Calibration Menu; Set Value Menu; Calibration Menus - Fluke 8508A User Manual

Calibration Menu

This menu allows adjustment operations at the adjustment point nominal values via Auto,
or selection of adjustment operations at non-nominal values via
to the special calibration menu. The
ode.
CAL m
This menu defines four menu keys:
Indicates to the user that the adjustment point is automatically set according

to the amplitude (and frequency in ACV) of the signal detected. Auto is the
default selection on entry to the
appearing later in this chapter for the adjustment points for the selected
range.
The Set feature is available in all functions, allowing the user to enter the true

value of the calibration standard where it differs from the nominal adjustment
point value. Pressing Set displays the
Frequency mode, when the
adjustment reduces flatness errors within ± 10 % of the spot frequency. Set is
not available for DCV, DCI, and Resistance range zero calibrations.
 Special CAL is indicated on the main display. The SPCL menu is displayed
which allows pre-adjustment of the instrument, adjustment of the frequency
counter, and entry to other calibration utilities.
Exits from the CALIBRATION menu via the CALIBRATION DUE ? menu,

where the recommended next adjustment date can be entered, before finally
quitting the calibration mode.

SET VALUE Menu

This menu is obtained by pressing the Set key in the
functions except ACV Spot Frequency.
When this menu appears, it shows the nominal adjustment point value, allowing the user
to enter the true output value of the calibration standard at the point to be adjusted. The
numeric keyboard is activated, locking out all other keys. The Set value is entered in
exponential format expressed in Volts, Amps, or Ohms, and must be above 20 % of range
(40 % on the 1000 V DCV and ACV ranges). The
Set value is stored by pressing the Enter key.
The 8508A always chooses the most-recently stored Set value when adjusting.
available for DCV, DCI, and Resistance range zero adjustments.
legend appears in the left-hand display when in
CAL

CALIBRATION Menu

CALIBRATION
SET VALUE
menu is displayed. Spot Frequency
SPOT CAL
CALIBRATION

SET VALUE Menu

SAMPLE
Adjustment and Verification

Calibration Menus

. It also offers access
Set
menu. Refer to the tables
menu except in ACV Spot
menu on all
key has no effect until the
is not
Set
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adj139f.eps
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