hp e361xa 30w bench series dc power supplies operating manual
Contents
1. Indicate earth ground terminal The WARNING sign denotes a hazard It calls attention to a proce dure practice or the like which if not correctly performed or adhered to could result inpersonal injury Do not proceed beyond a WARNING sign until the indicated conditions are fully understood and met WARNING The CAUTION sign denotes a haz ard It calls attention to an operating procedure or the like which if not correctly performed or adhered to could result in damage to or destruc tion of part or all of the product Do not proceed beyond CAUTION sign until the indicated conditions are fully understood and met CAUTION The front panel VOLTAGE control can be used to establish the voltage limit when the supply is used as a constant cur rent source and the CURRENT control can be used to estab lish the output current limit when the supply is used as a constant voltage source The CC SET push button allows the current limit value to be conveniently set using the CURRENT control without shorting the output The front panel includes a digital voltmeter ammeter A 3 1 2 digit E3611A 3 digit voltage display and 3 digit current dis play accurately show the output voltage and current respec tively The output ratings for each model are shown in the Specifications Table Specifications and Supplemental Characteristics INPUT 115 Vac 10 47 63 Hz 0 8 A 70 W 100 10 47 63 Hz 0 8 A 70 W 230 Vac2. should this instrument be operated without an adequate cabi net ground connection The power supply was shipped with a power cord for the type of outlet used at your location If the appropriate cord was not included contact your nearest HP Sales Office to obtain the correct cord 05 HEWLETT E3610A EA PACKARD POWER SUPPLY AMPS 0 8V 3A 0 WN 2A 55H 178 ae OUTPUT UNE RANGE 1 gu Bu a OFF 240 MAX TO 1 777 p 5 r Figure 2 FRONT PANEL CONTROLS AND INDICATORS OPERATION Turn On Checkout Procedure The following checkout procedure describes the use of the front panel controls and indicators illustrated in Figure 2 and ensures that the supply is operational a Push LINE button to ON b Set RANGE push button to desired range c Turn VOLTAGE control fully counter clockwise to ensure that output decreases to 0 Vdc than fully clockwise to ensure that output voltage increases to the maximum out put voltage d While depressing CC SET push button turn the CUR RENT control fully counter clockwise and than fully clock wise to ensure that the current limit value can be set from zero to maximum rated value e Connect load to output terminals Shock Hazard Disconnect ac power before making output terminal connections Constant Voltage Operation To set up a power supply for a constant voltage operation proceed as follows
3. 1096 47 63 Hz 0 4 A 70 W OUTPUT E3610A 0to 8 V 0 to 3 A or 0 to 15 V 0to2A E3611A to 20 V 0 to 1 5 A or 0 to 35 V 0 to 0 85 E3612A 0 to 60 V 0 to 0 5 A or 0 to 120 to 0 25A LOAD REGULATION Constant Voltage Less than 0 01 plus 2 mV for a full load to no load change in output current Constant Current Less than 0 01 plus 1 mA for a zero to maximum change in output voltage LINE REGULATION Constant Voltage Less than 0 0196 plus 2 mV for any line voltage change within the input rating Constant Current Less than 0 0196 plus 1 mA for any line voltage change within the input rating RIPPLE AND NOISE Constant Voltage Less than 200 uV rms and 2 mV peak to peak 20 Hz 20 MHz Constant Current Less than 200 uA rms and 1 mA peak to peak 20 Hz 20 MHz TEMPERATURE RANGE 0 to 40 for full rated output Derate current 1 per degree C between 40 C 55 C TEMPERATURE COEFFICIENT Constant Voltage Less than 0 02 plus 1 mV per degree C Constant Current Less than 0 0296 plus 2 mA per degree C TRANSIENT RESPONSE TIME Less than 50 usec for output recovery to within 10 mV follow ing a change in output current from full load to half load or vice versa ISOLATION 240 Vdc OUTPUT DRIFT Constant Voltage Less than 0 196 plus 5 mV total drift for 8 hours after an initial warm up of 30 min utes Constant Current Less than 0 196 plus 10 mA total drift for 8 hours after an initial
4. LA oca HP E361XA 30W BENCH SERIES DC POWER SUPPLIES OPERATING MANUAL FOR MODELS HP E3610A Serials KR83020046 and above HP E3611A Serials KR83013830 and above HP E3612A Serials KR83006181 and above Manual Part No 5959 5304 August 1999 Microfiche Part No 5959 5307 Edition 5 Table of Contents SAFETY SUMMARY suem 8 RR IRR ee aa Rie UE m re RUE RUE EUR 1 2 GENERAL INFORMATION ssssseeeeeeeee ee e hrs 1 2 Description zac sisi e utum I eia ei Eu a ELE Pb EA A Rede nicae teta 1 2 Options ak ay ee ee Os dette REV d um 1 4 Instrument Identification ml 1 4 INSTAELATION a se eue Mu eere eue erect mace a E ER e eges 1 4 Inspection seen ae ak rur hane tous Be Cee desea tee NUM eges fer try 1 4 Location and Cooling ee een een 1 4 Input Power Requirements ee tee hn 1 4 Power Cord dcs spes He Dekret 1 4 OPERATION tr a metes ente etd nu aman ee dele 1 5 Turn On Checkout 1 5 Constant Voltage Operation 1 5 Constant Current Operation 2 22 000 ccc ene 1 5 Connecting v ied ew b EV e ee RS 1 5 Operation Beyond Rated 1 5 Pulse Loadin
5. a Turn on power supply and adjust 10 turn VOLTAGE con trol for desired output voltage output terminals open CV LED should light b While depressing CC SET push button adjust 10 turn CURRENT control for maximum output current allow able current limit During actual operation if a load change causes the current limit to be exceeded the power supply will automatically crossover to constant cur rent mode and output voltage will drop proportionately Constant Current Operation To set up a power supply for a constant current operation proceed as follows a Turn CURRENT control fully counter clockwise to ensure that output decreases to 0 A and than turn on power sup ply b Adjust VOLTAGE control no load connected for maxi mum output voltage allowable voltage limit as deter mined by load conditions During actual operation if a load change causes the voltage limit to be exceeded the power supply will automatically cross over to constant voltage operation at the preset voltage limit and output current will drop proportionately c Adjust CURRENT control for desired output current while depressing CC SET button CC LED will not light until the supply is loaded Connecting Loads The output of the supply is isolated from earth ground Either output terminal may be grounded or the output can be floated up to 240 volts off ground Each load should be connected to the power supply output terminals using separate pairs of conne
6. bility 1 6 but will decrease the safety provided by the current limiting circuit A high current pulse may damage load components before the average output current is large enough to cause the current limiting circuit to operate Reverse Current Loading Active loads connected to the power supply may actually deliver a reverse current to the power supply during a portion of its operating cycle An external source can not be allowed to pump current into the supply without loss of regulation and possible damage to the output capacitor To avoid these effects it is necessary to preload the supply with dummy load resistor so that the power supply delivers current through the entire operating cycle of the load devices DECLARATION OF CONFORMITY according to ISO IEC Guide 22 and EN 45014 Manufacturer s Name Hewlett Packard Company Korea Instrument Operation Manufacturer s Address 345 15 Kasan dong Kumchon ku Seoul 153 023 Korea declares the product Product Name Lab Bench DC Power Supply Model Number HP E3610A E3611A and E3612A Product Options All Options conforms to the following Product Specifications Safety IEC 1010 1 1990 EN 61010 1 1993 EMC CISPR 11 1990 EN 55011 1991 Group 1 Class A IEC 801 2 1991 EN 50082 1 1992 4 kV CD 8 kV AD IEC 801 3 1984 EN 50082 1 1992 3 V m IEC 801 4 1988 EN 50082 1 1992 1 kV Power Lines 0 5 kV Signal Lines Supplementary Information The product herewith co
7. cting wires This will minimize mutual coupling effects between loads and will retain full advantage of the low output impedance of the power supply Each pair of connecting wires should be as short as possible and twisted or shielded to reduce noise pickup If a shield is used connect one end to the power sup ply ground terminal and leave the other end unconnected Operation Beyond Rated Output The output controls can adjust the voltage or current to values above up to 596 the rated output as indicated on the front panel display Although the supply can be operated in the 596 overrange region without being damaged it can not be guar anteed to meet all of its performance specifications in this region Pulse Loading Considerations The power supply will automatically cross over from constant voltage to constant current operation in response to an increase over the preset limit in the output current Although the preset limit may be set higher than the average output current high peak currents as occur in pulse loading may exceed the preset current limit and cause crossover to occur If this crossover limiting is not desired set the preset limit for the peak requirement and not the average Capacitive Loads An internal capacitor across the output terminals of the power supply helps to supply high current pulses of short duration during constant voltage operation Any capacitance added externally will improve the pulse current capa
8. cts resulting from improper or inadequate maintenance by the Customer Cus tomer supplied software or interfacing unauthorized modification or misuse operation outside of the environmental specifica tions for the product or improper site preparation and maintenance TO THE EXTENT ALLOWED BY LOCAL LAW NO OTHER WARRANTY IS EXPRESSED OR IMPLIED AND HP SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE For consumer transactions in Australia and New Zealand The warranty terms contained in this statement except to the extent lawfully permitted do not exclude restrict or modify and are in addition to the mandatory rights applicable to the sale of this product to you EXCLUSIVE REMEDIES TO THE EXTENT ALLOWED BY LOCAL LAW THE REMEDIES PROVIDED HEREIN ARE THE CUSTOMER S SOLE AND EXCLUSIVE REMEDIES HP SHALL NOT BE LIABLE FOR ANY DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSE QUENTIAL 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 Hewlett Packard Sales and Service office for further information on HP s full line of Support Programs
9. e warranted not to fail to execute their programming instructions due to defects in material and workmanship for a period of 90 days from date of delivery During the warranty period either HP or Hewlett Packard Company will at its option either repair or replace products which prove to be defective HP does not war rant that operation 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 HP Return to Englewood Colorado Service Center for repair in United States 1 800 258 5165 Customer shall prepay ship ping charges by and shall pay all duty and taxes for products returned to HP for warranty service Except for the products returned to Customer from another country HP shall pay for return of products to Customer Warranty services outside the country of initial purchase are included in HP s product price only if Customer pays HP interna tional prices defined as destination local currency price or U S or Geneva Export price If HP 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 HP The warranty period begins on the date of delivery or on the date of installation if installed by HP LIMITATION OF WARRANTY The foregoing warranty shall not apply to defe
10. g Considerations rennen nen 1 6 Capacitive Loads as scade e eS Li tua e EE REESE iS 1 6 Reverse Current Loading eee nenn 1 6 SERVICE INFORMATION RR hh hh nne A 1 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 intended use of the instrument Hewlett Packard Company assumes no liability for the customer s failure to comply with these requirements Before Applying Power Verify that the product is set to match the available line voltage Ground The Instrument This product is a Safety Class instrument provided with a protective earth terminal 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 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 autot
11. g is employed WEIGHT 8 4 1bs 3 8 Kg net 9 3 Ibs 4 2 Kg shipping NOTE SUPPLEMENTAL CHARACTERISTICS 88 1 mm 2692 mm 3 469 in 10 591 in 3184 mm 12 534 in Figure 1 OUTLINE DIAGRAM Options The following factory installed options are available with this instrument Option Description OE3 Input Power 230 Vac 10 47 63 Hz Single Phase OE9 Input Power 100 Vac 10 47 63 Hz Single Phase Instrument Identification Hewlett Packard power supplies are identified by one serial number The letter KR designates Korea as the country of manufacture the first digit indicates the year 1 91 2 92 etc the second two digits indicate the week and the last five digits of the serial number are a different sequential number assigned to each power supply If the serial number on your instrument does not agree with those on the title page of this manual a yellow change sheet may be included if a design change has affected the contents of this manual INSTALLATION Inspection When you receive your power supply inspect it for any obvi ous damage that may have occurred during shipment If there is damage notify the carrier and the nearest HP Sales Office immediately Warranty information is printed on the inside front cover of this manual Save the shipping carton and packing materials in case the supp
12. ly has to be returned to Hewlett Packard in the future If you return the supply for ser vice attach a tag identifying the owner and model number Also include e brief description of the problem The Turn On Checkout Procedure in this manual can be used as an incoming inspection check to verify that the sup ply is operational See the appendix for tests that verify the supply s specifications Location And Cooling Figure 1 shows the outline shape and dimensions of the unit It is shipped ready for bench operation after connection to an ac power source The supply is air cooled Sufficient space should be allotted so that a free flow of cooling air can reach the rear of the instrument when it is in operation It should be used in an area where the ambient temperature does not exceed 40 degrees C The current derates 1 per degree C between 40 C 55 C Input Power Requirements Depending on the line voltage option ordered the supply is ready to be operated from one of the power sources listed in the Specification Table The input voltage range and the input current and power at high line voltage and full load is listed for each option Power Cord This instrument is equipped with a three conductor power cable The third conductor is the ground conductor and when the cable is plugged into an appropriate receptacle the instrument is grounded The offset pin on the power cable three prong connector is the ground connection In no event
13. mplies with the requirements of the Low Voltage Directive 73 23 EEC and the EMC Directive 89 336 EEC inclusive 93 68 EEC and carries the CE mark accordingly The product was tested in a typical configuration with Hewlett Packard Test Systems Seoul Korea October 23 1996 Young Sook Lee Quality Manager European Contact Your local Hewlett Packard Sales and Service Office or Hewlett Packard GmbH Department ZQ Standards Europe Herrenberger Stra e 130 D 71034 B bligen FAX 49 7031 143143 HEWLETT PACKARD Herstellerbescheinigung Hiermit wird bescheinigt da das Ger t System HP E3610A E3611A E3612A in bereinstimmung mit den Bestimmungen von Postverf gung 1046 84 funkentst rt ist Der Deutschen Bundespost wurde das Inverkehrbringen dieses Ger tes Systems angezeigt und die Berechtigung zur berpr fung der Serie auf Einhaltung der Bestimmungen einger umt Zusatzinformation fur Me und Testger te Werden MeB und Testger te mit ungeschirmten Kabeln und oder in offenen Me aufbauten verwendet so ist vom Betreiber sicherzustellen da die Funk Entst rbestimmungen unter Betriebsbedingungen an seiner Grundst cksgrenze eingehalten werden Manufacturer s declaration This is to certify that the equipments HP E3610A E3611A E3612A are in accordance with the Radio Interference Requirements of Directive FTZ 1046 84 The German Bundespost was notified that this equipment was put into circulati
14. on the right to check the series for compliance with the requirements was granted Additional Information for Test and Measurement Equipment If Test and Measurement Equipment is operated with unscreened cables and or used for measurements on open set up the user has to assure that under operating conditions the Radio Interference Limits are still met at the border of his premises Operating instructions in the following languages appear on the pages indicated below ENGLISH PAGE 1 1 KOREAN PAGE 2 1 GERMAN PAGE 3 1 FRENCH PAGE 4 1 SPANISH PAGE 5 1 ITALIAN PAGE 6 1 JAPANESE PAGE 7 1 CHINESE PAGE 8 1 SERVICE PAGE A 1 O HEWLETT PACKARD CERTIFICATION Hewlett Packard HP Company certifies that this product met its published specifications at time of shipment from the fac tory Hewlett Packard further certifies that its calibration measurements are traceable to the United States National Institute of Standards and Technology formerly National Bureau of Standards to the extent allowed by that organization s calibration facility and to the calibration facilities of other International Standards Organization members WARRANTY This Hewlett Packard hardware product is warranted against defects in material and workmanship for a period of three years from date of delivery HP software and firmware products which are designated by HP for use with a hardware product and when properly installed on that hardware product ar
15. ransformer for voltage reduc tion be certain that the autotransformer common terminal is connected to the neutral earthed pole of the ac power lines supply mains Do Not Operate In An Explosive Atmosphere Do not operate the instrument in the presence of flammable gases or fumes GENERAL INFORMATION Description This operating and service manual covers three dual range HP power supplies E3610A E3611A and E3612A All mod els are compact general purpose bench supplies that are particularly useful for powering developmental IC circuits both linear and digital Unless stated otherwise all informa tion in this manual applies equally to all three models The desired output range is selected by the front panel RANGE push button The output can be continuously adjusted for volt age and current throughout either output range 1 2 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 compo nents with power cable connected Under certain conditions dangerous voltages may exist even with the power cable removed To avoid injuries always disconnect power dis charge circuits and remove external voltage sources before touching components SAFETY SYMBOLS Instruction manual symbol the product will be marked with this symbol when it is necessary for the user to refer to the instruction manual
16. warm up of 30 min utes METER ACCURACY 0 5 2 counts at 25 5 OVERLOAD PROTECTION A continuously acting constant current circuit protects the power supply for all overloads including a direct short placed across the terminals The constant voltage circuit limits the 1 3 output voltage in constant current operation OUTPUT TERMINALS Three output terminals are provided on the front panel They are isolated from the chassis and either the positive or nega tive terminal may be connected to the ground terminal OUTPUT CHARACTERISTICS Pour MAX 30 Watts Current NOTE Output voltages higher than Vo are possible at low current when the high current range is selected E3610A Vo 15 V Vo2 8 V 10 22A 02 E3611A Vg4 35 V Vg 20V 194 0 85 A l 2 1 5 A E3612A Vo 120 V Vg2 60V Ig 0 25 A l 2 0 5 A METER RESOLUTION Voltage E3610A 10 mV E3611A 100 mV E3612A 100 mV Current E3610A 10 mA E3611A 10 E3612A 1 DOWN PROGRAMMING SPEED Maximum time for out put voltage to change between 100 to 0 196 of maximum rated output voltage at NO LOAD condition E3610A maximum 2 5 sec E3611A maximum 1 0 sec E3612A maximum 1 5 sec RESOLUTION Minimum output voltage or current change that can be obtained using panel controls E3610A Voltage 10 mv Current 5 mA E3611A Voltage 10 mV Current 5 mA E3612A Voltage 100 mV Current 0 5 mA COOLING Convection coolin
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