c) Data hold
To freeze the current reading on the LCD, press the ‘Hold Backlight’ key. The word ‘HOLD’ will
appear on the LCD while the meter is in Data Hold mode. To release the Data Hold function and
return the meter to normal operation, press the ‘Hold Backlight’ key again. The word HOLD will
stop being displayed.
d) Backlight display
Press and hold the ‘Hold Backlight’ key for more than 2 seconds to turn on the backlight. This
will also activate the Data Hold function. To release the Data Hold function and return the meter
to normal operation, press the ‘Data Hold’ key. To turn off the backlight, press and hold the ‘Hold
Backlight’ key for more than 2 seconds.
e) Max hold
To freeze the max reading on the LCD, press the ‘Max’ key; the word ‘Max’ will appear on the
LCD. To return the meter to normal operation, press the ‘Max’ key again.
f) Auto power-off
The auto power-off feature turns the meter off after 15 minutes.
g) Battery replacement
1 When the low battery symbol appears on the LCD, the batteries must be replaced.
2 Power down the device and remove the Phillips screw on the rear battery compartment.
3 Lift off the battery compartment cover and replace the two AAA (1.5 V) batteries.
4 Replace the compartment cover and secure the screw back in place.
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