Agilent Technologies 6625A

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Manual Updates

The following updates have been made to this manual since the print revision indicated on the title page.

2/01/00

All references to HP have been changed to Agilent.

All references to HP-IB have been changed to GPIB.

9/20/04

The Declaration of Conformity has been updated.

Main Page

Operating Manual1
Limitation of Warranty2
Exclusive Remedies2
Safety Summary3
Declaration of Conformity5
Table of Contents7
General Information11
Safety Considerations11
Instrument and Manual Identification11
Options11
Accessories12
Description12
Basic Operation14
GP-IB Board14
Output Boards15
Specifications15
Qualifying Conditions15
Definitions15
Installation25
Introduction25
Installation Introduction25
Initial Inspection25
Location and Cooling25
Input Power Requirements26
Line Fuse27
Power Cord28
Line Voltage Conversion29
GP-IB Interface Connection29
Getting Started31
Front Panel Controls and Indicators31
Turning on Your Supply36
Normal Self Test Indications36
Self Test Errors37
Checking out Your Supply Using Local Control37
Voltage Test38
Overvoltage Test38
Current Test38
Changing Resolution Range39
Introduction to Remote Operation39
Enter/Output Statements40
Reading the GP-IB Address40
Changing the GP-IB Address40
Sending a Remote Command41
Getting Data from the Supply41
Often Used Commands41
Returning the Supply to Local Mode43
Output Connections and Operating Information45
Output Ranges45
Operating Quadrants46
Operating Range47
Protection Features48
Connecting the Load49
Wire Size Selection49
Multiple Loads50
Positive and Negative Voltages51
Remote Voltage Sensing51
Remote Sense Connections52
Output Noise Considerations53
Programming Response Time with an Output Capacitor53
Open Sense Leads54
Overvoltage Trigger Connections54
External Trigger Circuit54
Power Supply Protection Considerations55
Battery Charging55
Capacitive Load Limitation56
Parallel Operation56
CV Operation57
CC Operation58
Remote Sensing58
Specifications for Parallel Operation58
Series Operation59
CV Operation59
CC Operation60
Remote Sensing60
Specifications for Series Operation60
Bi-Polar Operation61
Remote Operation63
Introduction63
GP-IB Operation63
Interface Functions63
GP-IB Address Selection64
Power-On Service Request (PON)65
Programming Syntax65
Numeric Data67
Order of Execution70
Terminators70
Initial Conditions71
Power Supply Commands71
Voltage Programming71
Current Programming73
Range Programming73
Output On/Off74
Overvoltage Protection74
Overcurrent Protection75
Multiple Output Storage and Recall75
The Clear Command76
Status Reporting76
Service Request Generation79
Reprogramming Delay80
Display On/Off81
Other Queries82
Local Operation85
Introduction85
Local Mode85
Local Control of Output Functions85
General85
Setting Voltage and Voltage Range86
Setting Current and Current Range87
Enabling/Disabling an Output87
Setting Overvoltage Protection88
Resetting Overvoltage Protection88
Enabling/Disabling Overcurrent Protection88
Resetting Overcurrent Protection88
Local Control of System Functions88
Setting the Supply's GP-IB Address88
Displaying Error Messages89
Storing and Recalling Voltage and Current Settings for All Outputs89
A Alignment Procedures91
Introduction91
Test Equipment and Setup Required91
Calibration Program91
Alignment Program95
B Programming with a Series 200/300 Computer103
Introduction103
I/O Path Names103
Voltage and Current Programming103
Voltage and Current Programming with Variables104
Voltage and Current Readback104
Programming Power Supply Registers105
Present Status105
Service Request and Serial Poll106
Error Detection107
Stored Operating States108
C Command Summary109
Introduction109
Introduction117
Power-On Self Test Messages117
Error Responses117
Test Responses117
E Manual Backdating121
Introduction121
Make Changes121
Agilent Sales and Support Office122
Contacts122

Agilent Technologies 6625A

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