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UT320T User Manual
UT320T User Manual
Steel
Cold rolling
Burnishing
Polishing
Zinc
Oxide
Non-Metals
Asbestos
Asphalt
Basalt
Carbon
Non-Oxide
Graphite
Carborundum
Ceramic
Clay
Concrete
Cloth
Glass
Convex glass
Smooth glass
Nonex
Sheet material
Gypsum
Ice
Limestone
Paper
Plastic
Water
Soil
Wood
8. Maintenance and Cleaning
The ingress protection rating of UT320T thermometer is lP54. The housing and
probe can be cleaned with a moist sponge or soft cloth. Please dry the product
after cleaning.
Use a cotton swab soaked in water or medical alcohol to clean the surface of the
lens.
Measure
Stop measuring
Stop measuring
Place the thermometer at 0℃-50℃
(32℉-122℉) for 30 minutes. If Err
is still displayed, the product needs
to be repaired.
Replace batteries
Restart the product or reinstall the
batteries and then restart it. If the
product still does not operate
normally, repair it.
Refer to Field of View, D: S and
other instructions in this manual.
Repair the probe if it is damaged.
Cause
Measured value＞
maximum range
Measured value＜
minimum range
Exceed the minimum/
maximum operating
temperature or
infrared sensor
damage
Low battery
Internal damage
Too far measurement
distance, diameter of
the measurement
target＜12mm
Probe damage, insert
the probe less than
12.7mm into the
measured object
Phenomenon
Display OL
Display -OL
Display Err
(startup)
Battery symbol
flashes
Display Er0
(startup)
Inaccurate
infrared
measurement
Inaccurate
probe
measurement
9. Troubleshooting
10. Notice for Use
Infrared measurement:
If the ambient temperature changes (e.g., from indoor to outdoor), the thermometer
should be allowed at least 30 minutes to stabilize, otherwise error may be caused.
If there is dust or foreign matter on the lens of the infrared sensor, clean the lens
according to the method (8. Maintenance and Cleaning) and continue to measure
after the lens surface is dry.
Make sure there are no other obstacles between the product and the measured
object.
Probe measurement:
The probe has a minimum penetration depth of 12.7mm.
Do not use the product in corrosive acids or alkalis.
