Page 2 - SAFETY SUMMARY
1-2 SAFETY SUMMARY The following general safety precautions must be observed during all phases of operation, service, and repair of this instrument. Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards of design, manufacture, and inten...
Page 3 - Table of Contents
1-3 Table of Contents SAFETY SUMMARY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1...
Page 4 - GENERAL INFORMATION
1-4 GENERAL INFORMATION INTRODUCTION This manual describes all models in the Agilent E361xA 60WBench Power Supply family and unless stated otherwise, theinformation in this manual applies to all models. SAFETY REQUIREMENTS This product is a Safety Class I instrument, which meansthat it is provided w...
Page 5 - SPECIFICATIONS
1-5 be grounded or the power supply can be operated float-ing at up to a maximum of 240 Volts off ground. Total out-put voltage to ground must not exceed 240 Vdc. LINE FUSELine Voltage Fuse Agilent Part No.100/115 Vac 2.0 AT 2110-0702230 Vac 1.0 AT 2110-0457 SPECIFICATIONS Detailed specifications fo...
Page 6 - Full load No load; DC ISOLATION; INSTALLATION; INITIAL INSPECTION; Figure 1. Outline Diagram; INPUT POWER REQUIREMENTS
1-6 Table 1. Specifications and Operating Characteristics (Cont’d) *REMOTE PROGRAMMING SPEED Maximum time required for output voltage to change from initialvalue to within a tolerance band (0.1%) of the newly programmedvalue following the onset of a step change in the programminginput voltage. Full ...
Page 7 - Power Cord; OPERATING INSTRUCTIONS; INTRODUCTION; Figure 3. Front-Panel Controls and Indicators; LINE Switch: Pressing this switch turns the supply on, or off.; TURN-ON CHECKOUT PROCEDURE; On Checkout
1-7 e. Replace the cover and mark the supply clearly with a tag or label indicating the correct line voltage and fuse that is in use. Figure 2. Line Voltage Selector (set for 115 Vac) Power Cord To protect operating personnel, the instrument should begrounded. This instrument is equipped with a thre...
Page 8 - OPERATING MODES; LOCAL OPERATING MODE; Constant Voltage Operaton; CONNECTING LOADS
1-8 that the current limit value can be set from zero to maximum rated value. OPERATING MODES The setting of the rear panel switch determines the operatingmodes of the power supply. The local operating mode is set sothe power supply senses the output voltage directly at the outputterminals (local se...
Page 9 - REMOTE OPERATING MODES; Remote Voltage Sensing; Figure 5. Remote Voltage Sensing; Remote Analog Voltage Programming
1-9 REMOTE OPERATING MODES Remote operating modes discussed below are remote voltagesensing and remote voltage programming. You can set up the unitfor remote operating modes by changing the settings of the rearpanel switch and connecting the leads from the rear panel termi-nals to the load or the ex...
Page 10 - MULTIPLE-SUPPLY OPERATION; NORMAL PARALLEL OPERATION; Figure 8. Normal Parallel Operation of Two Supplies; AUTO-PARALLEL OPERATION
1-10 ply above 100% rated output. Limit your programming voltage to 10 Vdc. Remote Programming Connections. Remote programmingrequires changing settings of the switch and connecting externalvoltages to + and - terminals of "CV" or "CC" on the rear panel.Any noise picked up on the pro...
Page 11 - Figure 9. Auto-Parallel Operation of Two Supplies; Figure 10. Auto-Parallel Operation of Three Supplies; NORMAL SERIES OPERATION; Figure 11. Normal Series Operation of Two Supplies
1-11 Setting Voltage and Current. Turn the slave unit's CURRENTcontrol fully clockwise. Adjust the master unit's controls to set thedesired output voltage and current. The master supply operatesin a completely normal fashion and may be set up for either con-stant voltage or constant current operatio...
Page 12 - AUTO-SERIES OPERATION; Total output voltage to ground must not exceed 240 Vdc.; It is recommended to connect a 0.1; Figure 12. Auto-Series Operation of Two Supplies
1-12 AUTO-SERIES OPERATION Auto-series operation permits equal or proportional voltagesharing, and allows control of output voltage from one masterunit. The voltage of the slaves is determined by the setting ofthe front panel VOLTAGE control on the master and voltagedivider resistor. The master unit...
Page 13 - AUTO-TRACKING OPERATON; Figure 14. Auto-Tracking Operation of Two Supplies
1-13 Remote Sensing. To remote sense with auto-series operation,set SENSE switch of the master unit and set SENSE switch of theslave unit to remote. Remote Analog Voltage Programming. To remote analog pro-gram with auto-series operation, connect program (external) volt-ages to the "CV" or &#...
Page 14 - LOAD CONSIDERATIONS; PULSE LOADING; Figure 16. Reverse Current Loading Solution; OUTPUT CAPACITANCE; Figure 17. Recommended Protection Circuit for
1-14 LOAD CONSIDERATIONS This section provides information on operating your supply withvarious types of loads connected to its output. PULSE LOADING The power supply will automatically cross over from constant-voltage to constant current operation in response to an increase(over the preset limit) i...
Page 15 - SERVICE INFORMATION; PRINCIPLES OF OPERATION
A-1 SERVICE INFORMATION Figure A-1. Block Diagram PRINCIPLES OF OPERATION (Block Diagram Overview) Throughout this discussion, refer to both the block diagram ofFigure A-1 and the schematic diagrams at the rear of themanual. The input ac line voltage is first applied to the prereg-ulator which opera...
Page 16 - MAINTENANCE; Test Equipment Required
A-2 series pass transistors. Whenever the output voltage is belowthe sloping V1 line, the control circuit inhibits four SCRs andthe input capacitors charge to a voltage determined by N1.Figure A-2 indicates the windings that are connected as aresult of the other voltage decisions. Figure A-2. Output...
Page 17 - PERFORMANCE TESTS; Measurement Techniques; Figure A-3. Current Monitoring Resistor Connections
A-3 a. Perform turn-on checkout procedure given in page 1-7. b. Perform the CV and CC Load Regulation perfor-mance tests given in the following paragraphs respectively. PERFORMANCE TESTS The following paragraphs provide test procedures for verify-ing the power supply's compliance with the specificat...
Page 18 - Load Transient Response Time
A-4 CONSTANT VOLTAGE (CV) TESTS CV Setup. For all CV tests set the output current at full ratedoutput to assure CV operation. The onset of constant currentcan cause a drop in output voltage, increased ripple, andother performance changes not properly ascribed to the con-stant voltage operation of th...
Page 19 - Figure A-5. Load Transient Response Time Waveform; Figure A-6. CV PARD RMS Measurement Test Setup
A-5 Figure A-5. Load Transient Response Time Waveform PARD(Ripple and Noise) Definition: PARD is the Periodic and Random Deviation ofthe dc output voltage from its average value, over a specifiedbandwidth and with all other parameters maintained constant.Constant voltage PARD is measured in the root...
Page 20 - Setup
A-6 a. Connect the test equipment as shown in Figure A-7. b. Turn the supply's power on and turn CURRENT con-trol fully clockwise. c. Turn up output voltage to the full rated value. Check that the supply's CV indicator remains lighted. Reduce VOLTAGE control if not lighted. d. Set the oscilloscope t...
Page 21 - Figure A-8. CC PARD RMS Measurement Test Setup
A-7 e. Record output voltage across Rs and convert it to current by dividing this voltage by Rs. f. Adjust autotransformer to the high line voltage (127 Vac for nominal 115 Vac, 110 Vac for nominal 100 Vac, and 253 Vac for nominal 230 Vac). g. When the reading settles, record the voltage across Rs a...
Page 22 - Ammeter and CC Set Calibration; Voltmeter and OVP Set Calibration; TROUBLESHOOTING; Overall Troubleshooting Procedure
A-8 Ammeter and CC Set Calibration To calibrate ammeter and CC set, proceed as follows: a. Connect test setup on Figure A-9. b. Turn VOLTAGE and CURRENT control fully clock-wise. c. Turn on the supply and to calibrate ammeter adjust R5 on the display board until front panel AMPS dis-play reads exact...
Page 23 - Overvoltage Protection Circuit Troubles
A-9 After the trouble has been isolated to one of the feedbackloops, troubleshooting can proceed as described in Tables A-4, A-5, or A-6. Series Regulating Feedback Loop. When troubleshootingthe series regulating loop, it is useful to open the loop sincemeasurements made anywhere within a closed loo...
Page 26 - REPLACEABLE PARTS
A-12 REPLACEABLE PARTS INTRODUCTION This section contains information for ordering replacementparts. Table A-10 lists parts by reference designators and pro-vides the following information: a. Reference designators. Refer to Table A-8. b. Agilent Technologies Part Number. c. Total quantity used in t...
Page 38 - Manual Supplement; This supplement updates the following document:
Manual Supplement Supplement Agilent Part Number : 5959-5336, Edition 4 Supplement Print Date : 14 April, 2000 This supplement updates the following document: Agilent E361XA 60W Series Lab Bench DC Power Supplies Manual Agilent Part Number : 5959-5310 What is a manual supplement? A manual supplement...
Page 39 - N O T E; Constant Voltage Mode; Programming Voltage Common to the Plus output; Set the CV switch down on the rear panel, and all others up.; Model
1-10-1 Voltage and Current Programming of the E3614A/15A/16A/17A with a Voltage and Current Source Remote analog voltage programming permits control of the regulated output voltage or current by means of a remotely varied voltage or current. The stability of the programming voltages directly affects...
Page 40 - Alternative Voltage Programming Using Resistors; Programming Voltage Common to the Plus Output
1-10-2 Programming Voltage Common to the Minus Output Figure 2 Set the CV switch down on the rear panel, and all others up. V in = 1/A x V out V out = A x V in Where V out is the power supply output voltage. V in is the programming voltage. A is the gain factor and the values of each model are as be...
Page 41 - F capacitor
1-10-3 Programming Voltage Common to the Minus Output Figure 4 The output will always be the same or less than the programming voltage. The M/S2 switch must be in the down position. For best results, place a 0.1 µ F capacitor in parallel with R2. V in = (R1 R2) / R2 x V out V out = R2 / R1+R2) x V i...
Page 42 - Constant Current Mode; Constant Current with Voltage Programming; Set the CC switch down the rear panel, and all others up.; Constant Current with Current Programming
1-10-4 Constant Current Mode The E3614A/15A/16A/17A may be programmed for constant current with an analog voltage or current. Constant current with analog voltage programming can only be achieved with a voltage source that is common with the positive output terminal. Constant Current with Voltage Pr...
Page 43 - Figure 6; Set the CC switch down, and all others up.; Current Monitoring
1-10-5 Figure 6 Set the CC switch down, and all others up. I in = 1/A x I out I out = A x V in Where I out is the power supply output current in amps. I in is the programming current in µ amps. A is the gain. Programming currents can be increased by adding a resistor across the CC+ and CC-. A 10 vol...
Page 44 - Remote Resistor Programming Connections; Figure 7; is the power supply output voltage.
1-10-6 Voltage and Current Programming of the E3614A/15A/16A/17A with Resistors Remote programming with resistors permits control of the regulated output or current by means of a remotely varied resistor. The sum of the resistance of external programming resistors (R1 + R2) should be more than 40 ko...
Page 45 - Remote Resistor Programming, Constant Current; Figure 8; Set the CC switch down on the rear panel, and all others up.; is the power supply output current.
1-10-7 Remote Resistor Programming, Constant Current Figure 8 Set the CC switch down on the rear panel, and all others up. I out = A x [V REF x {R/(R + R2 + 100)}] Where I out is the power supply output current. A is the gain factor and the values of each model are as below. V REF is between 10.11 V...
Page 46 - For consumer; EXCLUSIVE REMEDIES
CERTIFICATION Agilent Technologies certifies that this product met its published specifications at time of shipment from the factory. AgilentTechnologies further certifies that its calibration measurements are traceable to the United States National Institute of Stan-dards and Technology (formerly N...
Page 47 - DECLARATION OF CONFORMITY; According to ISO/IEC Guide 22 and CEN/CENELEC EN 45014; This declaration covers all options of the above product(s).; Date; Bill Darcy / Regulations Manager
DECLARATION OF CONFORMITY According to ISO/IEC Guide 22 and CEN/CENELEC EN 45014 Manufacturer’s Name: Manufacturer’s Address: Agilent Technologies, Inc. Power Products PGU 140 Green Pond Road Rockaway, New Jersey 07866 U.S.A Declares, that the product: Product Name: a) Single Output dc Power Supply ...
