Vaisala BAROCAP PTB330, Руководство пользователя

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User's Guide ______________________________________________________________________
56 __________________________________________________________________ M210855EN-C
0703-033 Figure 32 Graphical Display
Trend graph : Displays a curve of average values. Each value is a
calculated average over a period.
Max/min graph : Displays the minimum and maximum values in a
form of curve. Each value is max/min over a time period. See Table 7
below.
- Press the up/down arrow buttons to zoom in and out the time in the
graph window.
- Press the left/right arrow buttons to monitor the cursor mode where
you can observe individual measuring points. Press an arrow
button to move the cursor (vertical bar) along the time axis. The
numerical value at the cursor position is shown at the left upper
corner. Time from the present to the chosen moment is shown at
the upper right corner.
Table 7 Periods for Trend and Max/Min Calculations
Observation
Period Period for Trend/Max/Min Calculations
(Resolution)
20 minutes 10 seconds
3 hours 90 seconds
1 day 12 minutes
10 days 2 hours
2 months 12 hours
1 year 3 days
Table 8 Graph Information Messages in Cursor Mode
Message Interpretation
Power outage Power failure (marked also with dashed
vertical line)
No data No data was recorded at pointed time.
Main unit failure Generic failure detected at pointed time.
Meas. failure Measurement failure detected at pointed time.
Adj. mode active The device was in the adjustment mode at
pointed time.