GW Instek GDM-8245 - Page 52

GDM-8245 User Manual
52
Crest Factor Range 3.0 at full scale.
The burden voltage is the same as the DC current.
When the input exceeds the full scale of the selected range, the display will
indicate over-range: “—OL—“.
FREQUENCY MEASUREMENT AT ACA RANGE
RANGE FREQUENCY INPUT LEVEL
(SINE WAVE)
ACCURACY
500uA 10Hz ~ 20kHz
≥90μA
0.05%+1
5mA 10Hz ~ 20kHz
≥0.9mA
0.05%+1
50mA 10Hz ~ 20kHz
≥9mA
0.05%+1
500mA 10Hz ~ 20kHz
≥90mA
0.05%+1
2A 10Hz ~ 2kHz
≥1A
0.05%+1
20A 10Hz ~ 2kHz
≥9A
0.05%+1
AC+DC measurement does not support AC+Hz function.
Resistance
RANGE RESOLUTION ACCURACY
500Ω 0.01Ω
0.1%+4
5kΩ 0.1Ω
0.1%+2
50kΩ 1Ω
0.1%+2
500kΩ 10Ω
0.1%+2
5MΩ 100Ω
0.2%+2
20MΩ 1kΩ
0.3%+2
Open-circuit Voltage
3.2 volts maximum on 500Ω, 1.3 volts maximum on all
other ranges.
Protection 450V dc or peak ac continuous.
Capacitance
RANGE RESOLUTION ACCURACY
5nF * 0.001nF
≥1nF: 2%+10
<1nF & ≥0.5nF: 2%+20
50nF 0.01nF
≥10nF: 2%+10
<10nF & ≥5nF: 2%+30
500nF 0.1nF 2%+4
5uF 1nF 2%+4
50uF 10nF 2%+4
*5nF range is affected by the impedance of the test lead. For accuracy, please
measure the range directly on the input terminal.
Protection 450V dc or peak ac continuous.