Setting Nitrogen Flow Rate - Ankom Flex Analyte Extractor Operator's Manual

Operator's Manual

Setting Nitrogen Flow Rate

The flow meter should only be adjusted during the initial instrument installation and does not need to be regularly adjusted.
Follow the steps below to check and adjust the flow meter.
6.8.1. From the Home screen, press "DIAGNOSTICS", then press
"COMMAND CENTER."
6.8.2. Confirm that the N
range of 50-51 psi. If it is outside of this range, refer to
"Setting Nitrogen Pressures."
6.8.3. Open the reservoir door on the instrument.
6.8.4. Turn N Globe "On."
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6.8.5. The float (ball) of the flow meter, located inside of the reservoir area, should be between
7.5-8.5 sL/min.
6.8.6. If the float falls outside of this range, adjust the flow meter by turning the control knob
counterclockwise (to the left) to increase flow or clockwise (to the right) to decrease flow.
This may take several rotations.
6.8.7. Once the float has been adjusted to be within the acceptable range, turn Globe N
NOTE:
observes poor performance of evaporation in the round bottom flasks.
pg. 18
Make sure round bottom flasks are NOT installed in the
evaporation chamber when checking the flow meter.
High pressure value is within the
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This step is only necessary outside of installation if the user
"Off."
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Rev 1/22/2021