3
、
Field of view: Be sure the target area is larger than the unit’s spot size. The smaller the target
get, the closer the measured distance. For precise measuring, make sure the target is at least
twice as large as the spot size.
●
Operation Notes
1
、
No glass
、
plastic or water vapor .etc should between the product and target object.
2
、
Keep the product away from the following places, which will damage the devices:
a
、
Environment has vapor and dust;
b
、
EMF places
（
Electro-magnetic fields: such as arc welders
、
induction heaters
）
;
c
、
Static environment;
d
、
Heat shock (by abrupt temperature changes, allow 30 minutes for unit to stabilize before
use.);
e
、
High temperature objects.
●
Trouble shootings
Problems Causes
Solutions
No vision
Dead battery
Check and replace battery.
Show“ ”
Low battery
Replace battery
Show “OL—” The target temperature lower than range. Choose target within the range
Show “OH”
The target temperature higher than range. Choose target within the range
No suitable object and view field.
①
Choose proper field of view.
①
Temperature
differs much
②
Wrong emissivity setting.
②
choose proper emissivity value
●
Maintenance
1
、
Cleaning the lens: Abrupt temperature changes will cause vapor, please clean after the
vapor disappears. Blow off loose particles using clean compressed air. Gently brush remaining
debris away with a camel’s hair brush. Carefully wipe the surface with a moist cotton swab.
2
、
Keep clean; Avoid drop and wet; The housing could be cleaned with wet sponge.
C a u t i o n s
●
Don’t drop and use the tool by force.
●
Don’t disassemble the tool, (avoid to cause trouble).
●
Keep the tool dry and clean.
●
Don’t place the tool with corrosive gas or objects.
●
Avoid dust and water, which may stain the lens.
●
Don’t clean the lens by any solvent.
●
Don’t immerse the tool into water to avoid damage.
●
In case of damage of tool by deterioration of battery.
●
Remove the battery when not in use for an extended period of time.
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