4.6 Verifying Correct Wiring (Connection Check)
49
Chapter 4 Configuring the Instrument before Measurement (SYSTEM - SYSTEM screen)
4
Voltage vectors:
• Check that the voltage measurement clips are attached to the lines
according to the wiring diagram.
Current vectors:
• Check that the clamp sensors are attached to the lines according to the
wiring diagram.
In this case Check
If vector direction (phase) or col-
or is incorrect
When measuring 3P3W2M systems, the active power (P) measured on each channel may be
negative.
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