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Chapter 6: Analyzer Operation
12. Press the Flush button to configure flushes:
• Press the Dilution Water Flush button to rinse out salts or particulates from the reactor and its
seals.
• Press the Sample Flushes button to flush the Analyzer with the new check standard. Up to five
Sample Flushes may be selected. Use Sample Flushes to quickly reach steady-state response when
the Analyzer will be switching from one stream to another and the two streams have very different
concentrations.
13. Press Advanced Setup
measured.
14. Press the Back button and then press Start Analysis. The Analyzer will perform the selected number of
repetitions and then stop analysis.
Clean Inlet
The Analyzer flushes the reagents, dilution water, and check standard every 24 hours of online operation. This is
the Daily Flush described later in this chapter. If Clean Inlet
the enabled sample stream inlet(s) with acid reagent during the Daily Flush. The Clean Inlet function aids in
controlling biological growth in the sample cup and inlet tubing.
Auto Restart
When the Auto Restart function is On, the Analyzer will resume analysis when power is restored after a power
outage. When Auto Restart is Off, the Analyzer will remain in Standby when power is restored.
Daily Flush
The Daily Flush function causes the Analyzer to flush the reagents, dilution water, and check standard every 24
hours of online operation. This maintains the accuracy of the measurements by eliminating bubbles that
accumulate in the tubing during normal operation.
You may want to set the Daily Flush for non-continuous operation. Set the Daily Flush to On for non-continuous
operation, and then set a specific daily start time. You will want to set the Daily Flush to Off if you run online
continuously.
To turn on or turn off the daily flush
1.
On the Configure Online screen, press the Daily Flush button. An On button and an Off button appear to
the right.
2.
Press either the On or Off button, as needed.
3.
Proceed to the next instruction to set the Daily Flush start time.
GE Analytical Instruments ©2016
Sparge to change the default sparging time (in minutes) when NPOC is
138 of 270
(Figure
45) is enabled, the Analyzer will back flush
DLM 68100-09 EN Rev. A
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