Hach PHOSPHAX indoor sc, User Manual

Page: 72 / 104

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Plumbing and connection options
A.8 Option 4 plumbing and connections
Option 4 uses two sc analyzers with the FILTRAX. The sample from
the FILTRAX goes to the first analyzer which needs to change to a
2-parameter configuration (see
2-parameter configuration on
page 64 ). The heated drain hose connects both sc analyzers.The
waste from both analyzers is discharged back into a drain through
the second heated drain hose.
Refer to Figure 30 and the following instructions for Option 4:
1. Install the FILTRAX into the sample stream. Refer to the
FILTRAX User Manual for more information.
2. Install the first sc analyzer (Analyzer 1):
a. Feed the heated hose from the FILTRAX through the
analyzer opening (
Figure 30 , item 15). Use Seal Plug #1
to secure.
b. Feed the heated drain hose though the analyzer opening
(item 17). Use Seal Plug #1 to secure.
c. Seal the remaining opening with Seal Plug #3.
d. Connect the heated drain power connections. Refer to
section 3.5.5 on page 27 .
e. Remove the pre-installed drain tube attached to the valve
block and remove the T-fitting from the drain tube (item 7).
Retain for reuse with Analyzer 2.
f. Connect the heated drain tube to the valve block connector.
g. Connect the sample line from the FILTRAX to the bottom
inlet on the overflow vessel using the fittings.
h. Change the analyzer to the 2 parameter configuration.
Refer to
2-parameter configuration on page 64 .
i. Connect one of the sample lines from the heated drain to
the overflow vessel.
3. Install the second sc analyzer (Analyzer 2):
a. Feed the heated drain hose from Analyzer 1 through
Analyzer 2 (item 12). Use Seal Plug #1 to secure.
b. Feed the second heated drain hose through Analyzer 2
(item 11). Use Seal Plug #1 to secure.
c. Seal the remaining opening with Seal Plug #3.
d. Connect the heated drain power connections. Refer to
section 3.5.5 on page 27 .
e. Cut 25 mm from the drain tube that was removed from
Analyzer 1. Connect the 25 mm piece of tubing to the
T-fitting on Analyzer 2. Connect the other end of the tubing
to the T-fitting that was removed from Analyzer 1. Refer to
Figure 26 on page 65 for T-fitting removal.
f. Connect the drain tube from Analyzer 1 and the drain tube
from Analyzer 2 to the T-fitting.
4. Connect the sample line from Analyzer 1 to the bottom inlet on
the overflow vessel.