Fluke 45 Instrukcja Użytkownika Pobierz pdf (Strona 34)

Operating the Meter From the Front Panel

Ranging

3-7

Table 3-3. Current Ranges and Full Scale Values

Fast Reading Rate Medium Reading Rate Slow Reading Rate

Range Full Scale Range Full Scale Range Full Scale

30 mA 30.00 mA 30 mA

30.000 mA

10 mA 9.9999 mA

100 mA 100.0 mA 100 mA 100.00 mA 100 mA 99.999 mA

10 A 10.00 A* 10 A 10.000 A* 10 A 9.9999 A

* 20 A for maximum of 30 seconds

Table 3-4. Ohms Ranges and Full Scale Values

Fast Reading Rate Medium Reading Rate Slow Reading Rate

Range Full Scale Range Full Scale Range Full Scale*

300 Ω 300.0 Ω 300 Ω 300.00 Ω 100 Ω 98.000 Ω

3 kΩ 3.000 kΩ 3 kΩ 3.0000 kΩ 1000Ω 980.00 Ω

30 kΩ 30.00 kΩ 30 kΩ 30.000 kΩ 10 kΩ 9.8000 kΩ

300 kΩ 300.0 kΩ 300 kΩ 300.00kΩ 100 kΩ 98.000 kΩ

3 MΩ 3.000 MΩ 3 MΩ 3.0000 MΩ 1000 kΩ 980.00 kΩ

30 MΩ 30.00 MΩ 30 MΩ 30.000 MΩ 10 MΩ 9.8000 MΩ

300 MΩ 300 MΩ 300 MΩ 300.0 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.

1 2 ... 29 30 31 32 33 34 35 36 37 38 39 ... 121 122

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Fluke 45 Instrukcja Użytkownika Strona 34