Manual Change
Source Voltage Accuracy Test
Step 3.
Set the RC Box Adapter switch to the
F
position.
Step 4.
Press the 3458A Multimeter’s [DCV] to set the measurement mode to DC voltage.
Step 5.
Press the 4339B’s [Meas time] to set the measurement time to SHORT. The current
measurement time setting is indicated by the
Meas Time
annunciator.
Step 6.
Set the measurement range to 100
μ
A using the following procedure:
1. Press [blue][Auto Hold] to display the measurement range setup menu.
2. Press [
↑
][
→
] untill 100
μ
A appears, and press [Enter].
Step 7.
Press [Trig Mode] to set the trigger mode to Manual. The current trigger mode setting is
indicated by the
Trigger
annunciator.
Step 8.
Record the multimeter reading into the performance test record. Do not change the
equipment setup for the following ammeter input resistance test.
Ammeter Input Resistance test.
Step 9.
Record the 42038A 10 k
Ω
calibration value and the ammeter offset voltage test result on
the calculation sheet.
Step 10.
Connect the 42038A to the RC Box Adapter as shown in Figure 3.
Figure 3
42038A Connection
Step 11.
Set the source voltage to 1V using the following procedure:
1. Press [Source Voltage] to display the source voltage setup menu.
2. Press [1][Enter] to set the source voltage to 1V.
3. Comfirm that +1V is displayed on the right side of the LCD.
Step 12.
Press [V Output] to turn the source voltage ON. (V Output indicator turns ON.)
Step 13.
Record the multimeter reading on the calculation sheet on the L Voltage line.
Step 14.
Disconnect the Dual Banana-BNC(m) cable from the Monitor L terminal and connect it to
the Monitor H terminal.
Step 15.
Record the multimeter reading on the calculation sheet on the H Voltage line.
4339boe1003
RC Box Adapter
Direct connection, no cable
BNC Cable
42038A
BNC(F)-Txa(F)
Adapter
BNC(F)-(F)
Adapter
