Manual Change
Source Voltage Accuracy Test
Ammeter Offset Voltage and Input Resistance Test
The 4339B’s ammeter offset voltage and input resistance are measured.
Specification
Test Equipment
Procedure
Ammeter Offset Voltage Test.
Step 1. Reset the 4339B using the following procedure:
1. Press [blue][⋅] to display the system reset menu.
2. Select Yes using [←][↓] or [↑][→] and press [Enter].
Step 2. Set up the equipment as shown in Figure 2.
Figure 2 Ammeter Offset Voltage Test Setup
Ammeter Offset Voltage: ≤ 0.5mV
Ammeter Input Resistance: 1 kΩ ± 5%
Description Recommended Model
Multimeter 3458A
RC Box Adapter PN 04339-65005
Dual Banana-BNC(m) Cable PN 11001-60001
42038A 10 kΩ Resistor 42038A
4339boe1002
4339B
To Monitor L
Dual Banana-BNC(m) Cable
: No Connection
RC Box
Adapter
Multimeter
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