5
TROUBLESHOOTING
MAINTENANCE
• Clean the housing and the lens using only a soft cloth or cotton swab with water or medical alcohol .
• Do not let any liquid enter the case or sensor area . Allow the lens to fully dry before use .
• Avoid storing the meter in extreme temperature conditions . Do not store below 14°F (-10°C), or where the radiant
temperature may exceed 140°F (60°C) .
• Always purchase the correct size and grade of battery most suitable for the intended use .
• Clean the battery contacts and also those of the device prior to battery installation .
• Remove batteries from equipment that is not to be used for an extended period of time to avoid damage to the tool
should the batteries deteriorate .
• Remove batteries if consumed or if product is to be left unused for a long time .
SPECIFICATIONS
Recommended Operating Environment:
Indoor
Measuring Range:
2 in ~ 100 ft (51 mm ~ 30 .48 m)
Measurement Accuracy:
*
+/- 2 mm (+/-0 .079 in)
Minimum Display Unit (Metric) (Standard):
(1 mm) (0 .01 in .)
Laser Class:
2 (complies with FDA 21 CFR 1040 .10 and
1040 .11)
Laser Type:
Maximum output power 1 mW,
Wavelength 630-680 nm
Instrument Auto-off Delay Time:
5 min .
Laser Auto-off Delay Time:
20-25 sec .
Battery Life (AAA alkaline battery):
More than 5000 single measurements
Working Temperature:
14~104°F (-10~40°C)
Storage Temperature:
14~140°F (-10~60°C)
*
IMPORTANT: Under adverse conditions (such as bright solar light outdoors or in the surrounding environment,
weak reflection of the surface to be measured, and rough surface), accuracy will be reduced .
Problem
Cause
Solution
The meter does
not turn on .
Batteries incorrectly inserted .
Low battery power .
Poor contact of the ON button .
Reinsert according to polarity symbols .
Replace with new batteries .
Press the button hard or send meter for
repair .
The meter clicks
inside .
It is a normal sound generated by the light
path switch-over device during measurement .
N/A
