Agilent Technologies 655xA Series Specifications

OPERATING MANUALAnalog ProgrammableDC POWER SUPPLIESAgilent TechnologiesSeries 654xA, 655xA, 657xASERIAL NUMBERSAGILENT Model 6541A;3215A-00108 and Ab

10Table of Contents (continued)A. Calibration Introduction...

General Information111General InformationIntroductionThis is the operating manual for your Agilent Series 654xA, 655xA, and 657xA power supplies. Unle

General Information12List of Options (continued)Option Description Used with Agilent Series 844 Power cord, 10 AWG, UL listed, CSA certified, with

General Information13 The front panel has both rotary (RPG) and keypad controls for setting the output voltage and current. The panel displayprovides

General Information14Table 1-1a. Performance Specifications for Series 654xA and 655xA (Note 1)Parameter Agilent Model Number and Parameter ValueS

General Information15Table 1-1a. Performance Specifications for Series 654xA and 655xA (continued)Parameter Agilent Model Number and Parameter ValueTr

General Information16Table 1-1b. Supplemental Characteristics for Series 654xA and 655xA (continued) Parameter Agilent Model Number and Parameter

General Information17Table 1-1b. Supplemental Characteristics for Series 654xA and 655xA (continued)Parameter Agilent Model Number and Parameter Valu

General Information18Table 1-1b. Supplemental Characteristics for Series 654xA and 655xA (continued)Parameter Agilent Model Number and Parameter V

General Information19 Table 1-1b. Supplemental Characteristics for Series 654xA and 655xA (continued)Parameter Agilent Model Number and Parameter Val

2CERTIFICATIONAgilent Technologies certifies that this product met its published specifications at time of shipment from the factory.Agilent Technolog

General Information20Table 1-1b. Supplemental Characteristics for Series 654xA and 655xA (continued)Parameter Agilent Model Number and Parameter V

General Information21Table 1-2a. Performance Specifications for Series 657xA1ParameterAgilent6571AAgilent 6572A Agilent 6573A Agilent 6574AAgilent6575

General Information22Table 1-2b. Supplemental Characteristics for Series 665xA (Note 1)ParameterAgilent6571AAgilent 6572AAgilent6573AAgilent 6574A

General Information23Table 1-2b. Supplemental Characteristics for Series 665xA (continued)ParameterAgilent6571AAgilent 6572A Agilent 6573A Agilent 657

General Information24Table 1-2b. Supplemental Characteristics for Series 665xA (continued)ParameterAgilent6571AAgilent 6572A Agilent 6573A Agilent

General Information25Table 1-3. Replaceable Parts ListDescription Agilent Part No.(Unless otherwise specified, parts apply to all models.)Collar, rot

Installation272InstallationInspectionDamageWhen you receive your power supply, inspect it for any obvious damage that may have occurred during shipmen

Installation28Temperature PerformanceA variable-speed fan cools the supply by drawing air through the sides and exhausting it out the back. Using A

Installation29Note The power source must be a dedicated line with no other devices drawing current from it.The line fuse is located inside the power s

3SAFETY SUMMARYThe following general safety precautions must be observed during all phases of operation of this instrument. Failure tocomply with thes

Turn-On Checkout313Turn-On CheckoutNote This chapter provides a preliminary introduction to the power supply front panel. See Chapter 5 for moredetail

Turn-On Checkout32POWER-ON Checkout1. Connect the power cord to the power source.2. Turn the front panel power switch to ON (1).3. Check that th

Turn-On Checkout33Some power supplies have a high output current capacity. To prevent overheating or possible melting ofthe shorting wire, make sure i

Turn-On Checkout34Table 3-1. Checking the Voltage Functions (continued)*Maximum voltage values are for Agilent 6552A. See “Output Ratings” in “Per

Turn-On Checkout35Table 3-2. Checking the Current Functions (continued)Press Dis annunciator goes off and the CC annunciator comes on.AMPS shows some

Turn-On Checkout36Series 657xA SuppliesHazardous voltage can remain inside the power supply even after it has been turned off. Fusereplacement shou

Turn-On Checkout37Selftest ErrorsWhen a selftest error occurs, it prevents all front panel operation. The display may show either a power-on error mes

Turn-On Checkout384. Save any operating state (for example, press 5. Turn the power off and then back on.A normal display free of error messages

User Connections and Considerations394User Connections and ConsiderationsRear Panel ConnectionsShock Hazard Disconnect ac power before making rear p

4SAFETY SYMBOL DEFINITIONSSymbol Description Symbol DescriptionDirect current Terminal for Line conductor on permanentlyinstalled equipmentAlternating

User Connections and Considerations40 Figure 4-1. Series 654xA and 655xA Rear Panel Connections Figure 4-2. Series 657xA Rear Panel Connection

User Connections and Considerations41 Table 4-1. Analog Connector Functions Pin Function IP Series 654xA and 655xA Current programming Input. Allows

User Connections and Considerations42 . Figure 4-3. Analog Connector Table 4-2. Stranded Copper Wire Ampere Capacity and Resistance AWGNo. Area

User Connections and Considerations43 Load Considerations Capacitive Loads In most cases, the power supply will continue to be stable with additional

User Connections and Considerations44 Multiple Loads When connecting multiple loads to the power supply using local sensing, use separate wires to

User Connections and Considerations45 Remote Voltage Sensing The dashed lines in Figure 4-4 illustrate a typical power supply setup using remote volt

User Connections and Considerations46 Output Noise Any noise picked up on the sense leads also appears at the output of the power supply and may a

User Connections and Considerations47 Operating Considerations Auto-Parallel Operation Auto-Parallel Wiring Figure 4-6 illustrates how power supplie

User Connections and Considerations48General Auto-Parallel ProgrammingProgram only the first (“master”) supply in the series; the “slave” supplies

User Connections and Considerations49Series OperationFloating voltages must not exceed 240 Vdc. No output terminal may be more than 240 V from chassis

5DECLARATION OF CONFORMITYaccording to ISO/IEC Guide 22 and EN 45014Manufacturer’s Name: Agilent TechnologiesManufacturer’s Address: 140 Green Pond Ro

User Connections and Considerations50Figure 4-9. External Voltage ProgrammingIf you cannot avoid capacitive coupling, it may help to place capacito

User Connections and Considerations51Programming Series 657xA SuppliesWiring Considerations.The input impedance of the analog input is over 30 kΩ. If

Front Panel Operation535Front Panel OperationIntroductionThis chapter shows you how to operate the front panel. It is assumed that you are familiar wi

Front Panel Operation54 Table 5-1. Front Panel Controls and Indicators Control orIndicator Function or Indication 1 Display VOLTS Shows prese

Front Panel Operation55 Table 5-1. Front Panel Controls and Indicators (continued) Control orIndicator Function or Indication 4 Function Keys Pres

Front Panel Operation56 Figure 5-1. Front Panel Controls and Indicators Programming The Output Introduction Important These instructions show

Front Panel Operation57 Figure 5-2. Typical Power Supply Operating Curve Programming Voltage To program the output for 4.5 volts, proceed as follo

Front Panel Operation58 Press . If you discover a mistake before pressing , erase the incorrect value with the backspacekey . The display will

Front Panel Operation59 Clearing the OVP Condition With the OVP tripped, return to the meter mode and try to clear the condition by pressing . Nothin

6DECLARATION OF CONFORMITYaccording to ISO/IEC Guide 22 and EN 45014Manufacturer’s Name: Agilent TechnologiesManufacturer’s Address: 140 Green Pond Ro

Front Panel Operation60 Note Under certain conditions, the OCP circuit may fail to clear because load demand occurs before the power supply has tim

Front Panel Operation612. Store that state to location 0.3. Turn off the power supply.4. Hold in the key and turn the power supply back on. The

Calibration63ACalibrationIntroductionThe power supply may be calibrated from the front panel. The procedures given here apply to all models.Important

Calibration64Equipment ConnectionsFor voltage calibration:• Disconnect all loads from the power supply.• Connect the supply for local sensing (see

Calibration65Table A-2. Typical Calibration ProcedureAction DisplayResponseEnabling the Calibration Mode1. Begin calibration by pressing .2. Enter

Calibration66Disabling the Calibration ModeTo disable the calibration mode, press . The display will return to the meter mode with the Cal annunci

Line Voltage Conversion67BLine Voltage ConversionSeries 654xA and 655xA Power SuppliesHazardous voltage can remain inside the power supply even after

Line Voltage Conversion68Figure B-2. Series 655xA Line Select JumpersSeries 657xA Power SuppliesHazardous voltage can remain inside the power suppl

Index69IndexAairflow...

7DECLARATION OF CONFORMITYaccording to ISO/IEC Guide 22 and EN 45014Manufacturer’s Name: Agilent TechnologiesManufacturer’s Address: 140 Green Pond Ro

Index70Ddefault state (see factory-reset state)downprogramming...

Index71IP input ...

Index72 key...

Index73S±S inputs...

Agilent Sales and Support Offices75Agilent Sales and Support OfficeFor more information about Agilent Technologies test and measurement products, app

Manual UpdatesThe following updates have been made to this manual since the print revision indicated on the title page.4/01/00All references to HP hav

8Table of Contents1. General Information Introduction.......

9Table of Contents (continued) Wire Size Selection ........................