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Calibration Procedures Teledyne API T801 NDIR CO2 Analyzer Operation Manual
162
9.2. MANUAL CALIBRATION CHECKS AND CALIBRATION
IMPORTANT
IMPACT ON READINGS OR DATA
ZERO/SPAN CALIBRATION CHECKS VS. ZERO/SPAN CALIBRATION
Pressing the ENTR button during the following procedure resets the
stored values for OFFSET and SLOPE and alters the instrument’s
Calibration. This should ONLY BE DONE during an actual calibration
of the T801.
NEVER press the ENTR button if you are only checking calibration.
9.2.1. SETUP FOR CALIBRATION CHECKS AND CALIBRATION
Connect the Sources of Zero Air and Span Gas as shown below.
Figure 9-1: Pneumatic Connections Using Bottled Span Gas
07274B DCN6418