FLIR CM83 User Manual page 25

5 Operation
Figure 5.3 Three-phase three-wire measurement
1. Set the function switch to the
2. Ensure that the meter is set to active power measurement. If the
indicator is displayed, press the
these indicators are displayed.
3. Take two measurements of the active power, in accordance with Figure 5.3.
5.6.2.2 Three-phase four-wire balanced/unbalanced
The power of a three-phase four-wire configuration is measured in three steps,
accordance with Figure 5.4. The total power is the sum of the three measure-
ments: W = W + W
1
#T559825; r.8008/8011; en-US
position.
+ W .
2 3
button repeatedly until none of
or the
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