Fluke 190-062, -102, -104, -202, -204, -502, -504
Service Manual
5-20
Input AB Position
To do the Input AB Position calibration:
1. Press
F2
to select calibration adjustment step
CL 0637
(Pos AB).
2. Remove all Input A, B connections (open inputs).
3. Press
F3
to start the calibration.
4. Wait until the display shows calibration status
:READY
.
5. Continue at the
Input AB LF-HF Gain and Position
section.
Input AB LF-HF Gain and Position
To do the Input AB LF-HF Gain calibration:
1. Press
F2
to select the first calibration step in Table 5-5 for the
subversion.
2. Connect Ch. A and B of the Test Tool to the 5502A as shown in Figure 5-7.
NORMAL
SCOPE
FLUKE 5502A CALIBRATOR
CONNECT TO CHANNEL A, B, C, D IN PARALLEL
50 OHM TERMINATION
NO
A
D
C
B
PM9093
PM9092
A
B
METER
P
M
9
0
9
3
PM9092
PM9091
2 CHANN. + METER
4 CHANNELS
perf-ver-c2.eps
Figure 5-7. Test Tool Input ABCD to 5502A SCOPE Output
3. Set the 5502A to supply a 1 kHz square wave (SCOPE, MODE volt, SCOPE
Z 1 M
Ω
), of 500 mV to channel A and B.
Warning
To prevent possible electrical shock, fire, or personal injury,
ensure that the calibrator is in standby mode before making any
connection between the calibrator and the Test Tool.
Dangerous voltages are present on the calibration source and
connection cables during these steps.
4. Set the 5502A to operate (OPR).
5. Press
F3
to start the calibration.
6. Wait until the display shows calibration status
:READY
.
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