4. MEASURING PROCEDURE
1)Plug the " Output plug " of " AC/DC 9V adapter " to
" DC 9V power input socket ( 3-14, Fig. 1 ), plug the
" Input plug " of the " AC/DC 9V adapter " into a properly
AC outlet ( AC 100 V to 240 V ) following.
2)The " Display " ( 3-1, Fig. 1 ) will show both the
CO2, Humidity and Temperature value at the same
time.
Up Display
- Humidity value
Middle Display- Temperature value
Low Display - CO2 value
3)Backup batteries consideration :
It recommend to install the batteries DC 1.5 V battery
( UM4, AAA ) x 6 PCs into the " Battery compartment "
( 3-9, Fig. 1 ) for clock time base backup. If do not
install those batteries, the internal clock may can not run
properly after the meter is disconnect from the " AC/DC
9V adapter " for a certain period.
Remark :
* How to change the Temp. unit ( , ), refer to chapter 7-6,
℃ ℉
page 15.
5. DATALOGGER
5-1 Preparation before execute datalogger function
a. Insert the SD card
Prepare a " SD memory card " ( 1 GB to 16 GB, optional ),
insert the SD card into the " SD card socket " ( 3-13, Fig. 1)
with the correct direction exactly.
* It recommend use memory card's capacity is 4 GB.
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