Fluke ScopeMeter 19 B Series, Руководство по обслуживанию

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Fluke 19xB-19xC-2x5C
Service Manual
4-12
Table 4-3. Volts AC Measurement Verification Points
Range 5500A output Input A&B Reading
V ac Frequency
2 mV/div
1)
(Select 10 ms/div)
Set input A&B Bandwidth 10 kHz
to prevent OL due to calibrator
noise: see step 2.
4 mV 60 Hz 3.0 mV to 5.0 mV
5 mV/div (Select 20
μ
s/div) .
Set input A&B Bandwidth 20 MHz
10 mV 20 kHz 8.3 mV to 11.7 mV
10 mV/div 20 mV 20 kHz 18.0 mV to 22.0 mV
20 mV/div 40 mV 20 kHz 37.5 mV to 42.5 mV
50 mV/div 100 mV 20 kHz 96.0 mV to 104.0 mV
100 mV/div 200 mV 20 kHz 180 mV to 220 mV
200 mV/div 400 mV 20 kHz 375 mV to 425 mV
500 mV/div (Select 10 ms/div) 900 mV 60 Hz 877 mV to 923 mV
500 mV/div (Select 20
μ
s/div) 900 mV 20 kHz 863 mV to 937 mV
1 V/div 2 V 20 kHz 1.80 V to 2.20 V
2 V/div 4 V 20 kHz 3.75 V to 4.25 V
5 V/div 9 V 20 kHz 8.63 V to 9.37 V
10 V/div 20 V 20 kHz 18.0 V to 22.0 V
20 V/div 40 V 20 kHz 37.5 V to 42.5 V
50 V/div 90 V 20 kHz 86.3 V to 93.7 V
100 V/div 200 V 20 kHz 180 V to 220 V
1)
C versions only
4.6.4 Input A & B AC Coupled Lower Frequency Test
Proceed as follows to test the ac coupled input low frequency accuracy:
1.
Connect the test tool to the 5500A as for the previous test (see Figure 4-3).
2. Select the following test tool setup:
•
Recall the created SETUP 1 (see section 4.4.3): press ,
RECALL
,
select
SETUP 1
, press
RECALL SETUP
.
•
Press
•
Press
READING 1
, and select
on A | V ac
.
•
Press
READING 2
, and select
on B | V ac
.
•
Press , then using select
COUPLING AC
•
Press , then using select
COUPLING AC