4 MEASURING VALUE ACQUISITION
For reasons of current consumption the display, and other control parts are switched off in case
that for 4 minutes no button has been pressed, or no data communication over COM1 or USB has
been proceeded.
When the display is on (display mode) all configured internal channels are scanned every second.
In the pure measuring mode (display off) the configured analogue measuring channels are
measured, depending on the set measuring cycle ( 1 second to 1 hour). The digital measuring
channels are measured every second.
The following figures will make clear the process of the measuring value acquisition:
Measuring mode
(display off)
Discharge protection ?
OFF
ON
Every 5 minutes:
Depending on measuring cycle:
measure supply
measure instantaneous value
voltage
Depending on storing cyle:
Calculate and store mean-, and extreme
values
Voltage >
Voltage <
11.0V?
10.5V?
Yes
Yes
Discharge protection
Discharge protection
OFF
ON
Figure 14: Flow diagram in the measuring mode (display off)
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