Omega Engineering OS550 Series User Manual page 21

Using the Infrared Thermometer/Transmitter
DISTANCE: SENSOR TO OBJECT (FT)
0**
1' 20" 2'
1.0" @ 0" to 20"
1.0"
1.2"
1.0"
2.5
4.0
2.5cm @ 51cm
*SPOT DIAMETER MEASURED
AT 90% ENERGY
40 80
DISTANCE: SENSOR TO OBJECT (CM)
Figure 3-5. OS550 Series (-3 FOV)
Figure 3-6. OS550 Series (-4 FOV)
3' 4' 5'
3.0"
2.4"
1.8"
6.0
8.0
120 160
6' 7' 8'
4.8"
4.2"
3.6"
D:S = 20:1
10.0
12.2
200 244
3
3-5