Vaisala HM70 - Manual (Page 25)

Chapter 6 __________________________________________________________________Settings
VAISALA _______________________________________________________________________ 23
Hold/Save Display
Hold/Save function enables you to freeze a certain display reading.
This reading can be saved into the memory.
1. Open MENU: press OPEN.
2. Select Display , press
3. Select Hold/Save display.
4. Press HOLD to freeze the display. The frozen measurement data is
displayed.
5. Press SAVE to save the reading and CANCEL to return to the
menu.
6. You can save several readings with HOLD-SAVE function. The data
points are identified on the basis of the saving date and time. All
the individual readings (data points) are stored in a same file
marked with . The file remains in the indicator memory even if
the indicator is switched OFF.
7. To view the saved readings, press Record , select View recorded
data, press .
8. Select the file marked with , press . Now you can see the
saved data readings. Press TIMES to see the recording
timestamps.
9. Press EXIT to return to the basic display.
Graphic History
Graphic history shows the data curve of the last hour. To see longer
graphs, use the data recording function to save the data and then view
it as a graph.
1. Open the MENU: press OPEN .
2. Select Display , press
3. Select Graphic history, press SHOW to have a graphical history
display.
4. To get the statistical info on the graph area (minimum, maximum
and mean values), press INFO.