Vaisala HMP228 Guide de l'utilisateur télécharger pdf (Page 24)

User's Guide _______________________________________________________________________

22 ____________________________________________________________________M210498en-A

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 basic

display.

6. You can save several readings with HOLD-SAVE function. The data points

are indentified 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.

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Vaisala HMP228 Guide de l'utilisateur Page 24