INSTRUMENT OPERATION - Open battery
cover and install 3 x AAA batteries in the
battery compartment.
POWER ON - Turn the unit on by pressing
the ' ' button for 1 second until the LCD
display lights up, then release the button.
POWER OFF Turn the unit off by pressing
and holding the ' ' button for approx.
3 seconds until the LCD display is switched
off, then release the button.
BATTERY REPLACEMENT - When the low
battery icon appears replace the batteries
with 3 x AAA batteries.
AUTO-OFF - The unit will switch off
automatically after 15 minutes.
BACKLIGHT- After turning the unit on, press
the 'AVG' button, the backlight will turn on.
It will automatically turn off after approx. 30
seconds of inactivity.
UNITS SELECTION - After entering
measuring mode, press the 'UNITS' button to
select the desired units.
HOLD - Press the 'MAX/MIN' button three
times to stop measurements, then the 'HOLD'
icon will be displayed. Press the button again
to exit HOLD mode.
MAX/MIN - Press the 'MAX/MIN' button once
until 'MAX' is displayed to view the current
MAX reading. Press the button again, 'MIN'
icon will appear to view the current MIN
reading. To exit the MAX/MIN mode, press the
'MAX/MIN' button twice.
AVG BUTTON - Press the 'AVG' button for
three seconds, ‘AVG’ will appear in the display,
the unit will enter into average measuring
mode. The average reading of the latest 10
records will be displayed. To exit press and
hold the ‘AVG’ button for 3 seconds.
°C /°F
SQUARE METRES - Set the area units as
'MAX/
MIN' button to increase the area, press
the 'UNITS' button to decrease the area by
increments of 0.1
SQUARE FEET - Set the area units as square
the 'MAX/MIN' button
to increase the area, press the 'UNITS' button to
increase the area by increments of 0.1
x 10, press the 'AVG' button to decrease the
data x 10.
To exit area set, power unit off.
AREA SET - Press the 'UNITS' button and then
power the unit on, release the 'UNITS' button
when LCD displays. (Note: the area units can
be selected by pressing the 'UNITS' button for
SQUARE CENTIMETRES - Set the area units
the 'MAX/MIN' button to increase the area,
press the 'UNITS' button to decrease the area
by increments of 0.1
MEASURING CMM / CFM - To calculate the
be tested in m2or ft2and adjust using Area
Set function below .
