5-24 | Model 900 ADA / Model 930 Sulfur Pit Analyzers
20. Initiate another Auto-Setup and continue with this procedure only af-
ter the completion number is between 0.75–1.25. See “The Auto-Setup
Sequence” in this chapter.
Press Esc Ent. The message “SAVE CONFIG?” will appear. Press
Ent to save the new configuration, and return to RUN mode normal
display.
21. Close and secure the Electronics Enclosure door with its (3) M6 screws.
Allow the analyzer to warm up to operating temperature and stabilize
(30–45 minutes).
22. Open the Vent Valve on the ASR900 Sample Probe and then open its
Sample Valve to allow sample gas into the analyzer sample system.
23. Purged Analyzers Only:
Return the Purge Bypass Switch to the “ACTIVE” position and re-
move the key (follow company policy).
24. Manually Zero the analyzer and then manually Span the analyzer
(Span is optional; depends on application).
25. Change the Flow Control setting back to Analyzer Control mode and
return to the RUN mode normal display.
26. Adjust the Aspirator Drive Air Regulator to achieve normal operating
flow rates.
The procedure is complete.
(FlowCtrl) CALF5 0
Del 0 Ent
See “Setting the
Sample Gas Flow Rate and
Sample Response Time” in
Chapter 3.