10
4 User Connections
Rear Panel Connections.................................................................................................................................57
Load Wire Selection....................................................................................................................................57
Analog Connector........................................................................................................................................58
Digital Connector........................................................................................................................................58
Connecting Series 664xA and 665xA Power Supplies to the Load.............................................................59
Output Isolation.........................................................................................................................................59
Load Considerations..................................................................................................................................59
Local Voltage Sensing ..............................................................................................................................60
Remote Voltage Sensing ...........................................................................................................................61
Operating Configurations..........................................................................................................................63
Connecting One Supply to the Load.........................................................................................................63
Connecting Supplies in Auto-Parallel.......................................................................................................64
Connecting Supplies in Series..................................................................................................................65
External Voltage Control...........................................................................................................................65
Connecting Series 667xA Power Supplies to the Load ...............................................................................66
Output Isolation.........................................................................................................................................66
Load Considerations..................................................................................................................................67
Local Voltage Sensing...............................................................................................................................68
Remote Voltage Sensing ...........................................................................................................................68
Operating Configurations..........................................................................................................................70
Connecting One Supply to a Single Load......................................................................................................70
Connecting One Supply to Multiple Loads ..............................................................................................70
Connecting Supplies in Auto-Parallel.......................................................................................................71
Connecting Supplies in Series..................................................................................................................72
External Voltage Control...........................................................................................................................73
Connecting Series 668xA Power Supplies to the Load ...............................................................................74
Output Isolation.........................................................................................................................................74
Load Considerations..................................................................................................................................74
Local Voltage Sensing...............................................................................................................................75
Remote Voltage Sensing ...........................................................................................................................75
Operating Configurations..........................................................................................................................76
Connecting One Supply to a Single Load.................................................................................................77
Connecting One Supply to Multiple Loads ..............................................................................................77
Connecting Supplies in Auto-Parallel............................................................................................................78
Connecting Supplies in Series.................................................................................................................78
External Voltage Control...........................................................................................................................79
Controller Connections..............................................................................................................................80
Stand-Alone Connections........................................................................................................................80
Linked Connections.................................................................................................................................80
5 Front Panel Operation
Introduction...................................................................................................................................................83
Getting Acquainted.....................................................................................................................................83
Programming the Output............................................................................................................................86
Introduction...............................................................................................................................................86
Establishing Initial Conditions. .................................................................................................................86
Programming Voltage ...............................................................................................................................87
Programming Overvoltage Protection.......................................................................................................87
Programming Current................................................................................................................................88
Programming Overcurrent Protection........................................................................................................89
CV Mode vs. CC Mode..............................................................................................................................89
Unregulated Operation ...............................................................................................................................90
Saving and Recalling States ......................................................................................................................90
Turn-on Conditions ...................................................................................................................................90
Setting the GPIB Address..............................................................................................................................91