Fluke 5790B - Page 57

Calibration Adjustment and Verification
Calibration 3
3-19
VOLTAGE (NOMINAL )
FRE QUENC Y
792A CORRECTION (PPM)
792A
+DC
DC
AVER AG E
DC
AVER AG E
I+DCI + I-DCI
2
+
=
=
AC
792
AC
792
AC
MEAS
AC
MEAS
DC
792 =
DC
792
1.713135+1.713146
1.713141
2
=
=
DC
792
DC
5790 =
DC
5790
.
EXAMPLE:
-DC
5790B
VO LTAGE (NOMINAL )
2.0 V
1.713135
1.999799
1.999801
1.999800
1.713146
1.713141
1.713188
1.999858
FRE QUENC Y
10 Hz
792A CORRECTION (PPM) +14
792A
+DC
DC
AVER AGE
AC
792
AC
MEAS
DC
792 =
DC
5790 -
-DC
792 CORR
10
6
+
=
1.713188
1.713141
AC
MEAS
1.999800
=
1.999858
+14
10
DC
5790
1.999799+1.999801
1.999800
2
=
=
6
5790B
elu028.eps
Figure 3-6. Worksheet for 2 V to 1000 V AC Calibration Points