Settings; Formatting The Sd Card; Setting The Date; Setting The Sampling Time - PCE Instruments PCE-AQD 20 User Manual

5.8.4 CO2 calibration
Press the ENTER/LOG key to calibrate the CO2 value. You can change the value with the
arrow keys. Press the ENTER/LOG key to save the value.
5.8.5 Air pressure calibration
Press the ENTER/LOG key to calibrate the measured air pressure. You can change the
value with the arrow keys. Press the ENTER/LOG key to save the value.
To leave the calibration menu, press and hold both the HOLD and the REC keys at the same time
for approx. 3 seconds.
To reset the calibration to the factory settings, press and hold the Down key when turning off the
meter, then turn the meter back on and release the Down key when "User Cal Clear" appears in
the lower part of the display.
6

Settings

To enter the settings menu, press and hold the TIME/SET key for about 5 seconds until "SET NO
SD F" is displayed.
6.1

Formatting the SD card

Press the Up and Down keys to select "YES" or "NO". If you have selected "YES", press the
ENTER/LOG key to start formatting. Press the TIME/SET key to go to the next setting.
6.2

Setting the date

Press the Up and Down keys to change the values. Press the ENTER/LOG key to save the entry
and get to the next setting. The settings can be made in the following order:
year/month/day/hour/minute/second. Go to the next setting by pressing the TIME/SET key.
6.3

Setting the sampling time

Use the Up and Down keys to set the sampling time. If the value is 0 s, manual saving via the
REC key is activated. Otherwise, the value can be changed to a value between 2 and 3600 s;
the date will then be saved at the set interval. You can go to the next setting with the SET key.
6.4

Auto Power Off

Press the Up and Down keys to select "YES" or "NO". If you have selected "YES", press the
ENTER/LOG key to save the setting. You can go to the next setting with the SET key.
Note: When the meter is powered by the mains adaptor, Auto Power Off will be deactivated.
© PCE Instruments
7