Fluke 45 user manual Operating the Meter From the Front Panel, Ranging

Operating the Meter From the Front Panel	3
Ranging

Table 3-3. Current Ranges and Full Scale Values

Fast Reading Rate		Medium Reading Rate
Range	Full Scale	Range	Full Scale
30 mA	30.00 mA	30 mA	30.000 mA
100 mA	100.0 mA	100 mA	100.00 mA
10 A	10.00 A*	10 A	10.000 A*

* 20 A for maximum of 30 seconds

Slow Reading Rate

Range	Full Scale
10 mA	9.9999 mA
100 mA	99.999 mA
10 A	9.9999 A

Table 3-4. Ohms Ranges and Full Scale Values

Fast Reading Rate

Range	Full Scale
300 Ω	300.0 Ω
3 kΩ	3.000 kΩ
30 kΩ	30.00 kΩ
300 kΩ	300.0 kΩ
3 MΩ	3.000 MΩ
30 MΩ	30.00 MΩ
300 MΩ	300 MΩ

Medium Reading Rate

Range	Full Scale
300 Ω	300.00 Ω
3 kΩ	3.0000 kΩ
30 kΩ	30.000 kΩ
300 kΩ	300.00kΩ
3 MΩ	3.0000 MΩ
30 MΩ	30.000 MΩ
300 MΩ	300.0 MΩ

Slow Reading Rate

Range	Full Scale*
100 Ω	98.000 Ω
1000Ω	980.00 Ω
10 kΩ	9.8000 kΩ
100 kΩ	98.000 kΩ
1000 kΩ	980.00 kΩ
10 MΩ	9.8000 MΩ
100 MΩ	98.0 MΩ **

*Typical

** Because of the method used to measure resistance, the 100 M (slow) and 300 M (medium and fast) ranges cannot measure below 3.125 M and 20 M respectively. "UL" (Underload) is shown on the display for resistances below these nominal points, and the computer interface outputs "+1 E-9".

Table 3-5. Frequency Ranges and Full Scale Values (Slow and Medium*)

Range

Full Scale

1000 Hz	999.99 Hz
10 kHz	9.9999 kHz
100 kHz	99 999 kHz
1000 kHz	999.99 kHz
1 MHz	9.9999 MHz

* Fast (F) reading rate has one digit of resolution less.

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