Bk-precision 5491B - Manual Manual do Utilizador descarregar pdf (Página 10)

5. Range and Combination function selecting keys

Select a 2

display parameter

Select a 2

display parameter

Select a higher range and disable auto ranging.

Select a lower range and disable auto ranging.

Toggle between auto ranging and manual ranging.

6. Trig/Hold Key

Trigger a measurement from the front panel.

Hold a reading on the display.

7. Shift/Local keys

Used to access shifted keys.

(LOCAL) Cancel remote control mode and back to the LOCAL mode.

2.2 Annunciators on Screen

Figure 2-2 Display Annunciators

FAST Fast reading rate

MED Medium reading rate

SLOW Slow reading rate

TRIG Indicates trigger (front panel, bus) selected.

HOLD Reading HOLD function is enabled

REL Relative reading displayed

MATH A math operation is enabled (%, dB, dBm).

(Speaker) Beeper on for continuity testing function

(Diode) Instrument is in diode testing function

DC DC operation is enabled

AC AC operation is enabled

COMP Limit testing function is enabled

Trig

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Bk-precision 5491B - Manual Manual do Utilizador Página 10