Fluke ScopeMeter 123, Руководство по обслуживанию, Страница: 55 / 96

Performance Verification
3.5 Input A and Input B Tests
3
3-25
•
Press to open the INPUT A MEASUREMENTS menu, and choose:
MEASURE on A: OHM
Ω
3. Set the 5500A to the first test point in Table 4-8. Set the 5500A to Operate (OPR).
Use the 5500A “COMP 2 wire” mode for the verifications up to and including 50 k
Ω
.
For the higher values, the 5500A will turn off the “COMP 2 wire” mode.
4. Observe the Input A main reading and check to see if it is within the range shown under
the appropriate column.
5. Continue through the test points.
6. When you are finished, set the 5500A to Standby.
Table 3-8. Resistance Measurement Verification Points
5500A output Reading
0
Ω
000.0 to 000.5
400
Ω
397.1 to 402.9
4 k
Ω
3.971 to 4.029
40 k
Ω
39.71 to 40.29
400 k
Ω
397.1 to 402.9
4 M
Ω
3.971 to 4.029
30 M
Ω
29.77 to 30.23
3.5.17 Continuity Function Test
Proceed as follows:
1. Connect the test tool to the 5500A as for the previous test (see Figure 3-9).
2. Select the following test tool setup:
•
Press to select auto ranging (
AUTO
in top of display).
•
Press to open the INPUT A MEASUREMENTS menu, and choose:
MEASURE on A: CONT
)
)
)
3. Set the 5500A to 25
Ω
. Use the 5500A “COMP 2 wire” mode. Set the 5500A to Operate
(OPR).
4. Listen to hear that the beeper sounds continuously.
5. Set the 5500A to 35
Ω
.
6. Listen to hear that the beeper does not sound.
7. When you are finished, set the 5500A to Standby.