Calibrating The Meter - Fluke 5520A Operator's Manual

5520A
Operators Manual
11. Test the High current function.
MIN MAX
PEAK MIN MAX
mV
V
V
OFF
mA µA
A

4-61. Calibrating the Meter

Continue with calibration if any range was out of tolerance in the previous procedure.
The adjustment for calibrating the meter requires disassembling the meter.
Refer to the diagrams and access procedures in the 80 Series Service
Manual.
4-66
a. Press R on the calibrator.
b. Verify that the calibrator is in standby and connect the DMM as shown in
Figure 4-20.
87 TRUE RMS MULTIMETER
RANGE HOLD
H
REL Hz
mA
A
µ
A
COM
V
Figure 4-20. Cable Connections for Testing an 80 Series High Amps Function
c. Set the calibrator output to 3.5 A at 0 Hz and press O. Verify the error is
within specification.
d. Repeat the previous step using 10.0 A at 0 Hz. Verify the error is within
specification.
e. Press Y on the calibrator and press the blue key on the DMM to switch to ac
measurements.
f. Set the calibrator output to 3.5 A at 60 Hz and press O. Verify the error is
within specification.
g. Repeat the previous step using the following calibrator settings:
AC Current Frequency
3.5 A 1.0 kHz
10.0 A 60 Hz
10.0 A 1.0 kHz
Note
5520A CALIBRATOR
NORMAL AUX SCOPE
V, , ,RTD A, -SENSE, AUX V
OUT
HI
LO
TRIG
GUARD 20A
TC
20V PK MAX 20V PK MAX
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