Digital Power Meter 66200 Series User’s Manual
4. Use , to select the required average number and press Enter/Trig to save the setting
and exit the function setting display.
Once the average number is set, it will be saved in the internal flash memory of Power Meter
and will not disappear even the power is off.
Windo
Movable window is another method 66200 Series Power Meter provided to average the
readings. The Power Meter adds up the measurements of all currents or current cycles within
the window time set by user and then divides it by the total cycle numbers within that time
frame. When the Power Meter read a new sample value, the oldest sample value in register in
the window time will be excluded which means to keep the window time to a fixed value.
The window time range can be set by 66200 Series Power Meter is 0.5 –10 seconds with
every 0.5-second a unit.
Following are the steps to set the parameter:
1. Press Setup to select Meas and the indicator of Meas is on as Figure 4-15 shows.
2. In the special measurement display a blinking pattern will appear. Use , to select
Meas and press Enter/Trig to save the setting and go to average and window selection
display.
3. In AC voltage parameter display a blinking pattern will appear. Use , to select
Windo and press Enter/Trig to save the setting and go to window second setting display
as Figure 4-17 shows.
Figure 4-17 Setting Window and Window Time
4. Use , to set the required seconds and then press Enter/Trig to save the setting and
exit the function setting display.
L NOTE
The UUT input source measured by Power Meter is a variable affected by the changes of
power, load and other factors. The Power Meter panel display readouts will not change
significantly if average is well utilized. However, please be noted that the more the average
number the less UUT sudden change can be shown.
ENERG:
66202 Power Meter is able to measure the UUT’s Energy within a certain time frame. Users
can use Enter/Trig to decide when to start the measurement.
Following are the steps to set the parameter:
4-12
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