General-tools-and-instruments LTH8809DL Manual de usuario descargar pdf (Pagina 5)

PORTS

DC 9V

Right side view

USB PORT

KEY PAD OPERATION

START

STOP

MODE

SET

START

STOP

MODE

SET

-Change the setting upwards.

- / monitor by ing

the key

-S by pressing

the NOTE need to set

the start mode as KEY start)

-Change 33%RH calibration to 75%

caibration in RH calibration mode.

-Press START & SET keys at the

same time >2 sec to start 33%

RH calibration.

-Press key >2 sec to switch Dew

Point (8808/09) & air temperature.

-Press key <1 sec to switch temp.

unit.

-Change the setting downwards.

4

-In normal measurement mode,

press this key to enter set mode

in order to change and set up.

-Saving the setting: sample rate/

sample point/ start mode/ start

time/ real time/ alarm.

Dot LED flash ( 8808 ):

-REC LED flashes when the meter is in

the logging status.

-ALM LED flashes when temp. or RH

is exceeding threshold setting.

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