HP3458A
Set the HP3458A
to external guard
Figure 3-10. Four-Wire Resistance Connection
HP3458A
Set the HP3458A
to external guard
Figure 3-11. Scaling the DMM to a Fluke 742A
Calibration and Verification
Calibration
UUT
5520A
CALIBRATOR
NORMAL
AUX
SCOPE
V, , ,RTD
A, -SENSE, AUX V
OUT
HI
1000V
20V
1V PK
RMS
RMS
MAX
MAX
MAX
150V
LO
PK
MAX
TRIG
20V
RMS
MAX
20V
PK
20A
SHELLS
GUARD
NOT
MAX
GROUNDED
20V PK MAX
TC
20V PK MAX
yg111f.eps
742A
yg112f.eps
3
3-23