11
A Calibration
Introduction...................................................................................................................................................93
Equipment Required...................................................................................................................................93
General Procedure......................................................................................................................................93
Parameters Calibrated................................................................................................................................93
Test Setup..................................................................................................................................................94
Front Panel Calibration................................................................................................................................. 94
Entering the Calibration Values............................................................................................................... 94
Saving the Calibration Constants...............................................................................................................94
Disabling the Calibration Mode................................................................................................................94
Changing the Calibration Password............................................................................................................94
Recovering From Calibration Problems.....................................................................................................97
Calibration over the GPIB.............................................................................................................................98
Calibration Example..................................................................................................................................98
Calibration Language Dictionary..............................................................................................................98
CAL:CURR.............................................................................................................................................98
CAL:CURR:LEV....................................................................................................................................98
CAL:CURR:MON (Series 668xA only)..................................................................................................99
CAL:PASS..............................................................................................................................................99
CAL:SAVE............................................................................................................................................. 99
CAL:STAT..............................................................................................................................................99
CAL:VOLT...........................................................................................................................................100
CAL:VOLT:LEV.................................................................................................................................. 100
CAL:VOLT:PROT................................................................................................................................100
Agilent-Basic Calibration Program.........................................................................................................100
B Operation Verification
Introduction.................................................................................................................................................103
Test Equipment Required.........................................................................................................................103
List of Equipment....................................................................................................................................103
Current Monitoring Resistor....................................................................................................................103
Performing the Tests................................................................................................................................ 105
General Measurement Techniques..........................................................................................................105
Programming the Power Supply..................................................................................................................105
Order of Tests..........................................................................................................................................105
Turn-on Checkout....................................................................................................................................105
Voltage Programming and Readback Accuracy..........................................................................................105
Current Programming and Readback Accuracy.......................................................................................106
Verification Test Parameters....................................................................................................................107
C Line Voltage Conversion
Series 664xA and 665xA Supplies.............................................................................................................. 115
Series 667xA Supplies..............................................................................................................................116
Series 668xA Supplies..............................................................................................................................117
D Digital Port Functions
Digital Connector........................................................................................................................................119
Fault/Inhibit Operation.............................................................................................................................119
Changing the Port Configuration.................................................................................................................122
Digital I/O Operation...................................................................................................................................122
Relay Link Operation..................................................................................................................................123
E Current Loop Compensation
Function of Loop Compensation................................................................................................................. 125
Setting the Loop Compensation Switch.......................................................................................................128