Fluke 187 - Frequency Counter Sensitivity

Specifications
Frequency Counter Sensitivity
7
7-11
Frequency Counter Sensitivity
Approximate VAC Sensitivity
(RMS Sine Wave)
1
Input Range
15 Hz to
100 kHz
2
500 kHz
2
VAC Bandwidth
3
Approximate VDC
Trigger Levels
1
VDC
Bandwidth
3
50 mV 5 mV 10 mV 1 MHz -5 mV & 5 mV 1 MHz
500 mV 20 mV 20 mV 1 MHz 5 mV & 65 mV 1 MHz
3000 mV 500 mV 2000 mV 800 kHz 140 mV & 200 mV 90 kHz
5 V 0.5 V 2.0 V 950 kHz 1.4 V & 2.0 V 14 kHz
50 V 5 V 5.0 V 1 MHz 0.5 V & 6.5 V > 400 kHz
500 V 20 V 20 V 1 MHz 5 V & 65 V > 400 kHz
1000 V 100 V 100 V > 400 kHz 5 V & 65 V > 400 kHz
.
1. Maximum input = 10 x Range (1000 V max). Noise at low frequencies and amplitudes may affect accuracy.
2. Useable at reduced sensitivity to 0.5 Hz and 1000 kHz.
.
3. Typical frequency bandwidth with full scale (or maximum 2 X 10
7
V-Hz product) RMS sine wave.
Burden Voltage (A, mA, µA)
Function Range Burden Voltage (typical)
mA - µA 500.00 µA
102 µV / µA
5,000 µA 102 µV / µA
50.000 mA 1.8 mV / mA
400.00 mA 1.8 mV / mA
A 5.0000 A 0.04 V / A
10.000 A 0.04 V / A