Hach QP 1680-TOC/TNb Basic User Manual page 16

The flow must be 150 mL/min ± 5 %.
f. Carefully install the IC vessel. Apply pressure in the middle of the IC vessel.
g. Connect the flow meter to the bottom connection of the halogen scrubber.
The flow must be 150 mL/min ± 5 %.
h. Carefully install the halogen scrubber. Apply pressure in the middle of the halogen scrubber.
i. Connect the flow meter to the bottom connection of the filter.
The flow must be 150 mL/min ± 5 %.
j. Install the filter holder with the particle filter.
7. In the TEIS2 software, open Visual devices.
The Total flow box shows the total flow in mL/min. For analyzers without nitrogen detector, the
flow must be 150 mL/min ± 5 %. For analyzers with nitrogen detector, the flow must be
200 mL/min ± 5 %.
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