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39/41B
Users Manual
16
Table 1. Key Descriptions (cont)
Number Symbol Name & Description
5 Range (Waveform and Text)
Press
momentarily to start manual ranging
(MAN) for all Measurement Functions (V, A, W).
Continue momentary presses to cycle through
the ranges for the selected Measurement
Function only. (Ranges do not change for the
other two Measurement Functions.) Press and
hold about 1 second to return to autoranging
(AUTO) for all Measurement Functions (V, A, W).
The Tester always begins autoranging at power-
up.
Range (Harmonics)
Press
momentarily to cycle from 100% to
10%, 20%, 50%, and back to 100%. Other
harmonics screen ranges and voltage or current
measurement ranges do not change while in
harmonics display.
6 VA Check
Press at any time for a check of the volts versus
amps signature at the test point. Press
a
second time to return to normal operation. See
also “VA Check” section.
7 Memory (Model 41B)
Press to access the Waveform Storage Screen.
Press
a second time to return to normal
operation. Also, you can clear all stored
waveforms by holding
pressed as you
press
on. See also “Storing and Recalling
Measurements.”