Fluke 1577 - Frequency Measurement and Counter Sensitivity; Capacitance Measurement Accuracy

Insulation Multimeters
Electrical Specifications
35
Frequency Measurement (1587 and 1587T Only)
Range Resolution
Accuracy
±(% of Rdg+Digits)
99.99 Hz 0.01 Hz
±(0.1 % + 1)
999.9 Hz 0.1 Hz
±(0.1 % + 1)
9.999 kHz 0.001 kHz
±(0.1 % + 1)
99.99kHz 0.01 kHz
±(0.1 % + 1)
Frequency Counter Sensitivity
V ac Sensitivity (RMS Sine Wave)
[1]
Input Range
5 Hz to 20 kHz 20 kHz to 100 kHz
DC Trigger Levels
[1]
to 20 kHz
[2]
600.0 mV ac 100.0 mV 150.0 mV na
6.0 V 1.0 V 1.5 V -400.0 mV and 2.5 V
60.0 V 10.0 V 36.0 V 1.2 V and 4.0 V
600.0 V 100.0 V - 12.0 V and 40.0 V
1000.0 V 300.0 V - 12.0 V and 40.0 V
[1] Maximum input for specified accuracy = 10x range (1000 V max). Noise at low frequencies and amplitudes may affect accuracy.
[2] Usable to 100 kHz with full scale input.
Capacitance (1587 and 1587T Only)
Range Resolution
Accuracy
±(% of Rdg+Digits)
1000 nF 1 nF
10.00 μF 0.01 μF
±(1.2 % + 2)
100.0 μF 0.1 μF
9999 μF 1 μF
±(1.2 % +/- 90 counts)