Use and Care Guide

To eliminate measurement error, the IRT must be moved close
enough so the motor is the only object in the target area (see
Fig. 5, bottom). For a motor with an area of 1 ft
2
and using the
IRT105, with a D:S ratio of 6:1, the optimum measurement
distance would be 6 ft.
Fig. 5. Measuring a motor’s temperature from the wrong
(top) and right (bottom) distance.
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