HP 3121J Series User Manual

Using the Connection Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-23
Using Connector Plate Part Number 04142-60021 . . . . . . . . . . . . . . 3-23
Using Connector Plate Part Number 04142-60032 . . . . . . . . . . . . . . 3-24
Using Connector Plate Part Number 16087-60002 . . . . . . . . . . . . . . 3-25
'
Using the HP 16088B Test Fixture . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-26
Using the HP 16058A Test Fixture . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-31
Using the HP 16087A Module Selector . . . . . . . . . . .
. . . . . . . . . . . . . 3-33
Cable Reference Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-42
Advanced Connection Information l ~~~~~~~i..~~~~~~~..~.~~~~.~~. 3-45
For High Current Measurements (Kelvin Connection) . . . . . . . . . . 3-45
For Low Current Measurements (Using the GUARD Terminal) . . . . 3-47
If the Test Device is Externally Grounded
(Floating Measurement) . . . . 3-48
If the Test Device has Negative Resistance . . . . . . . . . . . . . . . . . 3-50
Preventing Oscillation from the Test Device . . . . . . . . . . . . . . . . 3-51
CHAPTER 4 OPERATION GUIDE
Introduction ...........................................
...... 4-l
Before Applying Power
............ ....... l **a** . . l l *e**** . .
l l l 4-1
Safety Precautions
.............................. .... ....... 4-l
Confirming Installation ....................................
4-3
Applying Power ...............................................
4-4
Self-Test ..................................................
4-4
Performing Safety Tests for the HVU ..........................
4-5
Sending the HP-IB Command ....................................
4-6
Output/Input Statement
.....................................
4-6
Sending an HP-IB Command .~.~.~~~~.~~.~~..~~~~.~~~~~~..~~~~ l 4-6
Sending an HP-IB Command to the Unit (Channel Numbers; Ch#) 4-7
Getting Data from the HP 4142B
............................. 4-7
If an Error Occurs .~.~~~~~~~~~~~~~~~~~~~~.~~~~~~~~~~.~.~~~~~~ 4-8
Reading the Error Register
............................
. . l . .
4-8
Resetting the HP 4142B
...........................
............
4-9
Forcing and Measuring ........................................
4-10
Performing the Self-Calibration l .~.~~~~~~~~~~~~.~~~~..~~~~ l 4-10
Setting the Output Switch of the Unit to ON ................
4-11
Setting the Output Switch of the Unit to OFF ...............
4-11
Forcing Constant Voltage ................................... 4-12
Forcing Constant Current ...................................
4-13
Setting the Output to 0 V
.................................. 4-14
Performing the Measurement l ..~~~~~~~~.~.~.~.~~~~.~~~~~.~ ..* 4-15
Performing the Staircase Sweep Measurement
................. 4-16
Specifying the Measurement Range ...........................
4-17
Measurement Program Flow ...................................
4-18
Waiting for Time
......................................
l . l . . 4-19

HP 3121J Series Specifications

General

Brand	HP
Model	3121J Series
Category	Power Supply
Language	English