Operating Basics
Measurement Examples
Example 1.
Consider a case where you need to measure two sinusoidal waveforms that are 180° out of phase with each
other, each with an amplitude of 1000 V
Figure 3: Measuring two equal-amplitude waveforms that are 180 degrees out of phase
If both waveforms are at the same voltage potential, then the differential measurement would be 2 times the individual
signal inputs (in this example, 2000 V
THDP/TMDP series probes, the THDP0100 probe is capable of measuring this signal. (See Table 6 on page 27.) For
reference, the rms values of the Common-Mode Voltage and Voltage-to-Earth ratings and Maximum Input Signals for each
probe model are shown in the figure above.
23
with no DC offset (centered at 0 V). (See Figure 3.)
pk
). Looking at the maximum measurable differential voltage specifications for the
pk
THDP0100/0200 & TMDP0200 High Voltage Differential Probes Instruction Manual
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