Fluke 87 TRUE RMS MULTIMETER User Manual page 48

87
Users Manual
Input Range
(Maximum input for
specified accuracy =
10X Range or 1000V)
400 mV dc
400 mV dc
4V
40V
400V
1000V
Duty Cycle 0.0 to 99.9%
Accuracy:
40
Specifications (cont)
Frequency Counter Sensitivity and Trigger Level
Minimum Sensitivity (RMS Sinewave)
5 Hz - 20 kHz 0.5 Hz - 200 kHz
70 mV (to 400 Hz) 70 mV (to 400 Hz)
150 mV 150 mV
0.3V 0.7V
3V 7V ( 140 kHz)
30V 70V ( 14.0 kHz)
300V 700V ( 1.4 kHz)
Within (0.05% per kHz + 0.1%) of full scale for a 5V logic family input on the 4V
dc range.
Within ((0.06 x Voltage Range/Input Voltage) x 100%) of full scale for sine wave
inputs on ac voltage ranges.
Approximate Trigger Level
(DC Voltage Function)
40 mV
1.7V
4V
40V
400V