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OS880-Series
Material
Emissivity
Material
Emissivity
Aluminum
0.30 Iron 0.70 Asbestos
0.95 Lead
0.50 Asphalt
0.95 Limestone
0.98 Brass
0.50 Paint
0.93 Brick
0.90 Paper
0.95 Carbon
0.85 Plastic
0.95 Ceramic
0.95 Rubber
0.95 Concrete
0.95 Sand
0.90 Copper
0.95 Skin 0.98 Dirt 0.94 Snow
0.90 Frozen Food
0.90 Steel
0.80 Hot food
0.93 Textiles
0.94 Glass (plate)
0.85 Water
0.93 Ice 0.98 Wood
0.94
Fig.
1
Fig. 2
Fig. 3
OS-880-121 QUICK Start Guide
Battery Installation
Open the battery compartment (Fig. 1) on the front
of the device by pulling in the direction of the
arrow (Fig. 2)
Field of view
Field of view, or distance to spot ratio, is the
size of an area that can be measured from a
specified distance. As the distance from the
object increases, the spot size of the measuring
area becomes larger. Make sure the target is
larger than the unit’s spot size. Please see field
of view diagram for the OS-880-121 below.
Insert a 9V battery into the battery holder (Fig. 3)
Once battery is installed, close the lid battery
compartment. Please avoid pinching battery wires.
How to turn on the unit
Press the trigger of device to power on
Reading will be continually display in real-
time but will “lock” on last seen reading
when trigger is released
Switch between Celsius and Fahrenheit
The default setting for the temperature unit is in
Celsius. To change to Fahrenheit, please follow
these steps:
Turn unit “on” by pressing trigger
Press the “T/DN” button to toggle to °F (see
image)
Repeat the process to toggle back to °C
Emissivity
Emissivity describes how well an object can
emit IR energy. The OS-880-121 has
adjustable emissivity from 0.10 to 1.00.
Contact Information: If you need technical
support, please call 1-888-826-6342.
CONFIDENTIAL
omega.com
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