Fluke 8508A Service Manual page 74

8508A
Service Manual
5. Note the Multimeter's reading. Compare the result with the allowable tolerance,
6. On the calibrator select the value required for verification in the negative polarity.
7. Note the Multimeter's reading. Compare the result with the allowable tolerance,
8. Set the calibrator output to
8508A Range
200 mV
2 V
20 V
200 V
1000 V
[1] Based on 365 day Tcal 1 C 99 %CL Absolute specifications. See comments in Applicable Verification Tolerance section above
regarding the impact of calibration uncertainties and use of other specifications.
3-34
taking into account any known error from nominal of the calibrator for this output.
taking into account any known error from nominal of the calibrator for this output.
Table 3-8. DC Voltage Verification Points and Sequence
Voltage
0 mV
+100 mV
-100 mV
0 V
+1 V
-1 V
0 V
+1 V
+10 V
+19 V
-1 V
-10 V
-19 V
0 V
+100 V
-100 V
0 V
+1000 V
-1000 V
.
STANDBY
Perform input zero operation to calibrator range locked zero output
0.00072 mV
0.00072 mV
Perform input zero operation to calibrator range locked zero output
0.0000045 V
0.0000045 V
Perform input zero operation to calibrator range locked zero output
0.000009 V
0.000045 V
0.000081 V
0.000009 V
0.000045 V
0.000081 V
Perform input zero operation to calibrator range locked zero output
0.00065 V
0.00065 V
Perform input zero operation to calibrator range locked zero output
0.0066 V
0.0066 V
[1]
Tolerance