4-34 | Model 900 ADA / Model 930 Sulfur Pit Analyzers
CAL Mode – F2 Commands
Keystroke Term Denition
F2 • — —
F2 – — —
F2 0 Man/Zero? Allows you to manually Zero the analyzer. The analyzer Zero is automatically adjusted
based on the average readings during either the IntTime duration or the last 15 seconds of
the countdown after a Yes response. The Zero gas must be introduced manually into the
analyzer sample system. Refer to “Manually Zeroing the Analyzer” in Chapter 3.
F2 1 Man/Span1? Allows you to manually Span the analyzer (<SO
2
>). The analyzer calibration is automati-
cally adjusted based on the average readings during the IntTime duration after a Yes
response. The Span gas must be introduced manually into the analyzer sample system.
Refer to “Manual Span” in this chapter for details about how to manually Span the analyzer.
F2 2 Man/Span2? Allows you to manually Span the analyzer (<H2S>). The analyzer calibration is automati-
cally adjusted based on the average readings during the IntTime duration after a Yes
response. The Span gas must be introduced manually into the analyzer sample system.
Refer to “Manual Span” in this chapter.
F2 3 SO2 Xtalk? Recalculates the matrix elements for Sv and NDR at specic wavelengths to reduce SO
2
Cross-Talk (applications with Standard Software version only).
F2 4 — —
F2 5 — —
F2 6 — —
F2 7 — —
F2 8 — —
F2 9 — —