Agilent Technologies 339B, Технический обзор

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2
Open:
Compensates leakage current
and capacitance in test fixtures
and cables.
Contact check:
Verifies reliability of
capacitor test connections.
Save/Recall:
Stores and retrieves up to
10 measurement states.
Comparator:
Selects values for high,
in, and low testing.
Measurement parameter:
Selects the right parameter
for the measurement.
Display:
LCD with back-light. Displays
measurement values, instrument
states, and comparator results.
Test sequence program:
Controls a series of resistance
measurements.
(Charge-measure-discharge)
Agilent 4349B 4-channel high resistance meter
Key parameters and specifications
Agilent 4339B Agilent 4349B
Test channels 1 2ch, Option 4349B-001
4ch, Option 4349B-700
Test voltage(Vdc) 0.1 to 1000 Requires external power source
1
Measurement parameters R, I, pv, ps R, I
Measurement range
(Ω)
10
3
to 1.6x10
16
10
3
to 10
15
Basic accuracy 0.6% 2%
Display resolution 3 / 4 / 5 digits 3 / 4 / 5 digits
Measurement time 10 ms/30 ms/390 ms 9.5 ms/28 ms/98 ms/397 ms
1. External power source required for resistance measurements. Recommendation for external power source for
measurement for 1 G
Ω
sample at 100 Vdc with accuracy = ±10%:
Ripple:
≤
1 mVrms (50/60 Hz)
Wideband noise:
≤
5 µVrms/Hz (50 Hz)
Switching noise:
≤
50 mVrms (100 kHz)