Fluke 8508A - True Ohms

Making Measurements
Using the Measurement Functions
3
HIVΩ
Resolution
Press the Resl key to see the HIΩ RESL menu:
HiVΩ RESL Menu
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5
6
5-1/2-digits resolution
6-1/2-digits resolution
7
8
7-1/2-digits resolution
8-1/2-digits resolution
Refer to Table 3-2 for the ADC integration times applicable to the various resolution and
Fast On/Off settings.
To revert to the
HiVΩ CONFIG menu, press the Config key.
To revert to the
HiVΩ menu from either HiVΩ RESL or HiVΩ CONFIG, press the HiVΩ
menu key.
HIV
Ω - Movement between Menus
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HiVΩ Movement Between Menu
True Ohms
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TruΩ Menu
Press the Ω PLUS key to see the expanded Ohms selection for True Ohms function and
the High Voltage Ohms function. Press the Tru Ω key for the Tru Ω menu.
The
TruΩ mode takes two measurements per reading. The second measurement is
made with the current reversed relative to the first measurement. The two
measurements are combined to eliminate the effects of any external EMFs that
may be present.
 This function provides only 4-wire measurements of resistance, in decade
ranges fro
m
2 Ω to 20 kΩ. The stimulus current is fed through the test
3-15