CAUTION!
• ALWAYS turn off the instrument before replacing the batteries.
• ALWAYS remove the batteries if the instrument is not to be used for extended periods.
• ALWAYS use high quality batteries of the same brand, type and age.
• If the instrument does not work properly, or the low battery icon is displayed,
replace the batteries immediately.
• DO NOT expose the batteries or instrument to extreme temperatures or direct
heat source, as this can cause the batteries to leak.
• If the batteries should leak, remove them using a cloth and dispose of them
according to local regulations. Clean any leaked battery acid avoiding any contact
with skin, eyes & mouth.
• If any contact does occur, rinse affected areas immediately with fresh water and
seek medical advice.
Functions and settings
01
Operation instructions
1. Press
to turn ON.
2. Press
to switch between front and rear datum measurement.
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3. Press
&
together to switch between metric and imperial units.
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Single measurement;
4. Press
to turn on the laser. The laser will turn off automatically after 20s if no measurement is taken.
5. Point the laser at the target and press
6. Repeat steps 4 and 5 to take the next measurement. The screen will display the current, and the two previous readings.
Continuous measurement:
7. Press and hold
for approximately 2 seconds to enter continuous measurement mode.
8. Press and hold
to switch OFF. The device will switch off automatically after 5 minutes if no buttons are pressed.
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Troubleshooting
Error code
Possible cause
Err01
Reflected laser signal too strong.
Err03
Reflected laser signal too weak.
Err02
Measurement beyond the effective
working range.
Err06
Low battery.
again to record the distance.
Solutions
Change to another target or place a piece of white paper
on the target.
Measure within the effective working range.
Replace with new batteries.
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