Teledyne 3000ZA-3X - Trace oxygen analyzer - Manual (Page 52)

Operation 3000ZA-3X
Teledyne Analytical Instruments 40
any offset of the zero gas used. Pressing UP or DOWN adjusts the
number.
4.5.3 Zero Begin
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->Zero Begin
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Begin Zero?
ENTER-YES ESCAPE-NO
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Pressing ENTER causes the screen to prompt to begin the zero
routine (as displayed above). Pressing ENTER again causes the
analyzer to commence the zero routine, and begin analyzing in ZERO
MODE.
4.5.4 Zero Timer
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->Zero Timer: 7 min.
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This function sets the hold time in zero mode before the analyzer
actually performs the zero adjustment. Give enough time to purge the
analyzer with zero gas.