Frequency counter sensitivity – Fluke 289 User Manual
Page 85
True-rms Digital Multimeters
Detailed Specifications
75
Frequency Counter Sensitivity
Approximate Voltage Sensitivity
(rms sine wave)
[1]
Input Range
15 Hz to 100 kHz
AC Bandwidth
[2]
Approximate DC
Trigger Levels
DC Bandwidth
[2]
50 mV
5 mV
1 MHz
5 mV & 20 mV
600 kHz
500 mV
25 mV
1 MHz
20 mV & 60 mV
1 MHz
5 V
0.25 V
700 kHz
1.4 V & 2.0 V
80 kHz
50 V
2.5 V
1 MHz
0.5 V & 6.5 V
1 MHz
500 V
25 V
300 kHz
5 V & 40 V
300 kHz
1000 V
50 V
300 kHz
5 V & 100 V
300 kHz
Approximate Current Sensitivity
(rms sine wave)
Input Range
15 Hz to 10 kHz
AC Bandwidth
Approximate DC Trigger
Levels
DC Bandwidth
500
μ
A 25
μ
A
100 kHz
5000
μ
A 250
μ
A
100 kHz
50 mA
2.5 mA
100 kHz
400 mA
25 mA
100 kHz
5 A
0.25 A
100 kHz
10 A
1.0 A
100 kHz
NA NA
[1]
Maximum input = 10 x range (1000 V maximum, 2 x 10
7
V-Hz product maximum). Noise at low frequencies and amplitudes may affect accuracy.
[2]
Typical frequency bandwidth with full scale (or maximum 2 x 10
7
V-Hz product) rms sine wave.