Zero/Span Schedule; Next Time; Period; Zero/Span/Purge Duration Minutes - Thermo Scientific 49iQ Instruction Manual

Calibration

Zero/Span Schedule

Zero/Span
Schedule

Next Time

Zero/Span/Purge
Duration Minutes
4-18 49iQ Instruction Manual
The Zero/Span Schedule is used to program the instrument to perform
fully automated zero and span calibration or calibration checks.
Home Screen>Calibration>Zero/Span Schedule
Home Screen>Calibration>Zero/Span Schedule>More
The Next Time button is used to view and set the initial date and time (24-
hour format) of the zero/span schedule. Once the zero/span schedule
begins, the date and time of the next zero/span schedule is calculated and
displayed.

Period

The Period button defines the period or interval between zero/span
schedule. Periods between 0 and 999 hours are acceptable. To turn the
zero/span schedule off, set the period to 0.
The Zero Duration button defines how long zero air is sampled by the
instrument. The Span (Ozonator Level 16) and Purge Duration buttons
look and function the same way as the zero duration button. The span
duration buttons are used to set how long the span gas is sampled by the
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