7-33
IM CW240E
Measurements
7
●
Description of the Vector Screen
Display information:
F
1
F
1
F
2
F
3
F
4
F
5
f: frequency
Cursor-based measurement check
Using the cursor key, select the desired order.
The measured value of the selected order
appears.
Vector length:
Represents apparent power (S).
It indicates the apparent power of each order with the apparent power of
the fundamental wave regarded as 100%.
Axes:
The horizontal axis shows active power, while the vertical axis shows
reactive power. (LOG axis)
Cursor-based measurement check:
Using the right and left direction cursor key, move the cursor
indication in the vector diagram to select the order. This allows you
to view the measured value of the selected order.
To change load:
F
2
Each time the F2 key is pressed, the following items are selected in
turn:
Example: in the case of LOAD 3
LOAD 1
→
LOAD 2
→
LOAD 3
7.6 Measuring Harmonics