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Fluke 43B
Users Manual
40
Scope readings
The accuracy of all scope readings is valid from 18 °C to 28 °C with relative
humidity up to 90 % for a period of one year after calibration. Add 0.1 x (the
specified accuracy) for each °C below 18 °C or above 28 °C. More than one
waveform period must be visible on the screen.
V DC, A DC...........................................................................±(0.5 % + 5 counts)
V AC and V AC+DC (True RMS) input 1
DC to 60 Hz.......................................................................±(1 % + 10 counts)
60 Hz to 20 kHz..............................................................±(2.5 % + 15 counts)
20 kHz to 1 MHz................................................................±(5 % + 20 counts)
1 MHz to 5 MHz...............................................................±(10 % + 25 counts)
5 MHz to 20 MHz.............................................................±(30 % + 25 counts)
A AC and A AC+DC (True RMS) input 2
DC to 60 Hz.......................................................................±(1 % + 10 counts)
60 Hz to 15 kHz...............................................................±(30 % + 25 counts)
Frequency (Hz), Pulse width, Duty cycle (2.0 % to 98.0 %)
1 Hz to 1 MHz...................................................................±(0.5 % + 2 counts)
1 MHz to 10 MHz.................................................................±(1 % + 2 counts)
10 MHz to 30 MHz............................................................±(2.5 % + 2 counts)
Phase (Input 1 to Input 2)
1 Hz to 60 Hz..............................................................................................±2°
60 Hz to 400 Hz..........................................................................................±5°
Peak voltage
Peak max, Peak min............................................................± 5 % of full scale
Peak-peak .........................................................................± 10 % of full scale
Crest
Range.............................................................................................1.0 to 10.0
±(5 % + 1 counts)