Textron Greenlee DM-860A Manuel D'instructions page 22

Accuracy (cont'd)
Frequency—Line Level
Range: 5.000 Hz to 200.00 kHz
Accuracy: ± (0.02% + 4 digits)
AC Function Sensitivity
Range (Sine RMS)
500 mV 100 mV
5 V 0.5 V
50 V 5 V
500 V 50 V
1000 V 500 V
VFD 5 V 0.5 V to 2 V*
VFD 50 V 5 V to 20 V*
VFD 500 V 50 V to 200 V*
Frequency —Logic Level
Range: 5.000 Hz to 2.0000 MHz
Accuracy: ± (0.002% + 4 digits)
Sensitivity: 2.5 Vp square wave
% Duty Cycle
Range: 0.1% to 99.99%
Accuracy: ± (3 digits/kHz + 2 digits)
Input Frequency: 5 Hz to 500 kHz, 5 V logic family
Diode Test
Measuring Range: 2.0000 V
Test Current (typical): 0.4 mA
Open Circuit Voltage: < 3.0 VDC
Accuracy: ± (1% + 0.0001 V)
Continuity
Tone Threshold: Between 20 Ω and 200 Ω
Response Time: < 100 µs
dBm
The range and accuracy depend on the AC voltage function used and the selected reference
impedance.
Selectable Reference Impedance: 4, 8, 16, 32, 50, 75, 93, 110, 125, 135, 150, 200, 250, 300, 500,
600, 800, 900, 1000, 1200 Ω
Crest Capture (Voltage and Current) for Crests > 0.8 ms in duration
Accuracy: Specified accuracy ± 100 digits
Resolution: 5000 digits
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Range
10 Hz to 200 kHz
10 Hz to 100 kHz
10 Hz to 10 kHz
10 Hz to 440 Hz
AC Function Sensitivity
Range (Sine RMS)
500 µA 50 µA
5000 µA 500 µA
50 mA 5 mA
500 mA 50 mA
5 A 1 A
10 A 10 A
* VFD sensitivity linearly decreases from 10% of
range @ 200 Hz to 40% of range @ 440 Hz.
Range
10 Hz to 10 kHz
10 Hz to 3 kHz