Auto Power Off (Apo); Maintenance; Battery Replacement; Cleaning And Storage - Extech Instruments LT510 User Manual

Auto Power OFF (APO)

In order to conserve battery life, the meter will automatically shut off after approximately 10
minutes of inactivity. The APO icon appears in the display when APO is selected.
To turn APO ON or OFF as the default condition:
Long press the ▼/SET button. The lower display will show 'PoFF'.
1.
Short press the ▲ or ▼ button to enable APO (YES) or disable APO (NO) as shown in the
2.
upper display.
3. Short press the
4. The meter will return to normal operating mode after approximately 10 seconds or by
pressing the power button.

Maintenance

Battery Replacement

1. Power OFF the meter.
2. Remove the flat head screw that secures the battery compartment at the back of the
meter.
3. Open the battery compartment and replace the 3 AAA batteries observing correct polarity.
Re-assemble the meter before use
Safety: Please dispose of batteries responsibly; never dispose of batteries in a fire, batteries may
explode or leak. If the meter is not to be used for 60 days or more, remove the battery and store
separately.
Never dispose of used batteries or rechargeable batteries in household waste.
As consumers, users are legally required to take used batteries to appropriate collection
sites, the retail store where the batteries were purchased, or wherever batteries are
sold.
Disposal: Do not dispose of this instrument in household waste. The user is obligated to
take end-of-life devices to a designated collection point for the disposal of electrical and
electronic equipment.

Cleaning and Storage

Periodically wipe the case with a damp cloth and mild detergent; do not use abrasives or
solvents.
R button to save the selection.
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