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Agilent Technologies 6010a Power Supply User Manual

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1. SENSE M OUTPUT LOAD 4500 VDC o 4Kn MAX TO L PROGRAMMING _ IP RESISTOR u fei VP OUTPUT OPTIONAL Se SENSE SETS UPPER S ol LIMIT j B1 Handle Figure 3 7 Resistance Programming of Output Voltage Constant Voltage Output Voltage Control The setup shown in Figure 3 8 allows the output voltage to be varied by using an external voltage source to program the supply A voltage source variable from 0 to 5 volts produces a proportional output voltage from zero to full scale The static load on the programming voltage source is less than 5uA A source resistance of less than 10k is necessary to avoid degradation of offset and drift specifications Note If external resistors are used to limit the remote programming voltage to 5Vdc the resulting high programming source resistance can degrade the power supply s programming speed offset and drift performance Limit the equivalent source resistance to 10k ohm maximum Figure 3 9 shows a convenient way to calculate suitable voltage divider resistance values for a 5k ohm source resistance POWER SUPPLY 2 LOAD 1M SENSE M OUTPUT vP 500 VDC o SENDS MAX TO 1 VOLTAGE IP SOURCE Vie OUTPUT B6 SENSE 2 011 Com e aCe B1 W Handle Vm Handle Figure 3 8 Voltage Programming of Output Voltage Operating Instructions 37 POWER SUPPLY SENSE OUTPUT 500 VDC MA
2. 300 mV 30 mV Band to change from zero volts to full scale voltage or from full scale Up Full Load 300 ms 0 4Q 300 ms 40 Q voltage to 2 volts 6 volts for Agilent 6028A and 5 volts for Agilent 6015A No Load 300 ms 300 ms and settle within the specified band Full load is defined as the Down Full Load 500 ms 0 40 600 ms resistance equal to Vp1 lp1 Light load is as specified Light Load 3 5 s open Q 145s 50 Q Overvoltage Protection Trip voltage adjustable via front Range 0 214 V 0 22 V panel control using the Display OVP function Resolution 600 mV 100 mV Accuracy 0 3 1 25 V 0 25 625 mV Monitoring Output Accuracy 0 to 5 V signals from rear panel terminals that Voltage 0 3 60 mV 0 25 2 mV indicate 0 to full scale output voltage and current Output impedance 10K Current 0 36 10 mA 10 3 35 mA Remote Analog Programming Accuracy Resistance 0 to 4K Voltage 0 5 35 mV 0 5 215 mV Current 1 800 mA 1 170 mA Voltage 0 to 5V Voltage 0 25 35 mA 0 3 215 mV f l Current 0 4 800 mA 0 36 170 mA Reverse Voltage Protection Maximum continuous current caused by reverse Ac power on 17A 50 A voltage impressed across the output terminals Ac power off 7A 20A 12 General Information 6012B 0 60 V 0 50 A 1000 1200 W 0 01 5 mV 0 01 10 mA 0 01 3 mV 0 01 10 mA 6015A 6023A 6028A 0 20 V 0 60 V LA 0
3. ENEE EE d J mperSiu pa a a EE ee L line impedance egcegaive noo nncnnc ccoo nccnness load multiple is n u AEN EEN O lod WE manete field iieo e e o MODE ewntch seg ESA dee sasa O Operating DODERER Seeds cess sensed ahi usus Eege OT e lee OUTPUT ADJUST controls 21710 SeEEAEEEEERETEEEENNEEEEEREEEE EEN EEN elle n e QUEPUL NOISE E u a Sipan ceevenbogoanednsventect overvoltage protection see OVP OVP ACCURACY a naaninta aor Tea ES OVP E Ee TE KEE EE ere ee P Power cord EE Index 45 R remote SENSING ee bee sa Ses cp ctu EE ita isa ilasa 34 40 s S input see sense leads S input see sense leads Saf ty CLASS E E EE ege Dee EES EE AER 3 TE EE 27 34 e Eet un 11 U UNREGULATED indicators note eege Ge Ee aS a hh a maaa eeneg eech 26 31 w Wire lensthuspu n p o eee ees 29 DWAT a AI VA S AEE AE LAE tii ati cenit tabla dao ON 29 Index 46 Agilent Sales and Support Office For more information about Agilent Technologies test and measurement products applications services and for a current sales office listing visit our web site http www tm agilent com You can also contact one of the following centers and ask for a test and measurement sales representative United States Agilent Technologies Test and Measurement Call Center P O Box 4026 Englewood CO 80155 4026 tel 1 800 452 4844 Europe Agilent Technologies European Marketing Centre P O Box 999 1180 AZ
4. connect the load to the output terminals Turn on power supply Hold in DISPLA Y OVP pushbutton switch and set OVP ADJUST potentiometer for the desired OVP trip voltage Hold DISPLAY SETTINGS pushbutton switch in and rotate CURRENT control to set desired current limit Adjust output voltage to desired level The CV indicator should be on If a load change causes the current limit to be exceeded the power supply automatically crosses over to constant current operation CC indicator will come on and the output voltage drops proportionately In setting the current limit make adequate allowance for high current peaks that could cause unwanted mode crossover Operating Instructions 33 Constant Current Operation To set up the power supply for constant current operation a With power supply turned off connect the load to the output terminals b Turn on the power supply Hold in DISPLAY OVP pushbutton switch and set OVP ADJUST potentiometer for the desired OVP trip voltage In CC mode the voltage setting will limit output voltage under quiescent conditions and the OVP circuit provides added protection against hardware faults c Hold the DISPLAY SETTINGS pushbutton switch in and rotate the VOLTAGE control to set desired voltage limit d Adjust the output current to the desired level The CC indicator should be on e Ifa load change causes the voltage limit to be exceeded the power supply automatically crosses over to constant voltage o
5. 0 23 V 0 67 V 1 5V 100 mV 100 mV 200 mV 0 25 550 mV 0 3 1 25 V 0 25 250 mV 0 25 250 mV 0 3 15 mV 1 150 mV 0 25 2 mV 0 25 2 mV 0 36 20 mA 0 5 70 mV 1 500 mA 0 3 70 mV 2 425 mA 0 8 600 mV 1 110 mA 0 25 12 mV 1 40 mA 0 25 36 mV 0 36 500 mA 50A 20A 6015A 6023A 6028A 15 mV 5 mV 15 mV 10 mA 100 mA 100 mA 1 4 counts 0 6 200 mA 0 6 70 mA 100 ppm 7 5 mA 100 ppm 1 5 mA 100 ppm 1 5 mA 2000 V 200 V 200 V 100 ppm 30 mV 200 ppm 1 mV 200 ppm 1 mV 24 6 0A 6 0A 24 A 6 5 A 6 5 A 15A 3 8 A 3 8 A 100 ppm 30 mV 70 ppm 0 6 mV 70 ppm 0 6 mV 100 ppm 7 mA 100 ppm 2 mA 100 ppm 2 mA 0 5 100 mA 0 3 15 mA 0 3 15 mA 1 600 mV 0 5 12 mV 0 5 36 mV 0 7 425 mA 0 3 110 mA 0 3 40 mA 5A 30 A 10A 5A 15A 5A General Information NOTES 1 P P PARD not specified 2 Initially for each degree below 20 C the ripple increases 2 4 mV C After load is applied for 15 minutes the increase becomes 1 4 mV C After a five minute wait CC PARD is specified for a 1 2 m 4 feet length load lead P P 75mV 20 Hz to 100MHz 6 50 change not specified 7 Typical common mode current 1 mA RMS 40 mA P P 13 Table 1 2 Supplemental Characteristics continued DC Floating Voltage Either output terminal may be floated up to the fo
6. 30A 0 10 A 200 242 W 200 242 W 0 01 40 mV 0 01 2 mV 0 01 3 mV 0 01 9 mA 001 5mA 0 03 34 mA 0 01 13 mV 0 01 1 mV 0 01 2 mV 0 03 17 mA 001 6mA 001 2mA 5 0 005 5 mV 40 mV 50 mV 160 mV 3 mV 30 mV 3 mV 30 mV 25 mA 50 mA 30 man 7 5 mares 2 ms 3 ms 5 ms 1 ms 2 ms 1 ms 100 mV 300 mV 75 mv 200 mV 50 mV 150 mV 6012B 20 mV 20 mA 2 5 mA 10 mA 10 mA 20 V 200 V 2000 V 20 V 200 V 20 V 200 V 10 mV 100 mV 1V 10 mV 100 mV 10 mV 100 mV 0 65 3 5 counts 0 65 3 5 counts 80 ppm 1mV 80 ppm 1mV 200 A 1 3 5 counts 0 6 20 mV 0 6 200mV 75 ppm 0 25 mV 0 6 20 mV 0 6 200mV 100 ppm 30 mV 75 ppm 0 25 mV 20 A 200 A 200 A 100 mA 0 6 4 counts 100 ppm 2 mA 200 V 100 mV 2 5 550mV 1V 3 1 count 100 mV 2 5 250mV 100 mV 2 5 250 mV 200 ppm 3 mV 24 24 A 15A 14A 1450 W 14A 1256 W 3 6 A 340 W 3 6 A 325 W 80 ppm 4 mV 100 ppm 8 mA 0 03 5 mV 0 03 10 mA 0 03 40 mV 0 03 17 mA 0 02 1 mV 0 03 10 mA 0 02 2 mV 0 03 10 mA 90 mV 200 mV 750 mV 5 mV 15 mV 300 ms 120 ms 3 4 2 350 ms 250 Q 100 ms 2 9 150 ms 2 Q 300 ms 120 ms 250 ms 120 ms 2 5 400 ms 3 4 Q 600 ms 250 Q 200 ms 2 2 150 ms 2 Q 3 s 35 s 100 Q 7 s 100 Q 500 ms 50 O 750 ms 50 Q 0 64 V 0 535 V
7. II compatible modular that provides easy access for servicing A thermostat shuts down the supply if an over temperature condition occurs and resets automatically Safety Considerations This product is a Safety Class 1 instrument provided with a protective earth terminal The instrument and this manual should be reviewed for safety markings and instructions before operation Refer to the Safety Summary page at the beginning of this manual for general safety information Safety information for specific procedures is located at appropriate places in this manual Options Options are standard factory modifications or accessories that are delivered with the supply The following options are available Note lower output power and voltage specifications for Option 100 which is described in Appendix A General Information 9 Option Description 100 Input power 100 Vac 6 10 48 63 Hz single phase 120 Input power 120 Vac 6 13 48 63 Hz single phase 220 Input Power 220 Vac 6 13 48 63 Hz single phase 240 Input power 240 Vac 6 13 48 63 Hz single phase 800 Rack mount kit for two units side by side models 6023A and 6028A only W30 Extended Warranty 908 Rack mounting kit 909 Flanges with Handles 910 One additional User s Guide and one Operating and Service Manual for each Option 910 ordered Accessories The System II cabinet accessories listed below may be ordered with the power supply or separate
8. appendix describes only the changes pertaining to Option 100 and how they affect the other portions of this manual Unless otherwise specified in Appendix A all other portions of the manual apply to both the standard supply and Option 100 supply Using Appendix A The Option 100 changes are listed sequentially starting with Section 1 in the main body of the manual and working back through Section 3 It is recommended that the user mark all the necessary changes directly into the manual using Appendix A as a guide This will update the manual for Option 100 and eliminate the need for constant referrals back to Appendix A Section 1 Manual Changes In Section 1 change the following values in Figure 1 1 Figure 1 1 Output Characteristic Curve Agilent Model 6010A 6011A 6012B 6015A 6023A 6028A VP 1 2 50 45 17 50 IP 47 35 16 138 10 3 7 VP 90 12 3 25 11 1 35 IP 108 723 26 32 18 5 7 VP3 MEA AN E 150 5 15 IP 17 120 5 5 0 30 10 Section 2 Manual Changes For Agilent Models 6010A 6011A 6012B and 6015A On page 23 under AC line Impedance Check where the maximum output voltages are tabulated change the voltages as shown below 6010A change 65 V to 50 V 6011A change 8 V to 6 V 6012B change 22 V to 13 5 V 6015A change 220 V to 150 V Appendix A 43 Section 3 Manual Changes On page 30 under Overvoltage Protecti
9. as one of the sensing conductors The sensing leads should be connected as close to the load as possible If slightly degraded CV load regulation can be tolerated the power supply will provide remote voltage sensing with up to 2 Vdc drop in each load lead and with more than 0 2 ohms resistance in each sense lead As the voltage drop in the load leads increases the load voltage error due to sense lead resistance increases according to the formula QRs 0 5 V1 1000 where Rs is the resistance in ohms of each sense lead and V1 is the voltage drop in each load lead For example if the resistance in each sense lead is 1 ohm and the voltage drop in each load lead is 2 Vdc the load voltage might differ by 2 1 0 5 2 1000 5 mVdc from that with no sense lead The sensing leads are part of the supply s programming circuits so they should be connected in such a way as to make it unlikely that they might inadvertently become open circuited If the sense leads open during operation the voltage at the load will rise slightly above its programmed value Note The power supply includes protection resistors that reduce the effect of open sense leads during remote sensing operation If a sense lead opens there will be a change in the output voltage See Table 3 4 for the approximate voltage change Table 3 4 Voltage change due to open sense lead Model S S Both 6010A 1 6 0 1 1 5 6011A 4 1 4 8 6012B 1 6 0
10. internal components and calibration in addition to the line voltage components and is to be done only at the factory Failure to configure and calibrate the power supply properly may result in damage to the unit Agilent Models 6010A 6011A 6012B and 6015A Line voltage conversion is accomplished by adjusting three components a two section line select switch and a line voltage jumper To convert the supply from one line voltage option to another proceed as follows WARNING Some components and circuits are at ac line voltage even with the LINE switch off To avoid electric shock hazard disconnect line cord and load and wait two minutes before removing covers a Remove the outside cover by removing the four screws that hold the carrying straps spread the bottom of the cover slightly and carefully slide the cover to the rear of the supply until it is clear Next remove the top inside cover by removing the nine screws four on top three on right side and two on left side which connect the top inside cover to the supply chassis b Remove the FET board to reach the line voltage jumper W1 terminals c Use a small blade screwdriver to set the two switch sections of S2 to match the pattern printed on the main board for the nominal line voltage to be used For example to set switches for 120 V operation move forward switch section so that its white slot is toward front of supply and move rearward switch section so that its white slot is
11. jumper wire by hand or grip jumper terminal with pliers e Check rating of fuse installed in rear panel fuseholder It should be 8 A for 100 or 120 Vac line voltages or 4 A for 220 or 240 Vac line voltages If necessary replace the fuse with one of correct value Do not use time delay fuses 8 AM 250 Volt fuse Agilent part number 2110 0383 4 AM 250 Volt fuse Agilent part number 2110 0055 f Replace covers and clearly mark the supply with a tag or label indicating the correct line voltage and fuse to be used Installation 21 22 FRONT OF UNIT ING LIME gare at vent E vii S8v 10 FUSE ONLY RUT TON Crerx NI wen SELECT i TGE g s 4 Di Agilent 6010A 6011A 6012B 6015A one gei OA Za INIA VIS NPAM ER OO NOWI o Slow D EI e EE e H H INSIDE COVER dh tas FRONT OF UNIT Agilent 6023A 6028A Installation Figure 2 3 Line Voltage Conversion Components AC Line Impedance Check The power supply is designed for proper operation with line impedances typically found in ac power lines However if the supply is connected to an ac power line having a high impedance combined with line voltage near the minimum specified value e g 104 Vac for nominal 120 Vac the unit will go out of regulation if it is asked to provide full rated output power Such a situation might occur if the supply is connected to ac power an extended distance from the main ac distribut
12. minimum boundary The UNREGULATED indicator will light only if the actual boundary is exceeded The supply can operate in the overrange region for sustained periods without being damaged However the supply is not guaranteed to meet specifications in overrange Output ripple increases substantially and regulation is seriously degraded Note Under certain conditions of line and load it is possible for the supply to provide more than rated output power and still maintain regulation If this occurs the unit will operate normally and the OVERRANGE indicator will be off However the slightest change in either line or load may cause the unit to go out of regulation Operation of the unit beyond the rated output power boundary is not recommended 32 Operating Instructions Eg VOLTAGE SETTING Tg CURRENT SETTING Emax MAXIMUM VOLTAGE RATING Imax MAXIMUM CURRENT RATING MAXIMUM OUTPUT wa POWER BOUNDARY OUTPUT CURRENT Is Figure 3 5 Overrange Operation Constant Voltage Operation By pressing the DISPLAY SETTINGS pushbutton switch you can observe the setting limits of both the output voltage and the output current rather than the actual output values This you set the current limit when the power supply is operating in CV mode or set the voltage limit while in CC mode without having to disconnect or adjust the load To set up the power supply for constant voltage operation a b With power supply turned off
13. the current rating of the power supply a 2000 ohm resistor should be connected from IP to P If this resistor is used the actual resistance value programming the supply is the parallel combination of the two resistors POWER SUPPLY VM LOAD OPTIONAL SETS LOWER LIMIT IM SENSE M OUTPUT ve o en Lee PROGRAMMING IP RESISTOR ve OUTPUT OPTIONAL Se SENSE SETS UPPER lt oli LIMIT DOCE m Handle Figure 3 10 Resistance Programming of Output Current 38 Operating Instructions Constant Current Output Voltage Control The setup shown in Figure 3 11 allows the output current to be varied by using an external voltage to program the supply A voltage source variable from 0 to 5 volts produces a proportional output current from zero to full scale The static load on the programming voltage source is less than 5A A source resistance of less than 10k is necessary to avoid degradation of offset and drift specifications Note If external resistors are used to limit the remote programming voltage to 5Vdc the resulting high programming source resistance can degrade the power supply s programming speed offset and drift performance Limit the equivalent source resistance to 10k ohm maximum Figure 3 9 shows a convenient way to calculate suitable voltage divider resistance values for a 5k ohm source resistance POWER SUPPLY da LOAD IM SENSE M OUTPUT vP 500 vDC o SVOG MAX
14. to 0 5 volts The power supply has been designed to minimize the effects of long load lead inductance but best results will be obtained by using the shortest load leads practical Note The OV circuit senses the voltage at Out and at the output side of the internal current sampling resistor in the output lead Remote voltage sensing compensates for a voltage drop of up to 0 5 V in each load lead and there may be up to 0 12 V drop between the output and the internal sensing resistor at the point the OVP circuit is connected Therefore the voltage sensed by the OVP circuit could be as much as 1 12 V more than the voltage being regulated at the load It may be necessary to readjust the OVP trip voltage to compensate for these drops when remote sensing 34 Operating Instructions POWER SUPPLY LOAD Figure 3 6 Remote Voltage Sensing Because the sensing leads carry only a few milliamperes the wires used for sensing can be much lighter than the load leads Each sense lead should have no more than 0 2 ohms resistance Use the resistivity columns in Table 3 2 to determine the minimum wire size for the length of sense leads being used The sense leads should be a shielded twisted pair to minimize the pickup of external noise Any noise picked up on the sensing leads will appear at the supply s output and CV load regulation may be adversely affected The shield should be grounded at the power supply end only and should not be used
15. toward rear of the instrument d Set switch S1 to match the rearward section of S2 i e toward the rear for 100 120 V operation toward the front for 220 240 V operation e One end of W1 is soldered to the main board the other end has a female quick connect terminal that fits onto one of two terminals soldered to the main board For 100 V or 120 V operation W1 must be connected to terminal J9 for 220 V or 240 V operation W1 must be connected to terminal J10 Be certain that the jumper is firmly mated with the connector on the main board Do not grip jumper insulation with pliers either grip the jumper wire by hand or grip the jumper terminal with pliers f Replace FET board inside top cover and outside top cover Mark the unit clearly with a tag or label indicating correct line voltage to be used g Change line label 20 Installation S 8 Ring B Terminals Option 831 8120 5573 12 AWG unterminated Option 833 8120 5568 1 5 mm2 unterminated Option 834 8120 5566 10 AWG unterminated SOOO D Option 841 Option 843 Option 845 Option 846 Option 847 Option 848 8120 5572 8120 5571 8120 5570 8120 5565 8120 5567 8120 5569 Agilent 6010A 6011A 6012B Option 903 Option 904 Option 900 Option 901 Option 902 8120 1348 2151 3498 Option 906 8120 1358 8120 1369 8120 1689 standard plug only 8120 2104 HP 6023A 6028A Figure 2 2 Power Cord Plug Configuration
16. will indicate OL 6 Current Display A 3 1 2 digit display with automatically positioned decimal point 27 that can indicate output current or output current setting During an error condition the output may exceed the display range and the display will indicate OL 7 DISPLAYS SETTINGS Causes numeric displays to indicate programmed voltage and current 33 34 Pushbutton Switch values rather than actual output values allows both settings to be made without the necessity of opening or shorting load 8 DISPLAY OVP Causes VOLTS display to indicate OVP trip voltage AMPS display 33 34 Pushbutton Switch is blanked allows setting to be made without changing output settings or load connections 9 CV Status Indicator CV Constant Voltage indicates that the power supply is regulating 33 its output at a constant voltage 10 CC Status Indicator CC Constant Current indicates that the power supply is regulating 34 its output at a constant current 11 UNREGULATED Status UNR Unregulated indicates that the power supply is operating 31 32 Indicator beyond its maximum output power specification and that the output is not regulated or has been shutdown by a protective circuit 12 OVERVOLTAGE Status OV Overvoltage indicates that the power supply output has been 31 Indicator shut down and latched by the occurrence of an overvoltage condition Removing the cause of the overvoltage and turning the supply off and back on will res
17. wire to the terminal labeled L In a 2 phase system such as 208 in the USA the second phase is connected to the N terminal WARNING For proper protection by the instrument circuit breaker the wire connected to the L terminal on the instrument must be connected to the L side of the line hot the wire connected to the NI terminal must be connected to the N side of the line neutral or common To protect operating personnel the wire connected to the terminal must be connected to earth ground In no event shall this instrument be operated without adequate ground connection d Replace the cover tighten all four screws and tighten the strain relief clamp All four screws must be tightened for unit to meet RFI specifications e Connect the other end of the power cord to an appropriate power source Note Connections to the ac power line must be made in accordance with applicable electrical codes The international color code for identifying mains supply conductors is green yellow blue and brown for earth neutral and line respectively Corresponding USA Canadian codes are green white and black Caution Before applying power to the instrument check to see that the rear panel circuit breaker CB1 is on The breaker may trip due to rough handling during transit If the breaker is found to be tripped at any other time for unknown reasons refer to the troubleshooting procedures in the Service Manu
18. wires are bundled together ampacity for each wire must be reduced to the following percentages 2 conductors 94 3 conductors 89 4 conductors 83 5 conductors 76 4 Maximum temperatures Ambient 50 C conductor 105 C Operating Instructions 29 Either positive or negative voltages can be obtained from the supply by grounding one of the output terminals It is best to avoid grounding the output at any point other than the power supply output terminals to avoid noise problems caused by common mode current flowing through the load leads to ground Always use two wires to connect the load to the supply regardless of where or how the system is grounded Never ground the system at more than one point The maximum potential including output voltage that either output terminal is from ground must not exceed that specified on the output label on the rear chassis The PARD specifications in Table 1 1 apply at the power supply output terminals However noise spikes induced in the load leads at or near the load may affect the load although the spikes are inductively isolated from the power supply To minimize voltage spikes at the load connect a bypass capacitor as shown in Figure 3 2 With this setup peak to peak noise at the load can actually be reduced to a level below the value specified at the power supply output terminals POWER SUPPLY BYPASS CAPACITOR F500 VDC AS CLOSE AS POSSIBLE TO THE LOAD Figure 3 2 Connecting a Bypas
19. 0A 6011A Programming Given for control of the Voltage Resolution 70 mV 5mV output over the GP IB or with front panel controls Current Resolution 7 mA 40 mA Front Panel Voltmeter Range 20 V 200 V 20 V 200 V Resolution 100 mV 1 V 10 mV 100 mV Accuracy 0 65 3 5 counts 0 6 2 counts 0 65 3 5 counts 0 8 2 counts T C per C 80 ppm 1 mV 80 ppm 1mV 80 ppm 1 mV 100ppm 1 mV Front Panel Ammeter Range 20A 200A Resolution 10 mA 100 mA Accuracy 0 6 4 counts 0 7 300 mA T C per C 100 ppm 2 mA 100 ppm 3 mA Display OVP Range 2000 V 200 V Resolution 1 V 100 mV Accuracy 2 5 1 1 V 2 5 625 mV T C per C 200 ppm 3 mV 150 ppm 3 mV Maximum AC Input Current 6 13 48 63 Hz 100 Vac Opt 100 24 24 120 Vac Std 24A 24A 220 Vac Opt 220 15A 15A 240 Vac Opt 240 14A 14A Typical input power at rated output power see point P2 on Figure 1 1 1435 W 1375 W Temperature Coefficient Output change per degree Celsius change Voltage 80 ppm 15 mV 100 ppm 2 mV in ambient following 30 minute warm up I Current 100 ppm 4 mA 180 ppm 15 mA Drift Stability Change in output dc to 20 Hz over 8 hour internal Voltage 0 03 17 mV 0 03 3 mV under constant line load and ambient following 30 minute warm up Current 0 03 5 mA 0 1 25 mA Programming Response Time The maximum time required Settling
20. 1 1 5 6015A 1 6 0 1 1 5 6023A 4 1 4 8 6028A 4 1 4 8 Operating Instructions 35 Analog Programming These instruments can obtain their output voltage and current programming information from three distinct sources 1 locally from the front panel 2 remotely from an external isolated voltage source or 3 remotely from an external isolated resistance Mode switches B1 B2 through B6 located on the rear of these products enable the user to make these selections The remote analog programming signals are connected to rear panel screw on terminals When the power supply is configured for remote voltage or resistance programming the front panel VOLTAGE or CURRENT controls of the parameter being controlled are disconnected and have no effect on the output Note Switches B1 B2 and B3 are for selecting the programming source for the output current Switches B4 B5 and B6 select the programming source for the output voltage The source of the Constant Current programming information is selected independently from the source of the Constant Voltage programming information Both can be done at the same time Caution The common terminal s P is internally connected to the minus output terminal If either output is grounded the external programmer MUST be floating Failure to float the programmer may result in significant damage to the power supply For resistance programming internal CV and CC current so
21. 16 15 6 19 7 ZS 0 5 40 1 2 5 S S pe 20 10 16 9 8 x i SS 0 75 26 7 3 7 1 8 S 18 6 388 15 6 7 8 SS S 1 20 0 5 0 2 5 SS il 16 4 018 24 8 12 4 7 3 S S 1 5 13 7 7 3 3 64 S kj 14 2 526 40 19 7 11 6 6 6 ae 2 5 8 21 12 2 6 1 3 5 3 12 1 589 62 9 13 46 18 5 10 49 A 4 5 09 19 6 9 8 5 7 3 27 10 9994 100 50 29 4 16 68 10 01 6 3 39 29 5 14 7 8 6 5 9 e Se 8 0 6285 160 79 5 46 7 26 52 15 91 10 1 95 51 2 25 6 15 8 55 5 13 6 0 3953 252 126 5 74 4 42 16 25 3 iS 16 1 24 80 6 40 3 23 7 13 44 8 06 u 4 0 2486 402 201 118 67 04 40 23 16 76 25 0 795 125 7 62 8 37 20 96 12 58 5 24 2 0 1564 639 319 188 106 5 63 94 26 64 35 0 565 176 9 88 5 52 29 5 17 7 7 37 50 0 393 254 4 127 74 8 42 4 25 45 10 6 0 0 09832 1017 508 299 169 5 101 7 42 38 Wire not rated for power supply maximum current rating Table 3 3 Stranded Copper Wire Ampacity Wire Size AWG Re _ _ NIN N ON oo SOJN o Cross Section mm 0 75 1 5 2 5 10 5 0 8 33 10 13 5 15 4 16 19 4 25 31 2 32 40 40 55 63 75 100 135 180 245 Ampacity NOTES 1 Ratings for AWG sized wires are derived from MIL W 5088B Ratings for metric sized wires are derived from IEC Publication 335 1 2 Ampacity of aluminum wire is approximately 84 of that listed for copper wire 3 When two or more
22. 4V 40 V 17 2 A 6A 6 7 V 20 V 30 A 10A General Information 15 Output Impedance typical 2 OUTPUT IMPEOANCE OHMS o OUTPUT IMPEDANCE OHMS FREQUENCY Hz AGILENT 6010A AA S ot Som Oe A A 10K KOK 1M 100 w wh 1008 FREQUENCY Ri FREQUENCY Hz AGILENT 6012B AGILENT 6023A and AGILENT 6028A OUTPUT IMPEDANCE OHMS 16 General Information FREQUENCY Hz AGILENT 6015A Figure 1 2 Output Impedance Installation Introduction This section contains instructions for checking and repackaging the supply bench or rack mounting connecting the supply to ac input power and converting the supply from one line voltage to another if required Note All power supplies generate magnetic fields that may affect the operation of other instruments If your instrument is susceptible to operating magnetic fields do not locate it in the immediate vicinity of the power supply Typically at three inches from the supply the electromagnetic field is less than 5 gauss Many CRT s such as those used in computer displays are susceptible to magnetic fields much lower than 5 gauss Check susceptibility before mounting any display near the power supply Initial Inspection Before shipment this supply was inspected and found to be free of mechanical and electrical defects As soon as the supply is unpacked inspect for any damage that may have occurred in tr
23. Amstelveen The Netherlands tel 31 20 547 9900 Latin America Agilent Technologies Latin American Region Headquarters 5200 Blue Lagoon Drive 9th Floor Miami Florida 33126 U S A tel 305 267 4245 4220 Asia Pacific Agilent Technologies Asia Pacific Ltd 17 21 F Shell Tower Times Square 1 Matheson Street Causeway Bay Hong Kong tel 852 2599 7777 Canada Agilent Technologies Canada Ltd 5150 Spectrum Way Mississauga Ontario L4W 5G1 tel 905 206 4725 Japan Agilent Technologies Japan Ltd Measurement Assistance Center 9 1 Takakura Cho Hachioji Shi Tokyo 192 8510 Japan tel 81 426 56 7832 Australia New Zealand Agilent Technologies Australia Ltd 31 41 Joseph Street Blackburn Victoria 3130 Australia tel 1 800 629 485 Australia tel 0 800 738 378 New Zealand Agilent Sales and Support Office 47 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 48
24. O OTHER WARRANTY IS EXPRESSED OR IMPLIED AGILENT SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE EXCLUSIVE REMEDIES THE REMEDIES PROVIDED HEREIN ARE THE CUSTOMER S SOLE AND EXCLUSIVE REMEDIES AGILENT SHALL NOT BE LIABLE FOR ANY DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES WHETHER BASED ON CONTRACT TORT OR ANY OTHER LEGAL THEORY ASSISTANCE The above statements apply only to the standard product warranty Warranty options extended support contacts product maintenance agreements and customer assistance agreements are also available Contact your nearest Agilent Technologies Sales and Service office for further information on Agilent s full line of Support Programs Be Copyright 1999 Agilent Technologies Edition 1___January 1999 Update 1__ February 2000 Safety Summary The following general safety precautions must be observed during all phases of operation of this instrument Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards of design manufacture and intended use of the instrument Agilent Technologies assumes no liability for the customer s failure to comply with these requirements GENERAL This product is a Safety Class 1 instrument provided with a protective earth terminal The protective features of this product may be impaired if it is used in a manner not specified in the opera
25. TO _L VOLTAGE IP SOURCE Vie OUTPUT B SENSE ol m gg Handle Figure 3 11 Voltage Programming of Output Current Multiple Supply Operation The power supply can be operated in combination with other power supplies to provide increased output capability Auto parallel operation of two power supplies can provide up to twice the output current Other configurations are possible Contact Agilent Technologies Power Products Division for specific application assistance Auto Parallel Operation Two units can be connected in an auto parallel combination to provide twice the output current capability One of the power supplies the master is programmed normally The other power supply the slave is analog programmed by the master The mode switches of the slave must be set so that the slave is analog programmed by the master Figure 3 12 shows the rear panel mode switch settings and terminal connections for auto parallel operation Operating Instructions 39 MASTER SLAVE SENSE d i SENSE OUTPUT OUTPUT E OUTPUT B6 P SENSE oom BA E Handle E Handle Figure 3 12 Auto Parallel Operation Setting Voltage and Current Program the slave unit s output voltage above the master s to avoid interference with master unit CV control The slave unit s mode switches disable the slave unit s digital current setting from having any effect in auto parallel operation Program th
26. USER S GUIDE AGILENT 6010A 6011A 6012B 6015A 6023A and 6028A DC AUTORANGING POWER SUPPLY USER S GUIDE FOR AGILENT MODELS Agilent 6010A Serials US37110171 and above Agilent 6011A Serials US35460156 and above Agilent 6012B Serials US35430336 and above Agilent 6015A Serials US37050146 and above Agilent 6023A Serials US36490101 and above Agilent 6028A Serials US36520101 and above For instruments with higher serial numbers a change page may be included as i Se Agilent Technologies Agilent Part Number 5964 8120 Printed in USA Microfiche Part No 5964 8121 February 2000 A A A A A AAA K CERTIFICATION Agilent Technologies certifies that this product met its published specifications at time of shipment from the factory Agilent Technologies further certifies that its calibration measurements are traceable to the United States National Bureau of Standards to the extent allowed by the Bureau s calibration facility and to the calibration facilities of other International Standards Organization members WARRANTY The 601xA B and 602xA Agilent Technologies hardware products are warranted against defects in material and workmanship for a period of one year from date of delivery Agilent software and firmware products that are designated by Agilent for use with a hardware product and when properly installed on that product are warranted not to fail to execute their programming instructions due to defects in material and wor
27. X TO L OUTPUT Ve see SENSE d s 5 ggg Handle Figure 3 9 Optional Voltage Divider for Program Source Constant Current Output Resistance Control The setup shown in Figure 3 10 allows the output current to be varied by using an external resistor to program the supply A programming resistor variable from 0 to 4000 ohms produces a proportional output current from zero to full scale Note that fixed resistors may be connected in series and or parallel with the variable programming resistor to set lower and or upper output current limits The resultant programming resistance is the sum of the series parallel resistor combination and must be between 0 and 4000 ohms For example a 2000 ohm resistor connected in series with the variable programming resistor will set the lower limit for output current at one half full scale Caution If the programming terminals IP to Ki P become open circuited during resistance programming the output current will tend to rise above rating The power supply will not be damaged if this occurs but the user s load may be damaged If there is a possibility that the programming leads may be opened it is suggested that the optional resistor be connected directly across terminals IP and P as shown in Figure 3 10 The value of this resistor should be selected to limit the output current to the maximum that the load can handle without damage For example if the load can handle half
28. able 1 1 Performance Specifications Agilent Technologies Model 6010A 6011A DC Output Voltage current and power spans indicate range Volts 0 200 V 0 20 V over which output may be varied using front panel controls Amps 0 17A 0 120 A Maximum Power 1000 1200 W 840 1072 W Load Effect Load Regulation Voltage load effect is given for a load Voltage 0 01 5 mV 0 01 3 mV current change equal to the current rating of the supply Current load effect is given for a load voltage change equal to the voltage rating of the Current 0 01 10 mA 0 01 15 mA supply Source Effect Line Regulation Given for a change within the rated Voltage 0 01 5 mV 0 01 2 mV line voltage for any output within the rated output voltage current and power of the supply Current 0 01 5 mA 0 01 25 mA PARD Ripple and Noise Measured at any line voltage and under any Voltage 22 mV 50 mV 8 mV 50 mV load condition within rating rms 10 Hz to 10 Mhz p p 10 Hz to 20 MHz Current 15 mA 120 mA Load Effect Transient Recovery Maximum time required for output Time 10 50 2 ms 3 ms 2 ms 3 ms voltage to recover within the specified band around the nominal output voltage following a step change 10 or 50 in output current while Table 1 2 Supplemental Characteristics Level 10 50 operating in the constant voltage mode 150 mV 500mV 100 mV 300mV Agilent Technologies Model 601
29. ac line mains input voltage increases or decreases beyond the range for safe operation the power supply output may be disabled The power supply output will be restored when the input voltage returns within range Operating Modes Settings or the rear panel Mode switch determines the operating mode of the unit In Normal operating mode the unit is set for local sensing where the output voltage is sensed directly at the output terminals and front panel voltage and current programming Other operating modes covered in this chapter include remote voltage sensing remote programming of voltage and current using either external resistors or voltage sources and multiple supply operation such as auto parallel and auto series Figure 3 3 shows six switches on the rear panel that configure the power supply programming either front panel controls or remote analog programming resistance or voltage When shipped from the factory the switches are set for front panel programming which is the normal operating mode for this power supply The two analog programming modes are available for use in special circumstances Typically only one programming mode is used for both output parameters voltage and current However the mode switches allow voltage and current to be programmed independently For example voltage could be programmed from the front panel while current is resistance programmed Note that only one programming mode can be used for each param
30. al Agilent Models 6023A and 6028A The power supply is shipped from the factory with a power cord plug appropriate for the user s location Figure 2 2 illustrates the standard configuration of power cord plugs used by Agilent Technologies With each drawing is the Agilent Part Number for a replacement power cord equipped with a plug of that configuration If a different power cord is required contact the nearest Agilent Technologies Sales and Service office To protect operating personnel the National Electrical Manufacturers Association NEMA recommends that the instrument panel and cabinet be grounded This supply is equipped with a three conductor power cable the third conductor is the ground conductor When the cable is plugged into an appropriate receptacle the supply is grounded In no event shall this supply be operated without an adequate cabinet ground connection Installation 19 The offset pin on the standard power cable three prong connector is the ground connection If a two contact receptacle is encountered it must be replaced with a properly grounded three contact receptacle in accordance with the National Electrical Code and any local codes and ordinances The work should be done by a qualified electrician only Note To reduce noise pickup it is good practice to keep the ac input lines separated from signal lines Line Voltage Option Conversion Caution Conversion to or from 100 V operation requires replacement of
31. ansit Save all packing materials until the inspection is completed If damage is found file a claim with the carrier immediately The Agilent Technologies Sales and Support office should be notified as soon as possible Mechanical Check This check should confirm that there are no broken knobs or connectors that the cabinet and panel surfaces are free of dents and scratches and that the meter face and rear panel plastic covers are not scratched or cracked Electrical Check Section III contains an abbreviated check that can be used quickly to place the supply into operation Refer to the inside cover page of the manual for Certification and Warranty statements Preparation for Use In order to be put into service the power supply must be connected to an appropriate ac input power source Also the line voltage for which the supply is set must be checked Additional steps may include line voltage conversion and rack mounting Do not apply power to the supply before reading the Input Power Requirements section in this chapter Location and Cooling The supply is fan cooled and must be installed with sufficient space in the rear and on sides for airflow It should be used in an area where the ambient temperature does not exceed 50 C 55 C for models 6023Aand 6028A Caution When mounting several units in an enclosed rack care should be taken to insure there is sufficient airflow through the enclosure Failure to provide suf
32. ating is 0 50 Agilent 6010A 6011A 6012B 6015A 0 55 Agilent 6023A 6028A e Storage is 40 75 all models Weight kg Lbs Model Agilent 6010A Agilent 6011A Agilent6012B Agilent 6015A Agilent 6023A Agilent 6028A Shipping 21 3 47 22 3 49 21 4 47 21 7 48 10 5 23 10 5 23 Dimensions See Figure 2 1 The unit is designed to comply with these requirements e IEC 348 Safety Requirements for Electronic Measuring Apparatus e CSA Electrical Bulletin 556B Electronic Instruments and Scientific Apparatus for Special Use and Applications e VDE 0871 6 78 Level B RFI Suppression of Radio Frequency Equipment for Industrial Scientific and Medical ISM and similar purposes VDE 0411 Electronic Measuring Instruments and Automatic Controls UL 1244 Electrical and Electronic Measuring amp Testing Equipment ANSI C39 5 Part 0 Draft 8 Electrical Testing Measurement and Control Equipment Agilent Class B Environmental Specifications Net 15 9 35 16 8 37 15 9 35 16 3 36 8 6 19 8 6 19 Certification 14 General Information Vp Maximum Rated VOLTS Vp2 Vp3 Model Agilent 6010A Vp1 200 V lp1 5A Vp2 120 V Ip2 10A Vp3 60 V 1p3 17A Ipi 20 V 50A 14V 76A 7V 120A Figure 1 1 Output Characteristic Curve Agilent 6012B 60 V 17 5A 40 V 30A 20V 50A Agilent 6015A P3 Ip3 Maximum Rated Agilent Agilent 6023A 6028A 20 V 60 V 10A 3 3 A 1
33. c shock hazard Operation at line voltages or frequencies in excess of those stated on the data plate may cause leakage currents in excess of 5 0 mA peak DO NOT SUBSTITUTE PARTS OR MODIFY INSTRUMENT Because of the danger of introducing additional hazards do not install substitute parts or perform any unauthorized modifications to the instrument Return the instrument to an Agilent Technologies Sales and Service Office for service and repair to ensure that safety features are maintained Instruments that appear damaged or defective should be made inoperative and secured against unintended operation until they can be repaired by qualified service personnel SAFETY SYMBOLS Direct current Alternating current Both direct and alternating current Three phase alternating current Earth ground terminal Protective earth ground terminal Frame or chassis terminal Terminal is at earth potential Used for measurement and control circuits designed to be operated with one terminal at earth potential Terminal for Neutral conductor on permanently installed equipment Terminal for Line conductor on permanently installed equipment On supply Off supply Standby supply Units with this symbol are not completely disconnected from ac mains when this switch is off To completely disconnect the unit from ac mains either disconnect the power cord or have a qualified electrician install an external switch In position of a bi
34. ce must be shielded to reduce noise pickup The outer shield of the cable should not be used as a conductor and should be connected to ground at one end only Although the following setup drawings Figure 3 7 through 3 11 show the supply strapped for local sensing analog programming and remote voltage sensing do not interact and may be used simultaneously Constant Voltage Output Resistance Control The setup shown in Figure 3 7 allows the output voltage to be varied by using an external resistor to program the power supply A programming resistor variable from 0 to 4000 ohms produces a proportional output voltage from zero to full scale Note that fixed resistors may be connected in series and or parallel with the variable programming resistor to set lower and or upper output voltage limits The resultant programming resistance is the sum of the series parallel resistor combination and must be between 0 and 4000 ohms For example a 2000 ohm resistor connected in series with the variable programming resistor will set the lower limit for output voltage at one half full scale 36 Operating Instructions Note If the programming terminals VP to sP become open circuited during resistance programming the output voltage will rise above the power supply rating The supply will not be damaged if this occurs but the overvoltage trip point should be properly adjusted to protect the user s load OPTIONAL SETS LOWER LIMIT POWER SUPPLY
35. e 22 and EN 45014 Manufacturer s Name Agilent Technologies Manufacturer s Address 150 Green Pond Road Rockaway New Jersey 07866 U S A declares that the Product Product Name a Single output system power supply b Autoranging Power Supply c Relay accessory Model Number s a Agilent 6030A 6031A 6032A 6035A 6033A 6038A b Agilent 6010A 6011A 6012B 6015A 6023A 6028A c Agilent 59510A 59511A conforms to the following Product Specifications Safety IEC 1010 1 1990 A1 1992 EN 61010 1 1993 EMC CISPR 11 1990 EN 55011 1991 Group 1 Class B IEC 801 2 1991 EN 50082 1 1992 4kV CD 8kV AD IEC 801 3 1984 EN 50082 1 1992 3 V m TEC 801 4 1988 EN 50082 1 1992 0 5 kV Signal Lines 1 kV Power Lines Supplementary Information The product herewith complies with the requirements of the Low Voltage Directive 73 23 EEC 93 68 EEC and the EMC Directive 89 336 EEC and carries the CE marking accordingly Note 1 The product family was introduced prior to 12 93 New Jersey December 1 1998 Location Date Bruce Krueger Quali ager European Contact Your local Agilent Technologies Sales and Service Office or Agilent Technologies GmbH Department TRE Herrenberger Strasse 130 D 71034 Boeblingen FAX 49 7031 14 3143 Table Of Contents General Information liggt 9 Descrip aos s Sos Ses caches eE Eoo ia p amia iio da 9 Safety ConsIderations pa an dida 9 ODO petroleo ised satisba shop E ra tes haykan car
36. e master unit to the desired output voltage and 50 of total current Verify that the slave is in CC operation When in CV operation the master unit s voltage setting is the output voltage of the auto parallel combination The output current is the total current from all units The fraction of total current that each unit provides is the same as the ratio of that unit s output current capability to the total output current capability of the auto parallel combination In CC operation the user must add up the current outputs from each unit and adjust the master until the total equals the desired load current Overvoltage Protection Adjust the desired OVP shutdown limit using the master unit s OVP ADJUST control Set the slave unit s OVP limit above the master s When the master unit shuts down the master programs the slave unit to zero voltage output If a slave unit shuts down because its OVP shutdown limit is set lower than the master s it shuts down only itself and the other unit supplies all the load current The shut down slave unit will draw some current through its down programming circuit The extra current required from the master may cause the master to switch from CV to CC mode Remote Sensing To remote sense with auto parallel operation connect remote sense leads only to the master unit according to the instructions under Remote Sensing Note Down programming speed is slower with auto parallel operation becaus
37. e only the master unit s down programmer operates Series Operation Up to two supplies can have their outputs connected in series to provide increased output voltage Multiple loads may be connected in series and the combination may be grounded at any one point to provide both positive and negative outputs Regardless of whether or where the load is grounded no point may be at a greater potential or from ground than that specified on the output label on the rear chassis Caution It is not recommended that Agilent 6015A supplies be connected in series If you do so the common connection between the two supplies must be connected to earth ground see Figure 3 13 Add the voltage settings of each power supply together to determine the total output voltage Set the current limits for each power supply to the maximum that the load can handle without damage 40 Operating Instructions Caution When two supplies are operated in series they should be programmed to the same voltage to prevent possible damage to the lower voltage supply during short circuit conditions Contact the factory if this is not possible SENSE e SENSE OUTPUT OUTPUT OUTPUT S OUTPUT SENSE WW Handie WITH AGILENT 6015A THIS POINT MUST BE CONNECTED TO EARTH GROUND TERMINAL Figure 3 13 Series Operation Monitor Signals Amplified and buffered voltage and current monitor output signals are available at the rear panel ter
38. e voltage sensing WARNING While calculating load wire size remember that the wire must be large enough not to overheat while carrying the current that would flow if the load were shorted Table 3 3 lists the maximum current carrying capacity ampacity for various sizes of stranded copper wire If multiple loads are connected to one supply each load should be connected to the supply s output terminals using separate pairs of connecting wires This minimizes mutual coupling effects and takes full advantage of the supply s low output impedance Each pair of connecting wires should be as short as possible and twisted or shielded to reduce noise pickup and radiation If load considerations require the use of output distribution terminals that are located remotely from the supply then the power supply output terminals should be connected to the remote distribution terminals by a pair of twisted or shielded wires Each load should be separately connected to the remote distribution terminals Remote voltage sensing is suggested under these circumstances Sense either at the remote distribution terminals or if one load is more sensitive than the others directly at the most critical load 28 Operating Instructions Table 3 2 Maximum Wire Lengths To Limit Voltage Drops Wire Size Resistivity Maximum Length In Meters Feet To l I _ Limit Voltage Drop To 0 5V Or Less AWG Cross section mm O kft Q km 5A 10A 17A 30A 50A 120A 22
39. et the unit 13 OVERTEMPERATURE OT Over temperature indicates an overheating condition on either 31 Status Indicator the diode or FET boards OT automatically resets when the temperature drops to a safe operating level Turn On Checkout Procedure WARNING _ Before the instrument is turned on all protective earth terminals extension cords and devices connected to the power supply should be connected to a protective earth ground Any interruption of the protective earth grounding will cause a potential shock hazard that could result in personal injury Caution This instrument can be damaged by electrostatic discharge into the control connectors or the switches on the rear panel even while the unit is turned on Do not cause an electrostatic discharge into these connectors and switches which may occur when they are touched Also consistent with good engineering practice leads attached to customer accessible signal monitoring ports should be twisted and shielded to maintain the instruments specified performance The following procedure ensures that the supply is operational and may be used as an incoming inspection check 26 Operating Instructions Check that the rear panel mode switches are set as shown in Figure 3 3 Check that lead is connected to S and the lead is connected to S and tightened securely The Sense lead is connected to Output and the sense lead is connected to Outp
40. eter at one time Normal Mode The unit is shipped from the factory configured in the normal operating mode with the and outputs jumpered to the and sense connectors The mode switch is set as shown in the following figure Figure 3 3 Factory Settings Mode Switch RA Handle The power supply can operate as a constant voltage CV or constant current CC source over a wide range of output voltage and current combinations The specifications table contains a graph showing the overall output range of the power supply Figure 3 4 shows a rectangular operating locus that is defined by voltage and current settings of the power supply The load resistance determines the point on that locus at which the power supply actually operates Three load resistance lines are shown on Figure 3 4 The line representing load resistance A the highest load resistance shown on the graph Operating Instructions 31 crosses the operating locus at point 1 Point 1 is on the part of the operating locus defined by the voltage setting so the power supply operates in CV mode Similarly the line representing load resistance C the lowest load resistance shown on the graph crosses the operating locus at point 3 Point 3 is on the part of the operating locus defined by the current setting so the power supply operates in CC mode Load Resistance B equals the crossover resistance for the particular combination of voltage and current settings shown on t
41. f and back on To check the constant current circuit turn the power supply off and short rear panel and output terminals with a wire of sufficient gauge to carry the supply s maximum current output see Table 3 3 Turn the power supply on and adjust the CURRENT control clockwise Check that the output current increases from zero to full output current as indicated on AMPS display Continued clockwise rotation may cause AMPS display to indicate OL The CC indicator should be on and CV indicator should be off Turn off the power supply remove the short from the output and read following instructions before connecting load to supply Operating Instructions 27 Initial Setup and Interconnections WARNING Turn off input ac power before changing any rear panel connection and make certain all wires and straps are properly connected and terminal block screws are securely tightened before reapplying power Be certain to replace both terminal block covers before reapplying power to avoid exposing the operator to hazardous voltages Connecting the Load Load connections to the power supply are made at the and output terminals on the rear panel Higher power units have output bus bars The bus bars are covered by an impact resistant plastic cover which is secured to the unit with four M4 x 8 screws Be certain to replace the cover after making connections Two factors must be considered when selecting wire size for load connections c
42. ficient airflow may result in damage to the power supply or other equipment in the enclosure Installation 17 Outline Diagrams Figure 2 1 illustrates the outline shape and dimensions of the cabinet TERMINAL STRIP DETAIL M3 5 X0 6 FOP ry BLOCK SCREW SIZE 8 32 x 5 16 AC BARRIER BLOCK SCREW SIZE h OUTPUT BUS if K 16 80 0 5 SCREW SIZE 426_7mm sa K rf Ao O LNT Bet i D A 3 03 23 A rim SIDE RR TERMINAL STRIP DETAIL M3 5 X0 6 BARRIER BLOCK SCREW SIZE 2 7mm le 421 6mm lect 31 75mm 1 250 e 16 600 0 5 1 e nd Fe 196mm 0772 1770mm 212 3mm we 8 360 I gt 22 Omm i TOP k 087 SIDE 6028A l ONLY o e SCREW SIZE M3 X 0 5 SCREW SIZE M3X 0 6 SCREW SIZE M4 X0 7 SCREW SIZE M3 5X0 6 Figure 2 1 Outline Diagram Bench Operation The supply cabinet has plastic feet which are shaped to ensure self aligning when stacked with other Agilent Technologies System II cabinets Rack Mounting The supply can be mounted in a standard 19 inch rack enclosure Rack mounting accessories for these units are listed in the ACCESSORIES paragraph in Section I Complete installation instructions are included with each rack mounting kit Support rails are also required for rack mounting These are usually supplied with the system cabinet Input Power Requirements This supply may be operated from a nomina
43. he graph Either the CV or CC LED will light If the load resistance increases the voltage setting decreases or the current setting increases the power supply will operate in CV mode Conversely if the load resistance decreases voltage setting increases or current setting decreases the power supply will operate in CC mode CONSTANT VOLTAGE VOLTAGE OPERATING LINE LIMIT RL gt Re Eg VOLTAGE SETTING Ig CURRENT SETTING RL LOAD RESISTANCE R CROSSOVER RESISTANC E S me ES Is OUTPUT VOLTAGE LOAD RESISTANCE HIGHER CONSTANT CURRENT OPERATING LINE RL lt Rc CURRENT LIMIT OUTPUT CURRENT Is Figure 3 4 Determining Operating Point In Figure 3 5 the voltage and current settings are high enough that the rectangular operating locus is cut off by the maximum output power boundary of the power supply For the load resistance A the power supply operates in CV mode at the voltage and current values for point 1 Similarly for load resistance D the power supply operates in CC mode at point 4 For load resistance between B and C the operating point will be on the maximum output power boundary between points 2 and 3 and the UNREGULATED indicator will be on The VOLTS and AMPS displays will indicate the voltage and current being supplied to the output The product of the two readings will exceed rated output power of the supply Note that the actual boundary is beyond the specified
44. ion terminals and or if the ac power wires from the main ac distribution terminals are of relatively small gauge Measurement of ac line voltage at the supply input terminals typically is not a reliable indication of the actual ac line voltage because of the peak clipping effect of the power supply and the averaging effect of the voltmeter Symptoms of excessive line impedance may include erratic or no output from the supply and or inability of the supply to provide full output power If there is reason to suspect the ac power lines to the supply may have high impedance perform the following check WARNING This check should be performed only by service trained personnel who are aware of the hazards involved for example fire and electrical shock Turn the power supply off before making or breaking any connections to the power supply Hazardous voltages are present within the unit even when the power switch is turned off a Connect a variable load to the supply Using the OUTPUT ADJUST controls and DISPLAY SETTINGS set voltage and current see Section III for detailed description to maximum rating b Set the load to the maximum rated output current for the power supply see Appendix A Figure A 1 The power supply output voltage should be greater than Model Voltage Agilent 6010A 65V Agilent 6011A 8V Agilent 6612B 22V Agilent 6015A 220V Agilent 6023A 6V Agilent 6028A 20V c Ifthe supply voltage is less than specified perform the po
45. kmanship for a period of 90 days from date of delivery During the warranty period Agilent Technologies will at its option either repair or replace products that prove to be defective Agilent does not warrant that the operation for the software firmware or hardware shall be uninterrupted or error free For warranty service with the exception of warranty options this product must be returned to a service facility designated by Agilent Customer shall prepay shipping charges and shall pay all duty and taxes for products returned to Agilent for warranty service Except for products returned to a Customer from another country Agilent shall pay for return of products to the Customer Warranty services outside the country of initial purchase are included in Agilent s product price only if Customer pays Agilent international prices defined as destination local currency price or U S or Geneva Export price If Agilent is unable within a reasonable time to repair or replace any product to condition as warranted the Customer shall be entitled to a refund of the purchase price upon return of the product to Agilent LIMITATION OF WARRANTY The foregoing warranty shall not apply to defects resulting from improper or inadequate maintenance by the Customer Customer supplied software or interfacing unauthorized modification or misuse operation outside of the environmental specifications for the product or improper site preparation and maintenance N
46. l 120 V 220 V or 240 V single phase ac power source 48 63 Hz The input voltage range and input current required for each of the nominal inputs is listed in Table 1 1 To operate from 100 Vac line Option 100 must be installed This is a factory installed option A label on the rear panel indicates the nominal line voltage for which the supply was set at the factory If necessary the user can convert the instrument from one line voltage option to another by following the instructions in the Line Voltage Option Conversion section in this chapter 18 Installation Power Connection Caution Connection of this supply to an ac power source should only be performed by an electrician or other qualified person Before connecting the supply to the ac power source check the label on the rear panel to ensure that the supply is set for the correct ac voltage to be used If necessary convert the line voltage to another by following the instructions under Line Voltage Conversion Agilent Models 6010A 6011A 6012B and 6015A To connect input power to the instrument proceed as follows a Remove the AC filter assembly cover by unscrewing the four locating screws b Insert the power cord through the strain relief clamp located on the cover c Connect the wires to the terminal block in accordance with the prevailing color codes Green or green yellow to the terminal labeled White or blue wire to the terminal labeled N Black or brown
47. llowing voltage including the output voltage from earth ground 240 Vdc on Models 6011A 6012B 6023A and 6028A 550 Vdc on Models 6010A and 6015A Exceeding these voltages can result in damage to the equipment Efficiency typical 80 on maximum output boundary Remote Sensing The power supply maintains specifications at the load with up to 0 5 Volt per load lead with sense wire resistance less than 0 2 Q per lead and sense lead length less than 5 metres Operation with up to 2 volts per load lead is possible with some degradation of the load effect specification Multiple Operations Up to two similar units may be connected in series parallel or auto parallel to provide increased output capabilities Mixing supplies with dissimilar output capabilities is not recommended because under certain conditions the lower output supply may be stressed beyond its maximum voltage and or current capabilities by the higher output supply Reactive Loads Stable with inductive loads up to 100 mH and capacitive loads up to 10 F CC compensation that provides up to 10 H with increased settling times is available on special order Voltage Overshoot typical The output voltage will overshoot its steady state value by less than 250 mV 1 V on Model 6015A due to any of the following conditions 1 Up programming 2 Crossover from CC to CV mode 3 A step change of up to 5A 4 AC power on Temperature Rating C e Oper
48. ly from your local Agilent Technologies Sales and Support Office see list of addresses at rear of this manual For Agilent Models 6023A and 6028A Agilent Part No 5062 3989 1460 1345 5062 3977 5062 3983 1494 0060 5060 2865 5060 2866 59510A 59511A Description Front handle kit for 5 1 4 inch high cabinets Tilt stand 1 snaps into standard foot on must be used in pairs Rack flange kit for 5 1 4 inch high cabinet will be shipped with supply if ordered as Option 908 Rack mount flange kit with handles Rack slide kit non tilting Service kit includes extenders for control and power mesh boards three cables to allow GP IB and PSI boards to lie on table outside unit and control board test connector FET service kit Includes FETs and all components that should be replaced with FETs Relay Accessory Relay Accessory Polarity Reversing For Agilent Models 6023A and 6028A For Agilent Models 6023A and 6028A Agilent Part No 5062 3960 5062 3961 5062 3978 5061 9694 5062 3990 5061 2072 5062 3984 5062 4003 1460 1345 5062 3998 5062 4027 1494 0065 06033 60005 Description Rack mounting adapter kit for side mounting one 7 inch high cabinet includes one rack flange and one half module width extension adapter Will be shipped with instrument if ordered as Option 908 This rack mounting adapter kit is not compatible with front handle kit Agilent P N 5061 3990 Rack mounting adapter kit for center mounting o
49. minal strip These signals can be connected to remote meters to indicate output voltage and current The signals vary from 0 to 5 volts to indicate a zero to full scale output Both monitor output terminals are referenced to the monitor common terminal Output impedance of the monitor terminals is 10 2k 5 a load of 1 megohm will maintain 1 reading accuracy Caution The common terminal s M is internally connected to the minus output terminal If either power supply output terminal is grounded the remote monitor terminals must not be grounded Failure to float the remote terminals may damage the power supply Operating Instructions 41 100 VAC Input Power Option 100 General Information Description Option 100 is a modification of the power supply that involves changing the values of resistors located in the Overvoltage Protection and Power Limit Circuits It also entails recalibrating the unit and changing the Front Panel These changes allow the unit to operate at a lower line voltage of 90 105 Vac while operating on the same line frequency of 48 63 Hz The reduced input voltage limits the output power while retaining the standard unit s output current rating Other parameters that change due to Option 100 include the Overvoltage Trip Range and the Remote Analog Programming Specification Scope of Appendix A This appendix contains all the information necessary to support the power supply when it is equipped with Option 100 The
50. nd power mesh boards three cables to allow GP IB and 10 General Information PSI boards to lie on table outside unit and control board test connector 5060 0138 GP IB connector non metric to metric conversion kit 5060 2860 FET service kit includes FETs and all components that should be replaced with FETs 59510A Relay Accessory 59511A Relay Accessory Polarity Reversing Instrument and Manual Identification The serial numbers listed on the front of this guide indicate the versions of the supplies that were available when the manual was issued If changes have been made to the instrument since the publication of this manual the manual may include a loose yellow Manual Change sheet That sheet updates this manual by defining any differences between the version of your supply and the instruments described in this manual and may also include information for correcting any manual errors Note that because not all changes to the product require changes to the manual there may be no update information required for your version of the supply Ordering Additional Manuals One User s Guide is shipped with each power supply Additional User s Guides and Operating and Service manuals may be purchased directly from your local Agilent Technologies Sales office Specify the model number serial number prefix and the manual part number provided on the title page When ordered at the same time as the power supply additional manuals may be purcha
51. ne 7 inch high cabinet includes one rack flange and one quarter module width extension adapter two kits required there will be surplus of hardware Rack flange kit for 7 inch high cabinet Must be used with another half module width unit of equal depth with lock link kit 5061 9694 Will be shipped if instrument is ordered as Option 800 Lock link kit for joining units of equal depth contains hardware for three side by side joints four units and two over under joints three units Locking cabinets together horizontally in a configuration wider than one full module is not recommended 5062 3978 and 5061 9694 will be shipped if Option 800 is ordered Front handle kit for 7 inch high cabinets Corresponding flange kit is 5061 2072 This front handle kit is not compatible with rack mounting adapter kit Agilent PIN 5062 3960 or Option 908 Flange kit to be used with front handle kit 5062 3990 Rack mounting flange kit with handles for 7 inch high cabinet Must be used with another half module width unit of equal depth with lock link kit 5061 9694 Bail handle kit for carrying 7 inch high half module width cabinet Tilt stand 1 snaps into standard foot on instrument must be used in pairs Support shelf bit for mounting on or more 7 inch high cabinets of any depth to 20 inches Front filler panel half module width for 7 inch high cabinet on support shelf Slide kit for 5061 0098 support shelf Service kit includes extenders for control a
52. nsformer common terminal is connected to the neutral earthed pole of the ac power lines supply mains ATTENTION Un circuit de terre continu est essentiel en vue du fonctionnement s curitaire de l appareil Ne jamais mettre l appareil en marche lorsque le conducteur de mise la terre est d branch FUSES Only fuses with the required rated current voltage and specified type normal blow time delay etc should be used Do not use repaired fuses or short circuited fuseholders To do so could cause a shock or fire hazard DO NOT OPERATE IN AN EXPLOSIVE ATMOSPHERE Do not operate the instrument in the presence of flammable gases or fumes KEEP AWAY FROM LIVE CIRCUITS Operating personnel must not remove instrument covers Component replacement and internal adjustments must be made by qualified service personnel Do not replace components with power cable connected Under certain conditions dangerous voltages may exist even with the power cable removed To avoid injuries always disconnect power discharge circuits and remove external voltage sources before touching components DO NOT SERVICE OR ADJUST ALONE Do not attempt internal service or adjustment unless another person capable of rendering first aid and resuscitation is present DO NOT EXCEED INPUT RATINGS This instrument may be equipped with a line filter to reduce electromagnetic interference and must be connected to a properly grounded receptacle to minimize electri
53. on change 107 to 90 On page 36 under Analog Programming in the 3rd paragraph change the second sentence to read A resistance of 0 to 3 33 K ohms programs the output voltage from 0 to full scale and a resistance of 0 to 4 K ohms programs the output current from 0 to full scale On page 36 under Analog Programming in the 5th paragraph change the second sentence to read A voltage of 0 to 4 25 V programs the output voltage from 0 to full scale and a voltage of 0 to 5 volts programs the output current from 0 to full scale On page 36 under Constant Voltage Output Resistance Control in the second sentence change 4000 ohms to 3 33k ohms On page 37 under Constant Voltage Output Voltage Control change 0 to 5 volts to 0 to 4 25 volts In Figures 3 8 and 3 9 where 5 Vdc 5 E or 5 appear change them to read 4 25 Vdc 4 25E or 4 25 respectfully On page 41 under Monitor Signals change 0 5 Volts to 0 4 5 Volts for Voltage monitor and 0 5 Volts for current 44 Appendix A A al Wii ad dicos AMPACIY Wii pitt C Capacitor load bypass CC ANGI e CV indicator cccccceeeeeeesesesesesesesesesecesecesereseseseseseseseseseseseseseseseeees CMOS alana Da akuna a huwa a as D DISPLAY OVP Wibal Seen DISPLAY SETTINGS switch naa F fuse line oeer eeeeeeeseeeeeerseseseseeeeeeeseseeeseesesesesesesesesseseseesee G DO ul E EE
54. onductor temperature and voltage drop To satisfy safety requirements the wires to the load should be at least heavy enough not to overheat while carrying the maximum power supply output current that would flow if the load were shorted Use Tables 3 2 and 3 3 to determine the proper wire gauge for load connections to the power supply When 2 or more wires are bundled together the current carrying capacity of each wire is reduced see Table 3 3 Note 3 All wires must be properly terminated with connectors securely attached Do not connect unterminated wires to the power supply Wire sizes of AWG 14 2 5mm or smaller are normally used only for sense leads The minimum wire size required to prevent overheating will not usually be large enough to provide good voltage regulation at the load For proper regulation the load wires should be large enough to limit the voltage drop to no more than 0 5 volts per lead Table 3 2 lists resistivity for various wire sizes and the maximum lengths that may be used to limit voltage drop to 0 5 volts for various currents Lengths listed are the sum of the lengths of the and load wires Lengths are given in meters and feet To determine maximum lengths in meters or feet for currents not listed use the formula 0 5 x 1000 maximum length F current x resistance where current is expressed in amps and resistance is expressed in ohms km or ohms 1000 feet If load regulation is critical use remot
55. peration and the output current drops proportionately In setting the voltage limit make adequate allowance for voltage peaks that could cause unwanted mode crossover Remote Voltage Sensing The remote sensing connections shown in Figure 3 6 improve the voltage regulation at the load by monitoring the voltage there instead of at the supply s output terminals Remote sensing allows the power supply to automatically increase the output voltage and compensate for the voltage drops in the load leads This improves the voltage regulation at the load and is especially useful for CV operation with loads that vary and have significant load lead resistance Note that with remote sensing the internal voltmeter is connected at the load Remote sensing has no effect during CC operation When using remote sensing turn off the power supply before changing the rear panel straps sense leads or load leads Connect the unit for remote voltage sensing by connecting load leads from OUT and OUT terminals to the load disconnecting straps between Out and S and between Out and S and connecting sense leads from the S and S terminals to the load as shown in Figure 3 6 Note Sensing is independent of other power supply functions either local or remote sensing can be used regardless of how the power supply is programmed The load leads should be of the heaviest practical wire gauge at least heavy enough to limit the voltage drop in each load lead
56. r screws large output buss bar screws small sense jumpers 24 Installation Description M4 X 0 7 X 60 mm qty 4 3 terminal barrier block 8 32 X 5 16 qty 3 M4 X 0 7 X 10 mm qty 3 6 terminal barrier block 2 terminal barrier block M3 5 X 0 6 X 6 mm qty 8 M5 X 0 8 X 12 mm qty 4 M2X0 4X8mm qty 2 wire kit Description 6 terminal barrier block 2 terminal barrier block M3 5 X 0 6 X 6 mm qty 8 M4 X 0 7 X 8 mm qty 2 M4 X0 7X 8mm qty 2 M3 X0 5X6mm qty 2 Agilent Part number 5060 3237 0515 0156 0360 2217 included with ac input barrier block 5040 1626 0515 0414 0360 2195 0360 2192 included with dc barrier blocks 0515 0155 0515 0212 5060 2913 Agilent Part number 06023 00009 0360 2195 0360 2192 included with dc barrier blocks 0360 2191 0515 1085 0515 0885 0515 0886 0360 2190 Operating Instructions Introduction This section describes the operating controls and indicators turn on checkout procedures and operating procedures and considerations for the power supply Front panel operation and remote resistance voltage programming is described in this section The front panel controls and indicators are shown in Figure 3 1 and described in Table 3 1 Table 3 1 also lists the pages in which use of the controls and indicators is described More theoretical descriptions regarding the operational features of power supplies in general are given in the Operating and Ser
57. ros heen 9 ACCESS OTIES Eege AA a 10 Instrument amp Manual Identification 00 ee eeeceeeeecsseceenceceseceseeecsaeceseeecsaeceseeecsaeceeaeecsaeeeeeeecaeeeseceeneeenaeeeeees 11 Ordering Additional Manual 11 Related DOCU MENS n Uu sesso ets n aut a S hasa ia a lasuta 11 Specifications E 11 Installation tee te 17 res RE E EE 17 MechanicalCheck aa aaa aD AI dd Q chen hA H D di 17 El ctrical Checku a eer Ai 17 Preparation NN 17 Location SE COOMMA a s aa ide 17 Qutline Diagram ia o ii 18 Bench Operations iv eh te Unos miel 18 Rack Mountings cisco aio ES AEE EENS EEN EEN deg 18 Input Power Requirements orita 18 Power COME ii A add ias dei 19 Agilent Models 6010A 6011A 6012B and o0l3A con nccn conocio rincnnnns 19 EI IA A AN 19 Eme Voltage Option Conversion sse esner iia iio 20 Agilent Models 6010A 6011A 6012B and o0l3A conc conce cn neon ncrancnnnns 20 Agilent Models6023A 0028A oe u SA nu TORE a uu rancio 21 AC Line Impedance Check AA es apayun sapessetedeise og EE rE ETSE EEE a E EES 23 Repackasing for Shipments geb anti a e ees 23 Rear Panel Screw Sizes and Part Numbers A 24 Operating Instructions Introduction EE 25 Turn On Checkout Procedure ooooccnccniccnonnnonoconccononnnonnnonnnonnnnnn unu AETS 26 Initial Setup amp Interconnections oe cien c trios tap ISO sa rE EESE SES ET EErEE EEEE EEEE EE E EE 28 Connecting the Load erir E E E Haat aches a E E A EEA 28 Overvoltage Protections oi iaa dada 30 Protecti
58. s Agilent Models 6023A and 60284 Line voltage conversion is accomplished via three components a two section line select switch line voltage jumper and a rear panel fuse To convert the supply from one voltage to another proceed as follows a Unplug the power supply and wait 2 minutes for internal capacitors to discharge b Remove the outside cover by removing the rear screw that holds the carrying strap then carefully slide the cover to the rear of the supply until it is clear Do not remove the front carrying strap screw c The line voltage select switch S2 is located in the front left corner of the supply see Figure 2 3 Use a small blade screwdriver to set the two switch sections to match the pattern silk screened on p c main board as shown in Figure 2 3 For example to set switches for 120 V operation as illustrated move forward switch section so that its white slot is toward front of supply and move rearward switch section so its white slot is toward rear of supply d One end of WS is soldered to motherboard the other end has a female right angle quick connect terminal that fits onto one of two terminals soldered to motherboard For 100 V or 120 V operation W5 must be connected to terminal closer to center of supply for 220 V or 240 V operation W5 must be connected to terminal closer to side of supply Be certain that jumper is firmly mated with terminal on motherboard Do not grip jumper insulation with pliers either grip
59. s Capacitor Overvoltage Protection OVP The overvoltage trip point is adjusted at the front panel The approximate trip voltage range is from zero volts to approximately 107 of maximum rated voltage of the power supply When the OVP circuit trips the power supply output is disabled and delivers no output power and the OVP and UNREGULATED indicators turn on Adjustment OVP is set by the recessed single turn OVP ADJUST potentiometer on the front panel Rotating the control clockwise sets the trip voltage higher It is set to maximum at the factory When adjusting the OVP trip point the possibility of false tripping must be considered If the trip voltage is set too close to the supply s operating voltage a transient in the output would falsely trip the OVP For this reason it is recommended that the OVP trip voltage be set higher than the output voltage by at least 1 volt To adjust the OVP trip voltage proceed as follows a Turn on supply and hold DISPLAY OVP pushbutton in b Insert a small blade screwdriver through hole in front panel and adjust OVP trip voltage to desired level OVP Reset To reset OVP turn the LINE switch off and then back on The cause of the overvoltage must be removed before the OVP circuit is reset or the circuit will trip again immediately If the OVP circuit trips continuously check the load and the trip voltage Protective Shutdown Protective circuits within the power supply may limit or turn off the outpu
60. sed by adding Option 910 to the order Each Option 910 includes one User s Guide and one Operating and Service Manual Related Documents The following service documents can be ordered from your local Agilent Sales Office Agilent 6010A Operating and Service manual Agilent part number 06010 90001 Agilent 6011A Operating and Service manual Agilent part number 06011 90001 Agilent 6012B Operating and Service manual Agilent part number 06012 90004 Agilent 6015A Operating and Service manual Agilent part number 06015 90001 Agilent 6023A Operating and Service manual Agilent part number 06023 90001 Agilent 6028A Operating and Service manual Agilent part number 06010 90001 Specifications Specifications for the power supply fall into two major categories performance specifications and supplemental characteristics Performance specifications describe the power supply s warranted performance All performance specifications are at the rear output terminals with a resistive load Specifications apply over the full operating temperature range of 25 5 C unless otherwise specified range The Service Manual has procedures for verifying the performance specifications Supplemental characteristics give typical but non warranted performance parameters Design or type testing determines supplemental characteristics They are useful in understanding the power supply s operation when accessing applications for the power supply General Information 11 T
61. stable push control Out position of a bi stable push control Caution risk of electric shock Caution hot surface Caution refer to accompanying documents gt gt 50 1 CO rzZzF r Or 2 dei WARNING The WARNING sign denotes a hazard It calls attention to a procedure practice or the like which if not correctly performed or adhered to could result in personal injury Do not proceed beyond a WARNING sign until the indicated conditions are fully understood and met Caution The CAUTION sign denotes a hazard It calls attention to an operating procedure or the like which if not correctly performed or adhered to could result in damage to or destruction of part or all of the product Do not proceed beyond a CAUTION sign until the indicated conditions are fully understood and met Herstellerbescheinigung Diese Information steht im Zusammenhang mit den Anforderungen der Maschinenl rminformationsverordnung vom 18 Januar 1991 Schalldruckpegel Lp lt 70 dB A Am Arbeitsplatz Normaler Betrieb Nach DIN 45635T 19 Typpriifung Manufacturer s Declaration This statement is provided to comply with the requirements of the German Sound Emission Directive from 18 January 1991 This product has a sound pressure emission at the operator position lt 70 dB Sound Pressure Lp lt 70 dB A At Operator Position Normal Operation According to ISO 7779 Type Test DECLARATION OF CONFORMITY according to ISO IEC Guid
62. t combination than would be possible with a rectangular output characteristic see figure 1 1 They use a 20k Hz pulse width modulation circuit with power MOSFETs to provide the autoranging output characteristic with laboratory performance Output voltage and current are continuously indicated on two 3 1 2 digit displays Front panel controls allow the user to set output voltage current and Overvoltage Protection OVP trip levels OVP protects the load by quickly and automatically interrupting energy transfer if a preset voltage trip level is exceeded Push button switches allow the display to alternately show the programmed values of voltage and current or the overvoltage limit LED indicators show the operating state of the unit CV CC Unregulated and Overvoltage All connections are made to rear panel screw on terminals Output voltage can be locally or remotely sensed A six position MODE switch located on the rear panel is used to change from front panel control to remote voltage or remote resistance control See section 3 for a description of remote programming remote sensing and several methods of multiple supply operation Either the positive or negative output terminal may be grounded or the output may be floated including output voltage up to 240 Vdc on models 6011A 6012B 6023A and 6028A or 550 Vdc on models 6010A and 6015A from chassis ground The power supply is fan cooled and is packaged in an Agilent Technologies System
63. t in case of abnormal conditions The cause of the protective action can be determined by observing the front panel indicators lights and meters Unregulated If an overrange condition exists load tries to draw more power than the supply can deliver the UNREGULATED indicator turns on and both the CV and CC indicators are off The product of the VOLTS and AMPS displays will exceed the maximum output power of the supply Also if the power supply output is disabled by protective 30 Operating Instructions circuits within the supply the power supply output drops to zero and the UNREGULATED indicator turns on The power supply can be disabled by overvoltage overtemperature or by low or high ac line mains voltage Overvoltage If the voltage across the power supply output terminals rises above a preset level possibly because of a hardware malfunction the overvoltage protection OVP circuit will trip If this occurs the power supply will be disabled and the OV indicator turned on To reset the OVP circuit first ensure that the condition that caused the overvoltage is corrected then turn the power supply off and back on Overtemperature If the overtemperature protection circuit trips the power supply will be disabled and the OT indicator turned on The overtemperature circuit will reset automatically and the power supply output will be restored when the temperature drops sufficiently for safe operation AC Line Over Under Voltage If the
64. ting instructions Any LEDs used in this product are Class 1 LEDs as per IEC 825 1 ENVIRONMENTAL CONDITIONS This instrument is intended for indoor use in an installation category II pollution degree 2 environment It is designed to operate at a maximum relative humidity of 95 and at altitudes of up to 2000 meters Refer to the specifications tables for the ac mains voltage requirements and ambient operating temperature range BEFORE APPLYING POWER Verify that the product is set to match the available line voltage the correct fuse is installed and all safety precautions are taken Note the instrument s external markings described under Safety Symbols GROUND THE INSTRUMENT To minimize shock hazard the instrument chassis and cabinet must be connected to an electrical ground The instrument must be connected to the ac power supply mains through a three conductor power cable with the third wire firmly connected to an electrical ground safety ground at the power outlet For instruments designed to be hard wired to the ac power lines supply mains connect the protective earth terminal to a protective conductor before any other connection is made Any interruption of the protective grounding conductor or disconnection of the protective earth terminal will cause a potential shock hazard that could result in personal injury If the instrument is to be energized via an external autotransformer for voltage reduction be certain that the autotra
65. urces supply 1 25 mA currents through the programming resistors to create programming voltages for the power supply A resistance of 0 to 4 K ohms will program the output voltage or current from 0 to full scale A variable resistor can control the output over its entire range Or a variable resistor connected in series and or parallel with a fixed resistor can have its control restricted to a limited portion of the output range Alternatively a switch can be used to select fixed values of programming resistance to obtain a set of discrete voltages or currents Note The switching configuration used may require make before break contacts to avoid producing the output voltage transients caused by momentarily opening the programming terminals To maintain the temperature and stability specifications of the power supply any resistors used for programming must be stable low noise resistors with a temperature coefficient of less than 25ppm per C and a power rating of at least 1 2 watt Both voltage and current outputs can also be controlled by a voltage source A voltage of 0 to 5 volts programs the output voltage or current from zero to full scale Voltage sources of more than 5 volts can be scaled down to the proper range The following paragraphs discuss in greater detail the methods of remotely programming the output voltage or current using either a resistance or voltage input Whichever method is used the wires connecting the programming devi
66. ut lead at the factory Check that the rear panel label indicates that the unit is set for the mains input voltage to be used If not refer to Line Voltage Conversion in chapter 2 Plug the unit into the appropriate ac power outlet Turn the Voltage control all the way down fully counter clockwise and the Current control up slightly clockwise to ensure CV operation Check that the recessed OVP ADJUST control on the front panel is fully clockwise Press the top of the LINE rocker switch in to turn the power supply on You should hear the fan Check that the CV indicator remains on The VOLTS and AMPS displays should indicate approximately 0 00 Press the momentary contact DISPLAY OVP pushbutton switch and check that VOLTS display indicates maximum OVP for the power supply Press the DISPLAY SETTINGS switch Turn the CURRENT knob clockwise and check that the AMP setting increases The CV indicator should be on and the CC indicator should be off Turn the VOLTAGE control clockwise and check that the output voltage increases from zero to full output voltage as indicated on VOLTS display Continued clockwise rotation may cause VOLTS display to indicate OL Check the overvoltage protection circuit by turning OVP ADJUST control counterclockwise until OVP circuit trips Output should drop to 0 V CV indicator turns off and OV indicator turn on Reset the OVP circuits by turning OVP ADJUST control fully clockwise and turning unit of
67. ve Sh tdowi Ce e D EN Seen DER e RE 30 Operating Modes s ana r Errea arrea araa sscasteh seuss aT n E ESERSE E EEEa IEEE EE s EES 31 leier Ee EE 31 Constant Voltage Operation SEENEN EENS aaron 33 Constant Current Operas 34 Remote Voltage Sensing cuore EES rert rE TEE T EEEa E EEEE EEE ETE EEE EE EE E GEN 34 Analog PEO STAMIME Eeer S E E Eed iisas sede 36 Constant Voltage Output Resistance Control 36 Constant Voltage Output Voltage Control 37 Constant Current Output Resistance Control 38 Constant Current Output Voltage Control 39 Multiple Supply Operation 39 Auto Parallel Operation s u RT 39 Senes Operation ii tia 40 Montor Signals enee EE REENEN a di 41 100 VAC Input Power Option 100 General Informations u asnasan a Ed A a uushapa usuka 43 Descrip dE EE EEN EEN 43 Scope of Appendix EE 43 Using Appendix E 43 Section 1 Manual Chan pes cui EENEG 43 Section 2 Manual Changes srono EE Ee haah ia ee een 43 Section 3 Manual Changes naa Sanayi E EEEE En N EEE yt 44 EE 45 General Information Introduction This manual contains specifications installation instructions and operating instructions for DC Power Supply Models Agilent6010A 6011A 6012B 6015A 6023A and 6028A Refer to Related Documents for other information concerning these products Description These power supplies are autoranging supplies Autoranging allows the power supply to deliver full output power over a higher voltage and curren
68. vice manual for your specific model and in the DC Power Supply Handbook Application Note 90B Agilent part number 5952 4020 II grimai 60104 DC POWER SUPPLY 0 290 70 17A 1000W E JAHE HAA UNREGULATED 6010A 6011A 6012B 6015A TES 7 Biest 6028A Dc POwER SUPPLY o 60v 0 oA 200w voLrs ans HEA 888 y DISPLAY DISPLAY d BW BR J LATED ou BH 0 O o 6023A 6028A Figure 3 1 Front Panel Controls and Indicators Operating Instructions 25 _ Table 3 1 Controls and Indicators Number Controls Indicators Description Page 1 LINE Switch Pressing at the top of the switch applies ac mains voltage to the units 27 bias and power circuits Unit is operational approximately 3 seconds after power on 2 VOLTAGE CONTROL Clockwise rotation increases the output voltage O to full scale Vdc 27 3 CURRENT CONTROL Clockwise rotation increases the output current O to full scale Adc 27 4 OVP ADJUST The recessed single turn screwdriver control sets the overvoltage 30 protection trip voltage 5 Voltage Display A 3 1 2 digit display with automatically positioned decimal point 27 that can indicate output voltage output voltage setting or overvoltage shutdown setting During an error condition the output may exceed the display range and the display
69. wer limit calibration given in the Service Manual If the power limit is calibrated correctly but the unit still does not provide the required output then the power supply is not receiving adequate ac line input Repackaging for Shipment To insure safe shipment of the instrument it is recommended that the package designed for the instrument be used The original packaging material is reusable If it is not available contact your local Agilent Technologies Sales and Support office to obtain the materials This office will also furnish the address of the nearest service office to which the instrument can be shipped Be sure to attach a tag to the instrument specifying the owner model number full serial number and service required or a brief description of the trouble Installation 23 Rear Panel Screw Sizes and Part Numbers Refer to the following list if you need to replace any of the rear panel connection hardware Agilent Models 6010A 6011A 6012B and 6015A Item ac input cover ac input cover screws ac input barrier block ac input barrier block screws dc output cover dc output cover screws control signal barrier block sense barrier block barrier block screws output bus bar screws output bus bar sense screws red black sense wires Agilent Model 6023A and 6033A Item barrier block cover control signal barrier block sense barrier block barrier block screws dc output cover dc output cover screws output buss ba

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