4349B
Ammeter Oset Voltage and Input Resistance Test
The 4349B's ammeter oset voltage and input resistance are measured.
Specications
Ammeter Oset Voltage:
Ammeter Input Resistance:
Test Equipment
Description
Multimeter
System DC Power Supply
RC Box
Triaxial Tee Adapter
Dual Banana-BNC(m) Cable
The DC voltage calibrator listed in Table 9-2 can be used as a substitute.
1
Procedure
Ammeter Oset Voltage Test.
1. Reset the 4349B using the following procedure.
a. Press
b. Select
using
2. Set up the equipment as shown in Figure 9-1.
2.5 mV
1 k
Recommended Model
3458A
1
6634A
16340A
PN 1250-1551
PN 11001-60001
to display the system reset menu.
or
and press
Figure 9-1. Ammeter Oset Voltage Test Setup
6
5%
.
Maintenance
9-3