Fluke 87V MAX, Калибровка

Страница: 12 / 26

87V MAX
Calibration Information
12
Testing Meter Accuracy
To test the accuracy of the Meter, perform the steps in Table 2.
Table 2. Accuracy Tests
Step
Test
Function
Range 5520A Output Display Reading
1

AC Volts
600 mV 60 mV, 60 Hz 59.2 to 60.8
2 600 mV 330 mV, 60 Hz 327.3 to 332.7
3 600 mV 600 mV, 13
kHz 586.0 to 614.0
4 6 V 675 mV, 60 Hz 0.666 to 0.684
5 6 V 3.3 V, 60 Hz 3.273 to 3.327
6 6 V 3.3 V, 20 kHz 3.214 to 3.386
7 60 V 6.75 v, 60 Hz 6.68 to 6.82
8 60 V 33 V, 60 Hz 32.75 to 33.25
9 60 V 33 V, 20 kHz N/A
10 60 V 33 V, 5 kHz N/A
11 600 V 67.5 V, 60 Hz 66.8 to 68.2
12 600 V 330 V, 60 Hz 327.5 to 332.5
13 600 V 330 V, 2.5 kHz 323.0 to 337.0
14 1000 V 100 V, 60 Hz 97 to 103
15 1000 V 1000 V, 1 kHz 986 to 1014
16

AC Volts
Frequency
600 mV 150 mV, 99.95
kHz 99.93 to 99.97
17 600 mV 150 mV,
199.50 kHz 199.48 to 199.52
18 Sensitivity 6 V 0.7 V, 99.95
kHz 99.93 to 99.97
19 60 V 7 V, 99.95 kHz 99.93 to 99.97
20


Trigger level
6 V 3.4 V, 1 kHz
Sq. Wave 999.8 to 1000.2
21
 
Duty Cycle
6 V 5 V, 1 kHz, DC
offset 2.5 V
Sq. Wave 49.7 % to 50.3 %
22

DC Volts
6 V
3.3 V dc 3.297 to 3.303
23
60 V
33 V dc 32.97 to 33.03
24
600 V
330 V dc 329.7 to 330.3
25 1000 V 1000 V dc 998 to 1002