Selecting The Test Range - AEMC 6255 User Manual

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4.3.5. Stand-by (ST BY) State
This is the position that the Model 6255 returns to at the end of a measurement
cycle after:

the operator presses the START/STOP button during a test

any changes to the position of the rotary switch

every low inductive mode measurement

an error is detected

4.4. Selecting the Test Range

The Model 6255 has seven test ranges to choose from. Table 1 lists the
maximum resistance, test current and resolution for each range.
Resistance Range
2500Ω
250Ω
25Ω
2500mΩ
250mΩ
25mΩ
5mΩ
Turn the rotary switch to the desired range, the range and test current will appear
on the lower left side of the display.
The Model 6255 is now ready to start a test.
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Test Current Resolution
1mA 100mΩ
10mA 10mΩ
100mA 1mΩ
1A 0.1mΩ
10A 10µΩ
10A 1µΩ
10A 0.1µΩ
Table 1
Figure 4-4
Micro-Ohmmeter Model 6255
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