sensor
distinguishes between a SoilVial and a standard 40 mL water vial. The
second position contains the optional bar code reader used for sample
tracking.
8. Sample Stir Motor: The Archon allows the sample (both water and solid) to
be stirred. The motor is located below the vial sample stations. The motor
rotates a magnet which will spin a magnetic spin bar placed in the vial. See
Section 7.11 for motor speed adjustment instructions.
9. Overflow Drip Pan: The Archon has a drip pan to collect water in the event
of spillage. The pan has a fitting on the bottom to attach a 1/4" ID hose. Lift
the edge of the Archon and slide the 1/4" ID hose over the fitting. Route the
other end to a drain.
1.5
Vial Types
The Archon may use two different types of sample vials, depending on the
sampling type option installed. The two types of vials are shown below.
Patented SoilVial®
This vial is used if the Archon is purchased with the
SoilVial Option installed. This double-ended vial
contains a frit at the bottom end and vial complies
with USEPA Method 5035.
This vial requires the
use of the low bleed septum (P/N DY-504104-00)
on both ends.
StanStandard 40 mL VOC vial
This is the standard USEPA approved glass vial. It
is used for water samples and for purging soil or
solid samples if the Archon is purchased with the
Needle Sparge option. When this vial is used for
purging a soil or solid sample, you
must
use a
low
bleed septum (P/N DY-504104-00).
Figure 1-4
C A U T IO N
Vial types are NOT interchangeable. NEVER place a SoilVial in a
water vial location and NEVER use a SoilVial if the Archon is
configured with the Needle Sparge Option! Additionally,
permanent markers are recommended for labeling vials. If paper
labels are used, no more than two labels should be applied to
vials for reliable operation.
Patented Standard
SoilVial
40 mL VOC
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