Amperes (Amp); Peak; Frequency (Hz); Duty Cycle (Duty) - Fluke 190-102 User Manual

ScopeMeter® Test Tool 190 Series II
Users Manual

Amperes (AMP)

With Optional Current Probe or Current Shunt
Ranges ............................. same as VDC, VAC, VAC+DC
Probe Sensitivity ................. 100 µV/A, 1 mV/A, 10 mV/A,
100 mV/A, 400 mV/A, 1 V/A, 10 V/A, and 100 V/A
Accuracy ........................... same as VDC, VAC, VAC+DC
(add current probe or current shunt accuracy)

Peak

Modes .................... Max peak, Min peak, or peak-to-peak
Maximum Voltage
with 10:1 probe .................................................. 1000 V
direct (1:1) ............................................................ 300 V
Maximum Resolution
with 10:1 probe ................................................... 10 mV
direct (1:1) ............................................................. 1 mV
Full Scale Reading .......................................... 800 counts
Accuracy
Max peak or Min peak ................................ ±0.2 division
Peak-to-peak.............................................. ±0.4 division

Frequency (Hz)

Range ...................................... 1.000 Hz to full bandwidth
Full Scale Reading .......................................... 999 counts
118
Accuracy
1 Hz to full bandwidth ...................... ±(0.5 % +2 counts)
(4 s/div to 10 ns/div and 10 periods on the screen).

Duty Cycle (DUTY)

Range ..................................................... 4.0 % to 98.0 %
Resolution ............................. 0.1 % (when period > 2 div)
Full Scale Reading ................. 999 counts (3-digit display)
Accuracy (logic or pulse) .................... ±(0.5 % +2 counts)

Pulse Width (PULSE)

Resolution (with off) ........................ 1/100 division
GLITCH
Full Scale Reading .......................................... 999 counts
Accuracy
1 Hz to full bandwidth ...................... ±(0.5 % +2 counts)

Vpwm

Purpose ................. to measure on pulse width modulated
signals, like motor drive inverter outputs
Principle ......... readings show the effective voltage based
on the average value of samples over a
whole number of periods of the fundamental
Accuracy ............................ as Vrms for sinewave signals
frequency