Fluke 80 V Series Calibration Manual page 15

Table 7. Capacitance and Diode Function Specifications
Function Range
E
10.00 nF
100.0 nF
1.000 µF
10.00 µF
100.0 µF
9999 µF
G
3.000 V
1. With a film capacitor or better, using Relative mode to zero residual.
Table 8. Frequency Counter Specifications (Models 87 and 83)
Function
Frequency
(0.5 Hz to 200 kHz,
pulse width > 2 µs)
Table 9. Frequency Counter Specifications (Model 88)
Function Range
Frequency 2
199.99
(0.5 Hz to 200 kHz, 1999.9
pulse width > 2 µs)
19.999 kHz
199.99 kHz
> 200 kHz
RPM n
30 to 9,000
RPM o
60 to 12,000
% Duty Cycle 3
0.0 to 99.9% (0.5 Hz to 200 kHz, Pulse Width >2 µs)
Pulse Width 3
0.002 to 1999.9 ms (4 Hz to 200 kHz, Pulse Width >2 µs)
1. Pulse Width range is determined by the frequency of the signal.
2. Frequency measurements can be made on voltage or current inputs. The current inputs are always dc coupled.
For rise times >1 µs. Duty Cycle Accuracy: ±(0.2 % per kHz + 0.1%). Pulse Width Accuracy: ±(0.002 ms + 3).
3.
Table 10. Frequency Counter Sensitivity and Trigger Levels
1
Input Range
600 mV dc
600 mV ac
6 V
60 V
600 V
1000 V
Duty Cycle Range
Within ± (0.2% per kHz + 0.1 %) for rise times < 1 µs.
0.0 to 99.9 %
1. Maximum input for specified accuracy = 10X Range or 1000 V.
Resolution
0.01 nF
0. 1 nF
0.001 µF
0.01 µF
0.1 µF
1 µF
0.001 V
Range Resolution
199.99 0.01 Hz
1999.9 0.1 Hz
19.999 kHz 0.001 kHz
199.99 kHz 0.01 kHz
> 200 kHz 0.1 kHz
Resolution
0.01 Hz
0.1 Hz
0.001 kHz
0.01 kHz
0.1 kHz
1 RPM
1 RPM
Minimum Sensitivity (RMS Sine wave)
5 Hz - 20 kHz
70 mV (to 400 Hz) 70 mV (to 400 Hz)
150 mV 150 mV
0.3 V 0.7 V
3 V 7 V (≤140 kHz)
30 V 70 V (≤14.0 kHz)
100 V 200 V (≤1.4 kHz)
Accuracy
± (1 % + 2)
± (1 % + 2)
± (1 % + 2)
± (1 % + 2)
± (1 % + 2)
± (1 % + 2)
± (2 % + 1)
± (0.005 % + 1)
± (0.005 % + 1)
± (0.005 % + 1)
± (0.005 % + 1)
Accuracy
± (0.01 % + 1)
1999.9
± (0.01 % + 1)
5.00
± (0.01 % + 1)
0.500
± (0.01 % + 1)
0.0500
unspecified
± 2 RPM
± 2 RPM
Approximate Trigger Level
0.5 Hz - 200 kHz
Accuracy
Digital Multimeter
1
1
Accuracy
unspecified
Pulse Width Resolution
1
Range (ms) (ms)
0.1
0.01
0.001
0.0001
(DC Voltage Function)
40 mV

1.7 V
4 V
40 V
100 V
Specifications
7