Vaisala HMP228 Uživatelská příručka stáhnout pdf (Strana 39)

Chapter 4 _________________________________________ MENU OPERATIONS AND SETTINGS

8. Start recording: Select Start/Stop recording, press the START

key. If you choose Memory full option, you will see the

maximum recording time on the display. You can also delete

files in order to empty the memory. Press the START key again

to accept maximum recording time.

9. You can switch the MM70 off during recording to save battery.

Display message informs you that recording continues

undisturbingly even when power is off. If the indicator is

switched off during recording, the progress bar is shown on the

display every 10 seconds (all the time, if charger is connected).

This bar shows the amount of recorded data.

CAUTION

Do not disconnect the probe when the data recording is on, even if

the indicator is off. This may cause loss of recorded data.

Table 1 Measurement Intervals and Max. Recording Times

Maximum Recording Time (memory full) Recording Interval

1 Quantity 2 Quantities 3 Quantities

1 s 45 min 22 min 15 min

5 s 3 h 113 h 75 min

15 s 11 h 5 h 3 h

30 s 22 h 11 h 7 h

1 min 45 h 22 h 15 h

5 min 9 days 4 days 3 days

15 min 28 days 14 days 9 days

30 min 56 days 28 days 18 days

1 h 113 days 56 days 37 days

3 h 339 days 169 days 112 days

12 h 1359 days 678 days 451 days

Stopping Recording

1. To stop recording, press the function key. Select Record,

Record data and press the right arrow key. Then select

Start/Stop recording and finally press the STOP key. .

2. Now you can view the recorded file by pressing the SHOW key.

3. Select the measurement interval with the arrow keys.

Measurement intervals and maximum recording times are shown

in the Table 1 above.

4. You can save individual measurement data points with

Hold/Save function. For more information, see section

Hold/Save Display on page 25.

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Vaisala HMP228 Uživatelská příručka Strana 39