Agilent Technologies N5700 инструкция обслуживания

A A A A Agilent Technologies System DC Power Supply Series N570 0 Us er’ s Gu ide[...]

2 Serie s N5700 User’s Gui de Legal Notices © Agilent Techn ologies, I nc. 2004 - 2006 No part of this document ma y be photocop ied, repr oduced, or trans lated to another languag e without the pr ior agreement a nd written co nsent of A gilent Techn ologies, Inc. as go verne d by Un ited States and in ternational co pyright laws. Warranty The [...]

Serie s N5700 User’s Gui de 3 Safety Notices The fo llowing general safe ty precautio ns must be o bserved durin g all phase s of operation of th is instrument. Failure to comply w ith these precauti ons or w ith specific warn ings or instruc tions elsewher e in this manua l violates saf ety standards of de sign, man ufactu re, and intended use o[...]

4 Serie s N5700 User’s Gui de In this Book This User ’s Manual con tains the operating ins tructions , installat ion inst ructions, and specif ications of the Agil ent Technologies Series N5700 750W and 1500W System DC Power Supplies. Specific chapte rs in thi s m anual co ntain the fo llowing informati on:  Quick Referen ce – Chapter 1 is[...]

Serie s N5700 User’s Gui de 5 Contents 1 Quick R eference The Agilent N5 700 DC Powe r Supplies – At a Glance ................................. 8 The Front Pa nel - At a Gl ance......................................................................... 10 The Rear Pane l – At a Glanc e ...........................................................[...]

6 Serie s N5700 User’s Gui de 6 Programming Exampl es Output Programm ing Examp le ........................................................................ 82 Trigger Pro gramming Examp le........................................................................ 84 Appendix A Spec ification s Performance Specificat ions ............................[...]

Serie s N5700 User’s Gui de 7 1 Quick Reference The Agilen t N5700 DC Power Sup plies – At a Glance ................................. 8 The Front Pa nel - At a Glanc e ......................................................................... 10 The Rear Panel – At a G lance .....................................................................[...]

1 Quick Referenc e 8 Serie s N5700 User’s Gui de The Agilent N5700 DC Power Supplies – At a Glance The Agilent Technologies Series N 5700 System DC Power Suppl ies are general-purpos e, 1U (r ack unit) hig h, switching power supplies that are avail able w ith a w ide variety o f outpu t voltag e and cu rrent ratings. These power supplies are po[...]

Quick Refer ence 1 Serie s N5700 User’s Gui de 9 Programmable Functions • Output volta ge an d curr ent se tting. • Outp ut volt age and curr ent meas uremen t. • Output voltage an d current trigger setting. • Output On/Off contro l. • Over-cu rrent p rotection setti ng. • Over-voltage protection s etting a nd readb ack. • Under-v o[...]

1 Quick Referenc e 10 Serie s N5700 User’s Gui de The Front Panel - At a Glanc e VOLTAGE PROT FINE LIMIT/ OVP UVL OCP/488 LAN OUT ON DC A MPS CURRENT DC VOLTS POWER 1 14 17 18 19 2 15 16 3 13 10 4 11 5 12 9 6 7 8 CV CC 1 – VOLTA GE knob Voltage functio n : Adjusts the output v oltage, th e ove r-vol tage prote ction le vel, an d the under-vol t[...]

Quick Refer ence 1 Serie s N5700 User’s Gui de 11 9 – LAN butto n View addres s : Press LA N to view t he IP and Eth ernet ad dress. The d isplay first scrolls throu gh the f our se gments o f the I P address , follo wed by the six se gments of the Ethernet (EA) ad dress. Pres s any key t o turn the a ddress disp lay off. Reset addr ess : Press[...]

1 Quick Referenc e 12 Serie s N5700 User’s Gui de The Rear Pa nel – At a Gl ance 9 5 7 3 8 4 6 1 2 750W 1500W 6V - 60V 80V - 600V AC INP UT ON OFF +V -V NOT A CTIVE J2 SW1 GP IB ANALOG PROGRAMMING +S+LS NC -LC-S 1 2 3 4 5 6 7 8 9 10/100 Etherne t LINK TX J1 ! ! 1 – AC inpu t connec tor Wire clamp conn ector for 1500W o utput mo dels. IEC conn[...]

Quick Refer ence 1 Serie s N5700 User’s Gui de 13 J2 Sense Connector 1 – Remote se nse (+) 2 – Local sense (+) 3 – Not use d 4 – Local sense (–) 5 – Remote se nse (–) The factory-sh ipped configurat ion is shown in the figure. SW1 Setup Switch The fact ory-shipped sett ing is Down for all swit ches. 1 – Output vol tage, voltage pr[...]

1 Quick Referenc e 14 Serie s N5700 User’s Gui de J1 Analog Programming Connector The factory- shipped defa ult configuration is Local operation, which does n ot r equi re co nne cti on t o J1 . Pin 1: Enable + C onne ct Pin 1 to Pin 14 to e nable th e outpu t. Disco nnect to disable th e outpu t. Pin 2, 3: Chassis Common Sign al return for Pin 1[...]

Serie s N5700 User’s Gui de 15 2 Installation General In formatio n .......................................................................................... 16 Inspecting the Unit ........................................................................................... 17 Installi ng the U nit .................................................[...]

2 Installat ion 16 Serie s N5700 User’s Gui de General Information Model s 750 W Model s 1500 W Model s N5741A – N5749A N5761A – N5769A N5750A – N5752A N5770A – N5772A Items Supplied Item Description Power Co rd A power co rd appropriat e for yo ur loc ation 750W unit s are supplied with te rminated po wer cords 1500W unit s are suppl ied[...]

Installatio n 2 Serie s N5700 User’s Gui de 17 Inspecting the Unit When you r eceive your power supply, i nspect i t for a ny obviou s damage that may hav e occu rred duri ng shipm ent. If ther e is dama ge, notify the s hippi ng carri er an d neare st Agil ent S ales and Ser vice Office imme diately. Refer to Append ix C for more information. Un[...]

2 Installat ion 18 Serie s N5700 User’s Gui de Rack Installation CAUTION Ensure that th e screws used to attach the rac k slide k it do no t penetr ate mor e than 6 mm into the s ides o f the un it. Do no t block the air intake at t he f ront, o r the exh aust at the rear of the unit. The Agilent N5700 power supplies can be mounted in a standard [...]

Installation 2 Series N5700 User’s Guide 19 Connecting the Line Cord WARNING SHOCK H AZARD The power c ord provides a chassis ground through a third conductor. Be certain that your power o utlet is of the t hree-conducto r type with the correct pin connect ed to earth gro und. FIRE HAZARD Use only the power cord that was supplied with your instru[...]

2 Installat ion 20 Serie s N5700 User’s Gui de • Unscrew the base of the strain r elief from the wire comp ressio n nut. Place the locknu t insi de t he AC i npu t cover with the flat side of the nut aga inst th e cover. I nsert the base through the outsi de openi ng of the AC i nput cover. S crew the base sec urely onto the lock nut from the o[...]

Installatio n 2 Serie s N5700 User’s Gui de 21 Connecting the Load WARNING SHOCK HAZARD Turn of f AC power be fore mak ing rear panel connec tions. All wires and straps must be properl y connected with sc rews securely tightened. As furthe r explained in this section , the following fa ctors should be con sid ered wh en s ele cti ng wi rin g to c[...]

2 Installat ion 22 Serie s N5700 User’s Gui de Cross section (mm 2 ) Resistan ce Ω Ω Ω Ω /kilometer Maximum len gth in meter s to limit voltage to 1 V for 5 A for 10 A for 20A for 50A for 150A 2.5 8.21 24.0 12.0 6.0 2.4 0. 8 4 5.09 39.2 18.6 9.8 4.0 1.4 6 3.39 59.0 29.4 14.8 5.8 2. 0 10 1.95 102 51.2 25.6 10.2 3.4 16 1.24 160 80.0 40.0 16[...]

Installatio n 2 Serie s N5700 User’s Gui de 23 Insta ll the sh ield afte r you h ave fin ished connec ting th e lo ad wire s. Load Connections for 80V to 600V Models WARNING SHOCK HAZARD Hazardou s voltages ma y exist at the o utputs an d the load connec tions when using a powe r supply with a ra ted out put greater than 40V. To protect personne [...]

2 Installat ion 24 Serie s N5700 User’s Gui de • Loosen the t wo chassis screws marked A halfw ay. • Assemb le the protec tive shield to t he cha ssis and ti ghten t he two sc rews to fix t he shi eld to the ch assis. S crew tigh tening torque: 4.8-5.3 in-lb • Tighte n the w ires to one of t he shie ld sides u sing tie-wr ap or equivalent. [...]

Installatio n 2 Serie s N5700 User’s Gui de 25 The J2 co nnector plug spec ific ations ar e as fo llows: Plug Type: M C 1.5/5-ST -3.81, Ph oen ix Wire Size: AWG 28 to AW G 16 Stripping L ength: 7 mm (0. 28 in.) Torque: 0.22 – 0.2 5 Nm ( 1.95 – 2.2 1 in-lb. ) Local Sensing The power suppl y is shipped with the rea r panel J2 sen se connector w[...]

2 Installat ion 26 Serie s N5700 User’s Gui de To configure the power supply for remo te sensing: • Turn off the power supply. • Remove the local sense j ump ers from t he J2 c onnec tor. • Connect the neg ative sense lead t o term inal 5 (-S) and the positi ve sens e lead to ter minal 1 (+ S). Make sur e that the conne ctor plug is securel[...]

Installatio n 2 Serie s N5700 User’s Gui de 27 If remote ly locate d distri bution ter minal s are use d, as shown in the following fi gure, the pow er supp ly outpu t terminal s should be connec ted to the rem ote distri bution term inals by a p air of twiste d and/or s hielded wire s. Con nect eac h load to the distri bution termina ls separ at[...]

2 Installation 28 Series N5700 User’s Guide Battery Charging CAUTION If a battery or external voltage source is conn ected across the output and the output is programmed below the battery or external voltage source, the power supply will continuously sink current from the external source. This could damage the power supply. To avoid dama ging the[...]

Installation 2 Series N5700 User’s Guide 29 Local Sensing Remote Sensing One of the units operates as a ma ster and the remaining units are slaves. The slave units operate as controlled current sources following the master output current . In remote operation, only the master unit can be programmed by the com puter while the slave units may be co[...]

2 Installation 30 Series N5700 User’s Guide Setting up the Slave Units Set the rear panel setup switch SW1 p osition 2 to it’s up position. Connect J1 pin 10 (Current Program) of the slave unit to J1 pin 25 (Parallel) of the master unit. Also c onnect a short between J1 pin 8 and J1 pin 12. The output voltage of the slave units should be progra[...]

Installation 2 Series N5700 User’s Guide 31 It is recommende d that diodes be connected in para llel with each output to prevent reverse voltage duri ng start up sequence or in case one unit shuts down. E ach diode sh ould be rated to a t least the rated output voltage and output current of th e power supply. Local Sensing Remote Sensing Refer to[...]

2 Installat ion 32 Serie s N5700 User’s Gui de J1 Connec tor Conne cti ons WARNING SHOCK HAZARD There is a pot ential sh ock hazard at th e J1 connecto r when using a power supply wi th a r ated output gre ater than 4 0V. Ensure that the load wiri ng insulati on rating is gre ater than or e qual to the maximum output voltage of the power supply. [...]

Serie s N5700 User’s Gui de 33 3 Operating the Power Supply Locally Turn-On C heck-Out ........................................................................................... 34 Normal Ope ration .............................................................................................. 36 Protect ion Funct ions ...........................[...]

3 Operatin g the Po wer Su pply Locally 34 Serie s N5700 User’s Gui de Turn-On Check-Out Before Check-O ut Ensure that the pow er su pply i s con figur ed as follow s: • The unit i s conn ected to an appropri ate AC sou rce a s desc ribed i n ch apte r 2. • The PO WER swi tch i s in the off posi tion. • Sense c onnec tor pi ns 1 and 2 ar e [...]

Operating th e Pow er Supply Locally 3 Serie s N5700 User’s Gui de 35 UVL Che ck • Press the OVP/UVL button twice so th at the DC AMPS displa y indica tes UUL. The DC VOLTS display shows the UVL level. • Us e the vo ltage knob and set the UVL le vel o f the un it to 50 % of its fu ll-sc ale volt age rati ng or 30 volts, w hichever i s lower. [...]

3 Operatin g the Po wer Su pply Locally 36 Serie s N5700 User’s Gui de Normal Operat ion The pow er su pply has tw o basi c oper ating m ode s: con stant v oltage and co nsta nt curr ent m ode . In co nstant volt age mo de, t he pow er supply regul ates t he outpu t voltage at the selecte d value, whi le th e load cu rrent vari es as r equi red b[...]

Operating th e Pow er Supply Locally 3 Serie s N5700 User’s Gui de 37 CV/CC Mode Crossover If the power supply is in constant voltage mode and the load current increa ses abo ve the current limit s etting, th e power supply switches to constan t current mode. If the load decreas es below the current limi t setti ng, the power su pply sw itche s t[...]

3 Operating the Pow er Supply Locally 38 Series N5700 User’s Guide • Press the OUT ON button to turn the output on. • Turn the AC power off, wait a few seconds, and turn it on. • Turn the output off, then on again using the Shut Off pin on the J1 connector. This only applies in Auto-Restart mode. • If the OVP continues to trip, tr y lower[...]

Operating th e Pow er Supply Locally 3 Serie s N5700 User’s Gui de 39 Over-Temperature P rotection The over-tem perature prot ection circ uit shu ts down t he power supply be fore the i nternal comp onents ca n excee d their s afe intern al operating temperatu re. T his can oc cur if t here is a cooli ng fan failure. When a n OTP c ondi tion occ [...]

3 Operatin g the Po wer Su pply Locally 40 Serie s N5700 User’s Gui de Output On/Off Controls The Output On/Off co ntrols turn the p ower supply ou tput on or off. This can be done with th e fro nt panel OUT ON butt on or fr om the rear p anel J1 con nector. With the outp ut o ff, adj ustme nts can be made t o the power su pply or the l oad witho[...]

Operating th e Pow er Supply Locally 3 Serie s N5700 User’s Gui de 41 To re- enable the output after it ha s shut d own, you must disabl e the Shut-Of f signal. In Auto- Restar t mode, op eration resu mes automa tically. In Sa fe-Star t mode the S hut-Off fu ncti on is latc hed. You must also press th e OUT ON button or send an OUTPut:P ROTection[...]

3 Operatin g the Po wer Su pply Locally 42 Serie s N5700 User’s Gui de Power Supply OK Signal The Power Su pply OK signal on the J1 con nector i ndic ates a f ault conditi on i n the power su pply. J1 pi n 16 i s a TT L ou tput si gna l. Pi ns 2 and 3 , whic h are c onnec ted inte rnally, are t he sig nal comm on. All pins are optical ly isolated[...]

Operating th e Pow er Supply Locally 3 Serie s N5700 User’s Gui de 43 The J1 c onn ector a lso p rovi des moni toring sig nals for the ou tput voltage and o utpu t curre nt. The progr amm ing ra nge a nd moni toring signal range can b e selec te d using the S W1 se tup sw itch. NOTE With ana log prog ramming enabl ed, you cann ot progra m the out[...]

3 Operatin g the Po wer Su pply Locally 44 Serie s N5700 User’s Gui de • Set the program ming sourc es to the de sire d leve ls a nd tur n the po wer su pply o n. A djust t he pro grammi ng so urce s to change the power supply output. The analo g control circuits let you set the output vo ltage and curren t limit up to 5% ove r the model -rated[...]

Operating th e Pow er Supply Locally 3 Serie s N5700 User’s Gui de 45 • Set the progr amm ing re sist ors to the desire d re sista nce a nd turn the power supply on. Adjust the resis tors to change the power supply output. The analo g control circuits let you set the output vo ltage and curren t limit up to 5% ove r the model -rated maximum va [...]

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Serie s N5700 User’s Gui de 47 4 Op erat ing th e Pow er S upp ly R emo tely Connecting to the Interfaces .......................................................................... 48 SCPI Commands – an Introd uction ................................................................ 58 This cha pter contains information on how to conf igure the t[...]

4 Operatin g the Po wer Su pply Remote ly 48 Serie s N5700 User’s Gui de Connecting to the Interfaces The Agilent N5700 power supplies support remote interface communicat ion using a choice of th ree interfaces : GPIB, USB, and LAN. A ll thre e inter faces are live at pow er-o n. GPIB Interface NOTE For detailed information about G PIB interf ace[...]

Operating th e Pow er Supply Re motely 4 Serie s N5700 User’s Gui de 49 USB Interfa ce NOTE For detailed inf ormatio n about U SB inter face con nections, refer to the Agile nt Technol ogies USB/LAN/GPIB Interf aces Connectiv ity Gu ide , loca ted on th e Automatio n-Ready CD-ROM that is shipped w ith yo ur pro duct. The followi ng step s will he[...]

4 Operatin g the Po wer Su pply Remote ly 50 Serie s N5700 User’s Gui de Connecting t o a Site LAN A site LA N is a local area ne twork in which LAN -enable d instruments and compu ters are co nnecte d to the networ k through rou ters, hubs, and/or swi tches. They are typicall y large, cen trally-m anaged networ ks wit h serv ices such as DHC P a[...]

Operating th e Pow er Supply Re motely 4 Serie s N5700 User’s Gui de 51 Connecting to a Private LA N: A priva te LAN is a net work in which LAN-ena bled inst ruments and computers are dire ctly connected, and n ot conn ected to a sit e LAN. They are typic ally sm all, w ith no c entra lly-man aged r esource s. 1 If you h ave no t alr eady do ne s[...]

4 Operatin g the Po wer Su pply Remote ly 52 Serie s N5700 User’s Gui de 5 You can now use Inte ractiv e IO with in the Conn ecti on Expert to communicat e with your instrument , or you can program y our instrument using the various programming environments. You can also use the Web browser on your compute r to communicate with the instrument as [...]

Operating th e Pow er Supply Re motely 4 Serie s N5700 User’s Gui de 53 Using T elnet In an MS-DOS Command Prompt box type: telnet hostname 5024 where hostname is the N5700 hostname or IP address, and 5024 is the in strume nt’ s telne t port. You shou ld ge t a Te lnet s ession box wi th a ti tle i ndicati ng tha t you are co nnecte d to the po[...]

4 Operatin g the Po wer Su pply Remote ly 54 Serie s N5700 User’s Gui de Service reques ts are enabled for contr ol soc kets usin g the Servi ce Request En able regi ster. Once service requ ests have been enable d, the client prog ram listens on the control connection. When SRQ goes true the in strume nt wi ll send t he s tring “ SRQ +nn” to [...]

Operating th e Pow er Supply Re motely 4 Serie s N5700 User’s Gui de 55 Subnet Mask This value is used to en able the in strument to dete rmine if a clie nt IP address is on th e same local s ubnet. When a client IP addres s is on a dif feren t subnet, all packets mu st be se nt to the Defaul t Gateway . Default Gateway This value is th e IP Addr[...]

4 Operatin g the Po wer Su pply Remote ly 56 Serie s N5700 User’s Gui de Factor y-shipp ed LAN Settin gs The fa ctory-sh ipped LAN set tings do cumented in th e foll owing table are opti miz ed for c onnec ting your pow er su pply to a site ne twork. They should also work well fo r othe r net work con fig urat ions . The fa ctory- shipped se ttin[...]

Operating th e Pow er Supply Re motely 4 Serie s N5700 User’s Gui de 57 4 Enabl e the L AN a nd, op tionally, the b uilt-in Web server u sing the applicabl e check boxes. 5 Clic k the S et butto n to sav e all t he se ttings i nform ation. 6 Connect the LAN cable t o your i nstrume nt an d comp uter. Rebo ot the inst rument. Wait f or the inst ru[...]

4 Operatin g the Po wer Su pply Remote ly 58 Serie s N5700 User’s Gui de SCPI Comma nds – an Introduction SCPI (Standa rd Commands for Programmable Instrumen ts) is an ASCII -based inst rument comma nd lang uage desig ned for test and meas urement instrume nts. SCPI co mmands are bas ed on a hierarc hical str uctu re, also known as a tre e syst[...]

Operating th e Pow er Supply Re motely 4 Serie s N5700 User’s Gui de 59 previous command in the message up to and in cluding the las t colon sepa rator. An example of a message with two commands is: OUTPut:STATe ON;PROTection:CLEar which shows the u se of the semicolo n sep arati ng the two c omman ds, and al so illu strate s th e com mand pa th [...]

4 Operatin g the Po wer Su pply Remote ly 60 Serie s N5700 User’s Gui de In the pre vious examp les, the u pper-case letter s indic ate the abbrevi ated sp ellin g for the keywor d. For shor ter pro gram lines, you can send the abbrevia ted form. For better program readability, you can se nd the long form . Fo r example, VOLT an d VOL Tage are b [...]

Operating th e Pow er Supply Re motely 4 Serie s N5700 User’s Gui de 61 Parameter Types Data programmed or queried from the power supply is ASCII. The data may be nume rical or cha racter strin g. Numeric Para met ers Symbol Response Formats <NR1> Digits wi th an impl ied decimal point as sume d at the righ t of the least-s ignifican t digi[...]

4 Operatin g the Po wer Su pply Remote ly 62 Serie s N5700 User’s Gui de SCPI Command Completion SCPI c omman ds se nt to the po wer su pply are p rocesse d either sequenti ally or in p arallel. Seq uential c omman ds fini sh e xecution before a subsequ ent c ommand b egins. P aralle l comm ands allow o ther comm ands to begin ex ecuting w hile t[...]

Serie s N5700 User’s Gui de 63 5 Language Refe rence SCPI Command Summary ................................................................................ 64 Calibr ation Commands ..................................................................................... 66 Measure C ommands .............................................................[...]

5 Languag e Reference 64 Serie s N5700 User’s Gui de SCPI Co mmand Summa ry NOTE Some [optio nal] commands h ave been included for clarity. All s ettings commands ha ve a corr espondi ng query. Subsystem Commands SCPI Command Descri ption ABORt Aborts the tr iggered action CALibrate :CURRent[:LEVel] Calibr ates the output curr ent programmi ng :D[...]

Language R eference 5 Serie s N5700 User’s Gui de 65 SCPI Command Descri ption STATus :OPER ation [:EVENt]? Returns the v alue of the op erati on event reg ister : CONDition? Retu rns the valu e of the operation co ndition re gister : ENABle <NR f> Enables spe cific bits in the E vent register :NTRansition<NRf> Sets the N egative tran[...]

5 Languag e Reference 66 Serie s N5700 User’s Gui de Calibration Comm ands Calib ration c omma nds le t you e nable and disable the calibr ation mode, chan ge the calibrat ion password, cal ibrate current and voltage program ming, and store new calibr ation const ants i n nonv olati le memory. NOTE If calibration mode h as not be en enable d with[...]

Language R eference 5 Serie s N5700 User’s Gui de 67 CALibrate:STATe ON|OFF [,<password>] CALibrate:STATe? This command enables /disa bles calibra tion mode . Calibratio n mode must be enabled for the power supply to accept any other calibration commands. The first p arameter specifies the enable d or disabled state On (1) or Off (0). The s[...]

5 Languag e Reference 68 Serie s N5700 User’s Gui de Output Command s Output comm ands e nable the ou tput, p ower-o n, an d protec tion functions. OUTPut[:STATe] ON|OFF OUTPut[:STATe]? This co mman d enab les or di sables the sp ecif ied ou tput(s ). The enabled state is O n (1); t he dis abled s tate i s Off (0). The state of a disabled output [...]

Language R eference 5 Serie s N5700 User’s Gui de 69 Sourc e Comma nds Source commands prog ram the voltage, current, triggered, and protectio n func tions. [SOURce:]CURRent[:LEVel][:IMMediate][:AMPLitude] <value>|MIN|MAX [SOURce:]CURRent[:LEVel][:IMMediate][:AMPLitude]? [MIN|MAX] [SOURce:]CURRent[:LEVel]:TRIGgered[:AMPLitude] <value>[...]

5 Languag e Reference 70 Serie s N5700 User’s Gui de [SOURce:]VOLTage:LIMit:LOW <value>|MIN|MAX [SOURce:]VOLTage:LIMit:LOW? [MIN|MAX] This co mmand sets th e low volt age limit of the out put. When a low voltage limi t has b een s et, the i nstru ment w ill ig nore any programmin g commands that attempt to set th e output voltag e below the[...]

Language R eference 5 Serie s N5700 User’s Gui de 71 Stat us Commands Status command s program the power supply’s stat us registers. As shown i n th e followi ng figu re, the power supp ly has three groups o f statu s registers ; Operati on, Ques tionable, and S tandar d Event. T he Oper ation and Quest iona ble st atus gr oups ea ch consist of[...]

5 Languag e Reference 72 Serie s N5700 User’s Gui de The Standard Ev ent group is progr ammed with Common comma nds as des cribed later in th is sectio n. Common co mmands als o control additi onal s tatus fu ncti ons suc h as the Ser vice Requ est En able and the St atus Byte r egister s. STATus:PRESet This co mmand sets al l defin ed bits in th[...]

Language R eference 5 Serie s N5700 User’s Gui de 73 STATus:OPERation:NTR <value> STATus:OPERation:PTR <value> STATus:OPERation:NTR? STATus:OPERation:PTR? These com mands set or r ead the valu e of t he Operati on NT R (Negati ve-Transitio n) an d PTR (Posi tive-Transiti on) r egisters. These registers s erve as po larity f ilters b e[...]

5 Languag e Reference 74 Serie s N5700 User’s Gui de STATus:QUEStionable:ENABle <value> STATus:QUEStionable:ENABle? This co mmand and its query set and read the val ue of the Questio nable E nable re gist er. This r egister is a m ask f or enabli ng specif ic bi ts from the Qu esti onable E vent register to se t the questio nable summar y b[...]

Language R eference 5 Serie s N5700 User’s Gui de 75 *ESE *ESE? This comma nd program s the S tandar d Event S tatus Enable re gister bits. T he programmi ng de termines which eve nts of the St andard Event Statu s Ev ent regis ter (see *ESR?) are all owed to set t he ESB (Event Sum mary Bit) of the S tatus Byte r egister. A " 1" in t h[...]

5 Languag e Reference 76 Serie s N5700 User’s Gui de *SRE *SRE? This command sets the cond ition of the Service Reques t Enable Register . This r egister de termi nes which bits from the Status Byte Regi ster are allo wed to set the Mast er Status Summa ry (MSS) bit an d the Re quest f or Ser vice ( RQS) su mmar y bit. A 1 i n any Ser vice Reques[...]

Language R eference 5 Serie s N5700 User’s Gui de 77 System Co mmands System comm ands c ontr ol sys tem fu nctio ns tha t are not di rec tly relate d to output control, measurem ent, or st atus func tions. Common comman ds are al so used to cont rol sy stem f unctions . SYSTem:COMMunicate:RLSTate LOCal|REMote|RWLock SYSTem:COMMunicate:RLSTate? T[...]

5 Languag e Reference 78 Serie s N5700 User’s Gui de *IDN? This query requests the power supply to identify itself. It returns a string o f four fiel ds separ ated by c ommas. Agilent Tech nologies xxxxxA 0 <A.xx.xx>,<A.xx.xx> Manufacturer Model n umber follow ed by a letter s uffix Zero or serial numbe r if available Firmware revisi [...]

Language R eference 5 Serie s N5700 User’s Gui de 79 Trigger C ommands Trigger comman ds consist of the Abort, Trigger, and Init iate commands . Initiate comm ands initial ize the tr igger system. Trigger commands control the trig gering of the po wer supply . ABORt This command cancels any trigger actions in progress and return s the tri gger sy[...]

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Serie s N5700 User’s Gui de 81 6 Programming Examples Output Pr ogramm ing Exam ple ........................................................................ 82 Trigger P rogramm ing Ex ample ........................................................................ 84 This ch apter co ntain s several example progr ams to h elp yo u develop programs[...]

6 Programming Examples 82 Serie s N5700 User’s Gui de Output Programming Example This program set s the vo ltage, cu rrent, over-v oltage, and th e over- current protection. It turns the ou tput on an d takes a voltage measurem ent. W hen done, the progr am checks for in strument e rrors and gi ves a mes sage if t here is an error. Sub main_EZ() [...]

Programming Examples 6 Serie s N5700 User’s Gui de 83 ' Set the over voltage level .WriteString "VOLT:PROT:LEV " & Str$(overVoltSetting) ' Turn on over current protection .WriteString "CURR:PROT:STAT " & Str$(overCurrOn) ' Set the current level .WriteString "CURR " & Str$(CurrSetting) &apos[...]

6 Programming Examples 84 Serie s N5700 User’s Gui de Trigger Progra mming Example This e xampl e illus trate s how to se t up a nd tri gger a volt age and curren t chan ge. Th e volta ge is meas ured before and aft er the trigg er. Sub main_Trig() Dim IDN As String Dim IOaddress As String Dim ErrString As String Dim msg1 As String ' This va[...]

Programming Examples 6 Serie s N5700 User’s Gui de 85 ' Set the voltage .WriteString "VOLT" & Str$(VoltSetting) ' Set the current level .WriteString "CURR " & Str$(CurrSetting) ' Set the triggered voltage and current levels .WriteString "VOLT:TRIG " & Str$(trigVoltSetting) .WriteString &quo[...]

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Serie s N5700 User’s Gui de 87 Appendix A Specifications Performa nce Spe cificat ions ............................................................................ 88 Suppl emental Char acteristi cs ......................................................................... 89 Outline Dia gram .......................................................[...]

Appendix A Specificat ions 88 Serie s N5700 User’s Gui de Performance Specification s Agi lent M odel s N5741 A – N5752A and N5761A – N5772A Model N5741A N5761A N5742A N5762A N5743A N5763A N5744A N5764A N5745A N5765A N5746A N5766A N5747A N5767A N5748A N5768A N5749A N5769A N5750A N5770A N5751A N5771A N5752A N5772A DC Output Rati ngs: NOTE 1 Vo[...]

Specification s Appen dix A Serie s N5700 User’s Gui de 89 Supplemental Ch aracteristics Agi lent M odel s N5741 A – N5752A and N5761A – N5772A Model N5741A N5761A N5742A N5762A N5743A N5763A N5744A N5764A N5745A N5765A N5746A N5766A N5747A N5767A N5748A N5768A N5749A N5769A N5750A N5770A N5751A N5771A N5752A N5772A Output Response Ti me: (to[...]

Appendix A Specificat ions 90 Serie s N5700 User’s Gui de Agi lent M odel s N5741 A – N5752A and N5761A – N5772A Model N5741A N5761A N5742A N5762A N5743A N5763A N5744A N5764A N5745A N5765A N5746A N5766A N5747A N5767A N5748A N5768A N5749A N5769A N5750A N5770A N5751A N5771A N5752A N5772A Series an d Par allel Ca pabilit y: Parallel operation Up[...]

Specification s Appen dix A Serie s N5700 User’s Gui de 91 Outline Diagram NOTES: Holes m arked “A” are f or cha ssis slide mou nting. Use only screws designated #10-32x0.38” m aximum. 482. 8+/- 1.0mm 43.6 mm VOLT AG E D C VO LTS DC A M PS CU RRENT PROT FINE LIMIT U VL OCP REM OUT ON OVP POW ER I O A A A A N5749 A 100V /7.5A 750[...]

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Serie s N5700 User’s Gui de 93 Appendix B Verification a nd Calibra tion Verifi cation ......................................................................................................... 94 Calibration ........................................................................................................ 113 The verification procedures des[...]

Appendix B Verification and Calibration 94 Serie s N5700 User’s Gui de Verification Verification procedures verify that the power supply is operating normall y and is within published spe cificat ions. There are two types of verification tests: Performance These tes ts verify that th e power su pply meets all o f the specif ications lis ted in Ap[...]

Verification and Calibrati on Appen dix B Serie s N5700 User’s Gui de 95 Measurem ent Techniques Electr onic Load Man y of th e test proce dur es r equ ire the u se o f a var iable load capa ble of dissipating the required power. If a variable resistor is used, switche s shoul d be u sed to either; connec t, di sconnec t, or short th e load r esi[...]

Appendix B Verification and Calibration 96 Serie s N5700 User’s Gui de Constant Voltage Tests NOTE Refer to the appropriate t est record form for the in strument se ttings of t he model you ar e checking. Voltage Programming and Readback Accura cy Test categ ory = perfo rmanc e, calibrat ion This te st verifies that th e volt age program ming an [...]

Verification and Calibrati on Appen dix B Serie s N5700 User’s Gui de 97 CV Source E ffect Test categ ory = perfo rman ce This te st mea sure s the c hange in outp ut vol tage th at r esults fr om a change in AC line voltage from th e minimum to max imum value within th e line voltage specification s. 1 Turn off the power supply and connect the a[...]

Appendix B Verification and Calibration 98 Serie s N5700 User’s Gui de 4 Program t he power supply to program the ou tput current to its maximum prog rammable value (I max) and the out put voltage to its fu ll-scal e value and e nable t he outpu t. Let the o scillo scope ru n for a few secon ds to generate enough measu remen t point s. On the Agi[...]

Verification and Calibrati on Appen dix B Serie s N5700 User’s Gui de 99 Constant Current Tests NOTE Refer t o the appropriate t est record form for the in strument se ttings of t he model you ar e checking. Current P rogram ming and Readback Accura cy Test categ ory = perfo rmanc e, calibrat ion This te st verifies that th e cu rrent program min[...]

Appendix B Verification and Calibration 100 Serie s N5700 User’s Gui de 4 With t he el ectroni c load in C V mode, set it for t he out put’s ful l- scale vo ltage. The C C annu nci ator o n the fr ont p anel must be on. If it i s not, adju st the load so th at the voltag e dro ps sl ightl y. 5 Divide the voltage drop (D VM reading ) across the [...]

Verification and Calibrati on Appen dix B Serie s N5700 User’s Gui de 101 Test Record Form – Ag ilent N574 1A and N5761 A Agil ent N5741A and N5761A Report No _____ ______ ____ D ate ________ ____ ______ Model M inimum Specs. Results Maximu m Specs. Voltage Programming & Readback Minimum Voltage Vout Measur ement Readback High Voltage Vout [...]

Appendix B Verification and Calibration 102 Serie s N5700 User’s Gui de Test Record Form – Ag ilent N574 2A and N5762 A Agil ent N5742A and N5762A Report No _____ ______ ____ D ate ________ ____ ______ Description Model Minimum Specs. Results Ma ximum Spec s. Voltage Programming & Readback Minimum Voltage Vout Measur ement Readback High Vol[...]

Verification and Calibrati on Appen dix B Serie s N5700 User’s Gui de 103 Test Record Form – Ag ilent N574 3A and N5763 A Agil ent N5743A and N5763A Report No _____ ______ ____ D ate ________ ____ ______ Description Model Minimum Specs. Results Ma ximum Spec s. Voltage Programming & Readback Minimum Voltage Vout Measur ement Readback High V[...]

Appendix B Verification and Calibration 104 Serie s N5700 User’s Gui de Test Record Form – Ag ilent N574 4A and N5764 A Agil ent N5744A and N5764A Report No _____ ______ ____ D ate ________ ____ ______ Description Model Minimum Specs. Results Ma ximum Spec s. Voltage Programming & Readback Minimum Voltage Vout Measur ement Readback High Vol[...]

Verification and Calibrati on Appen dix B Serie s N5700 User’s Gui de 105 Test Record Form – Ag ilent N574 5A and N5765 A Agil ent N5745A and N5765A Report No _____ ______ ____ D ate ________ ____ ______ Description Model Minimum Specs. Results Ma ximum Spec s. Voltage Programming & Readback Minimum Voltage Vout Measur ement Readback High V[...]

Appendix B Verification and Calibration 106 Serie s N5700 User’s Gui de Test Record Form – Ag ilent N574 6A and N5766 A Agil ent N5746A and N5766A Report No _____ ______ ____ D ate ________ ____ ______ Description Model Minimum Specs. Results Ma ximum Spec s. Voltage Programming & Readback Minimum Voltage Vout Measur ement Readback High Vol[...]

Verification and Calibrati on Appen dix B Serie s N5700 User’s Gui de 107 Test Record Form – Ag ilent N574 7A and N5767 A Agil ent N5747A and N5767A Report No _____ ______ ____ D ate ________ ____ ______ Description Model Minimum Specs. Results Ma ximum Spec s. Voltage Programming & Readback Minimum Voltage Vout Measur ement Readback High V[...]

Appendix B Verification and Calibration 108 Serie s N5700 User’s Gui de Test Record Form – Ag ilent N574 8A and N5768 A Agil ent N5748A and N5768A Report No _____ ______ ____ D ate ________ ____ ______ Description Model Minimum Specs. Results Ma ximum Spec s. Voltage Programming & Readback Minimum Voltage Vout Measur ement Readback High Vol[...]

Verification and Calibrati on Appen dix B Serie s N5700 User’s Gui de 109 Test Record Form – Ag ilent N574 9A and N5769 A Agil ent N5749A and N5769A Report No _____ ______ ____ D ate ________ ____ ______ Description Model Minimum Specs. Results Ma ximum Spec s. Voltage Programming & Readback Minimum Voltage Vout Measur ement Readback High V[...]

Appendix B Verification and Calibration 110 Serie s N5700 User’s Gui de Test Record Form – Ag ilent N575 0A and N5770 A Agil ent N5750A and N5770A Report No _____ ______ ____ D ate ________ ____ ______ Description Model Minimum Specs. Results Ma ximum Spec s. Voltage Programming & Readback Minimum Voltage Vout Measur ement Readback High Vol[...]

Verification and Calibrati on Appen dix B Serie s N5700 User’s Gui de 111 Test Record Form – Ag ilent N575 1A and N5771 A Agil ent N5751A and N5771A Report No _____ ______ ____ D ate ________ ____ ______ Description Model Minimum Specs. Results Ma ximum Spec s. Voltage Programming & Readback Minimum Voltage Vout Measur ement Readback High V[...]

Appendix B Verification and Calibration 112 Serie s N5700 User’s Gui de Test Record Form – Ag ilent N575 2A and N5772 A Agil ent N5752A and N5772A Report No _____ ______ ____ D ate ________ ____ ______ Description Model Minimum Specs. Results Ma ximum Spec s. Voltage Programming & Readback Minimum Voltage Vout Measur ement Readback High Vol[...]

Verification and Calibrati on Appen dix B Serie s N5700 User’s Gui de 113 Calibration Refe r to the “Equipment Required” sect ion in this append ix for a list of the equipment required for calibration. A gen eral outline of the procedur e is as follow s:  As shipped from the factory t he calibration pa ssword is 0, which means password pro[...]

Appendix B Verification and Calibration 114 Serie s N5700 User’s Gui de Step 5 . Se lect the first vo ltage c alibratio n poin t. CAL:LEV P1 *OPC? Step 6 . Mea sure the output voltage and enter the data . CAL:DATA <data> Step 7 . Select the second vol tage cal ibration point. CAL:LEV P2 *OPC? Step 8 . Mea sure the output voltage and enter t[...]

Serie s N5700 User’s Gui de 115 Appendix C Service Types of Se rvice Avail able ............................................................................. 116 Repackag ing fo r Sh ipment ............................................................................. 116 Operati ng Checklist .......................................................[...]

Appendix C Servic e 116 Serie s N5700 User’s Gui de Types of Service Availab le If your instrument fails du ring the warranty period, Agilent Techno logies w ill r eplace or repai r it f ree of char ge. Af ter your war ran ty ex pire s, Ag ilen t Tech nol ogies will rep la ce or re pa ir it at a competitive price. Contac t your neare st Agil ent [...]

Service Appendix C Serie s N5700 User’s Gui de 117 Symptom Check Ac tion No output. All displays an d indicators are blan k. Is the AC power co rd defec tive? Is the AC input v oltage within range? Check contin uity. Replace if necess ary. Check AC inp ut voltage. Conn ect to appropriate voltage so urce. Output is pr esent momentarily, b ut shuts[...]

Appendix C Servic e 118 Serie s N5700 User’s Gui de Error Messages Displaying the SCPI error queue The enti re error queue is r ead, the n emptie d, using the fo llowing command : SYST:ER R? Error List The followi ng table docum ents th e various error me ssages that th e power supply supports: Error Devic e-dependent Errors (thes e errors set S [...]

Service Appendix C Serie s N5700 User’s Gui de 119 Command Errors (these errors set Standard Event Status reg ister bit #5) − 100 Comman d error Generic syntax e rror. − 101 In valid ch aracter An invalid charac ter was found in the comman d string. − 102 Syn tax error Invalid syntax was found in the co mmand string. C heck for blank spaces[...]

Appendix C Servic e 120 Serie s N5700 User’s Gui de Command Errors (continued ) − 141 In valid ch aracter data Either the charact er data element contains an invalid character, or the element is not v alid. − 144 Ch aracter da ta too long The character data e lement contains more than 12 characters. − 148 Ch aracter da ta not allowed A disc[...]

Service Appendix C Serie s N5700 User’s Gui de 121 Executi on Errors (continu ed) − 231 Da ta question able The measurem ent accur acy is s uspect. − 232 In valid form at The data for mat or s tructure is inappr opria te. − 233 In valid version The ve rsion of the data format is i nco rrect to the instrume nt. − 240 Hardware error The com[...]

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Serie s N5700 User’s Gui de 123 Appendix D Compatibility Differ ences – In Gen eral ................................................................................ 124 Compatibility C ommand S um mary ............................................................... 125 The Agilent N 5700 power supplies a re programmatically compa tible with the[...]

Appendix D C ompatibility 124 Serie s N5700 User’s Gui de Differe nces – In Ge nera l The foll owing tab le docum ents the g eneral difference s betwee n the way Compatibility commands work on the Agilent N5700 power sup plie s an d th e w ay th ey w ork ed on t he A gil ent 603x A power suppl ies. Item Diff erences Queries The Agile nt N5700 w[...]

Compatibili ty Appe ndix D Serie s N5700 User’s Gui de 125 Compati bility Comma nd Summar y The followin g table documen ts the compatibil ity command s that the Agilent N5700 power supplies support. All compatibility commands are acce pted; h owever, some comma nds do n othing. Compa tibility C ommand Descrip tion Similar SCPI Command ASTS? Quer[...]

Appendix D C ompatibility 126 Serie s N5700 User’s Gui de Compa tibility C ommand Descrip tion Simila r SCPI Command OVP Sets the over -voltage trip point. VOLT:PROT:LEV OVP? Queries th e present ov er-voltag e setting. Th e response i s a real num ber. VOLT:PROT:LEV? RCL <reg > Recalls the s aved setti ngs. Ther e are up to 16 store/r ecal[...]

Serie s N5700 User’s Gui de 127 Index 4 488 .................................................................................. 11, 4 8 A ABOR ................................................................................... 79 AC INPUT ...................................................................... 12, 90 1500 W units....................[...]

Index 128 Serie s N5700 User’s Gui de CV/CC cros sover ............................................................... 37 CV/CC signal ...................................................................... 37 D daisy-chain shut d own ..................................................... 4 2 damage .................................................[...]

Index Serie s N5700 User’s Gui de 129 OUP ...................................................................................... 11 OUT ON ............................................................................... 10 outline diagram .................................................................. 1 7 output commands .......................[...]

Index 130 Serie s N5700 User’s Gui de U UFP ....................................................................................... 1 1 under-voltag e check ......................................................... 35 under-voltag e limit ............................................................ 3 8 USB ID string ..............................[...]

DEC LARA TION OF CON FOR MITY According t o ISO/IEC Guide 22 and CEN/CENELEC EN 45014 Responsible Party A lternate Manufacturing Site Manufacturer’s Name: Agilent Techn ologie s, Inc. Lambda EMI Manufacturer’s Address: 550 Clark D rive, S uite 10 1 Budd Lake , New Jersey 0782 8 USA 405 Essex Rd Neptune, NJ, 07753-77 01 USA Declares under sole r[...]

Manual Updates 11/08/07 The following documents the differences between front panel operation of the LXI-compliant units and the pre-LXI units. LXI-compliant units (see page 10 for additional details) Pre-LXI units OCP/488 LAN OUT ON DC A MPS CURRENT 10 11 12 9 CC OCP REM OUT ON DC A MPS CURRENT 10 11 12 9 CC 9 – LAN button View addre ss : Press [...]