Fluke 190-062, -102, -104, -202, -204, -502, -504
Service Manual
4-38
5. Set the 5502A to
1 k
Ω
. Use the 5502A “COMP OFF” mode.
6. Observe the main reading and check that it is within
0.4 V
and
0.6 V
.
7. Set the 5502A to
1 V dc.
8. Observe the main reading and check that it is within
0.975 V
and
1.025 V
.
9. When you are finished, set the 5502A to Standby.
Ohms Measurements Test
To test the Ohms measurement accuracy:
1. Connect the Test Tool to the 5502A as shown in Figure 4-14.
NORMAL
SCOPE
FLUKE 5502A CALIBRATOR
USE STACKABLE TEST LEADS
AS SUPPLIED WITH CALIBRATOR
A
B
METER
2 CHANN. + METER
perf-ver-z2.eps
Figure 4-14. Test Meter Tool Input to 5502A Normal Output 4-Wire
2. Select the Test Tool setup.
3. Press
METER
.
4. Press
F1
to open the Measurement menu and select
Ohms
.
5. Press
MANUAL
AUTO
to select AUTO ranging.
6. Set the 5502A to source the appropriate resistance value for the first test
point in Table 4-19.
7. Use the 5502A “COMP 2 wire” mode for the verifications up to and including
50 k
Ω
. For the higher values, the 5502A will turn off the “COMP 2 wire”
mode.
8. Observe the reading and check that it is within the range shown under the
appropriate column.
9. Continue through the test points.
10. When you are finished, set the 5502A to Standby.
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