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T400 Calibration Procedures T400 Ozone Analyzer Operator’s Manual
194
9.3.3.2. Zero/Span Point Calibration Procedure the Z/S Option Installed
If the T400 analyzer is set for either the AUTO or DUAL range modes, read Section
9.2.4 before proceeding.
Note If the ZERO or SPAN buttons are not displayed, the measurement made
during is out of the allowable range allowed for a reliable calibration. See
Section 12 for troubleshooting tips.
06870C DCN6332