T400 Ozone Analyzer Operator’s Manual Data Acquisition system (DAS) and APICOM
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7.4.9. THE STARTING DATE FEATURE
This option allows the user to specify a starting date for any given channel in case the
user wants to start data acquisition only after a certain time and date. If the STARTING
DATE is in the past (the default condition), the DAS ignores this setting and begins
recording data as defined by the REPORT PERIOD setting.
The STARTING DATE generally cannot be accessed from the standard DAS front
panel menu, but is available via the instruments communication ports by using APICOM
or the analyzer’s standard serial data protocol.
7.5. DISABLING/ENABLING DATA CHANNELS
Data channels can be temporarily disabled, which can reduce the read/write wear on the
disk-on-chip.
To disable a data channel, follow the instruction shown in Section 7.4 then press:
06870C DCN6332