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ITech IT8817 User Manual

Dc programmable electronic load
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Via Acquanera, 29
22100 Como
tel. 031.526.566 (r.a.) fax 031.507.984
info@calpower.it
www.calpower.it
User
U
r's M
DC p
program
mmabl
Mod
del
IT88
817/IT88
IT88
818/IT88
Man
ual
le elect
tronic
17B/IT88
817C
818B/IT8
818C
© Co
pyright 20
10 All Righ
Ver1.2 /O
Oct, 2013/
1
IT880
00 User
Manual
load
ht Reserve
ed
IT8800-70
01
User M
Manual

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Summary of Contents for ITech IT8817

  • Page 1 IT880 00 User Manual Via Acquanera, 29 22100 Como tel. 031.526.566 (r.a.) fax 031.507.984 info@calpower.it www.calpower.it User r’s M DC p program mmabl le elect tronic load IT88 817/IT88 17B/IT88 817C IT88 818/IT88 818B/IT8 818C © Co pyright 20 10 All Righ ht Reserve Ver1.2 /O Oct, 2013/...
  • Page 2 IT880 00 User Manual DIRE ECTO CHAPTE ER1 INSPE ECTION A ND INSTA ALLATION ............7 1.1 I ......................7 SPECTION ......................... 7 EANING 1.3 A ....
  • Page 3 IT880 00 User Manual 4.12 O ..................27 TEST F UNCTION 4.13 B ................. 28 ATTERY DIS SCHARGING TEST 4.14 P ..................29 ROTECTION UNCTION 4.14 .1 O （OVP）...
  • Page 4 IT880 00 User Manual rranty y Info ormat tion Certif fication We certif fy that this product m met its publ ished spec cifications at time of s shipment f from the factory. Warra anty This hard dware prod duct is war rranted aga ainst defec cts in mate...
  • Page 5 IT880 00 User Manual Groun nd the Instru ment This prod duct is a S afety Class s 1 instrum ment (provi ded with a a protective e earth term minal). To minimize e shock haz zard, the in nstrument chassis an nd cover m must be con...

  • Page 6: Intro Ductio On

    • Control lled by inte elligent fan • Build-in n Buzzer as s alarm sig gnal • Power off memor ry function Model ltage Current IT8817 360A IT8817B 120A IT8817C 600A IT8818 480A IT8818B 150A IT8818C 720A User Ma nual...
  • Page 7 IT880 00 User Manual Chap pter1 I Inspe ction and I Install lation 1.1 In spectio Make su re you hav ve received d the follow wing compo ontents alo ong with un nit.If anyon ne has been los t,please co ontact with h your franc chiser.
  • Page 8 IT880 00 User Manual Unit t：minimet ter(mm） 1.4.2 In nput con nnection Power Cord Connect the power r cord to th he IEC 320 0 connecto r on the re ar of the u nit. If the w wrong power co ord was sh hipped with h your unit,...
  • Page 9 IT880 00 User Manual apter 2 Qu uick S Start 2.1 Po ower-o on selft test 2.1.1 In ntroduct tion A succes ssful test p process ind dicates that t units mee et the facto ory specific cations and d can be operated d well.
  • Page 10 Model Fuse specificatio on(110AC) Fuse spe ecification(2 220AC) IT8817 T 5A 250VAC T 2.5A 250VAC IT8817B T 5A 250VAC T 2.5A 250VAC IT8817C T 5A 250VAC T 2.5A...
  • Page 11 IT880 00 User Manual e power sw witch D display Rota ary knob eration mod de(CC,CV ,CR,CW) k keys Dire ection butto nction keys mber keys/ / Composit te function keys 2.3 Re ear pan nel intr roducti Inpu ut terminal rrent detec ction termin mote sense...
  • Page 12 IT880 00 User Manual 2.4 VF FD stat tus ind dicator lamp d descrip ption The load is in OFF state Someth ing wrong happened Error Constant t current m mode Waiting for the trig gger signal Trig Remote e sense fun nction is Constant t voltage m...
  • Page 13 IT880 00 User Manual value Down arrow,mov ve downwo ords in me enu/decrea se the set value Right arrow,mov ve the curs sor to the ri ight when in set mode Left ar rrow,move e the curso r to the rig ht when in n set mode Confir...
  • Page 14 IT880 00 User Manual hapter r3 Tec chnica al Spe ecifica ation 3.1 M ain tec chnical l specif fication odel 8817 IT8818 Voltage 0~12 0~120V Current 0~36A ~360A 0~48A 0~480A Rated val power ( 0～40 ℃) Minimum setting 0.15 V/36A 1.5V/3 360A...
  • Page 15 IT880 00 User Manual termina impedenc odel IT88 IT8818B Voltage 0~50 0~500V Current ~12A 0~12 0~15A 0~150A Rated val power 3.6K ( 0～40 ℃) Minimum setting 0.3V V/12A 3V/120 0.3V/15A 3V/150A voltage range ~50V 0~500 0~50V 0~500V resolutio 10mV 10mV CV mod ±(0.025%+0 0.05%F ±(0...
  • Page 16 IT880 00 User Manual IT8818C odel IT88 817C Voltage 0~12 0~120V Current ~600A 0~60 0~72A 0~720A Rated val power ( 0～40 ℃) Minimum setting 0.18 V/60A 1.8V/6 600A 0.18V/72A .8V/720A voltage range ~18V 0~12 0~18V 0~120V resolutio 10mV CV mod ±...
  • Page 17 IT880 00 User Manual 3.2 Su upplem mentary y chara acteris stic Memory y capacity： ：100 gro Suggest ted calibra ation frequ uency：1t time/year AC powe er input s cale(selec ctable by s switch on the rear p panel) Option O Opt.1: 220V V ±10% 50...
  • Page 18 IT880 00 User Manual Chapt ter4 F Functi on an nd Ch haract teristic We will in ntroduce th he function ns and cha aracteristics s of EL com mpletly in t this chapte er from several p parts.  Loca al/remote o operation m mode switc...
  • Page 19 IT880 00 User Manual Load Sett ting curre urrent Load inp put voltag ge V mode Figure 4-1 1 CC mode 4.2.2 C Constant t voltage e mode（ （CV） In this s mode, th he electron ic load will l attempt to o sink enou ugh curren nt to contro...
  • Page 20 IT880 00 User Manual 4.2.4 C Constant t power mode（ （CW） In th his mode, t the electro nic load wa as equivale ent to a co onstant pow wer, as sho below. A As the input t voltage in ncrease,the e current v value will d...
  • Page 21 IT880 00 User Manual SAVE 0 0 set when power on BUZZER R STATE Set the bu uzzer state uzzer On(defau ult) Enable th he buzzer f function Disable th he buzzer function LOAD O N KNOB M MODE Set the kno ob function Knob Update(d...
  • Page 22 IT880 00 User Manual on point lat ch state, O ON /OFF Latch oint= 2V set the Vo on value PROTECT MENU Max-P etup hardw ware power r protection AX POW Point t=149.99W W set hard dware OPP P value A-Limit etup softwa are current...

  • Page 23: Operations

    IT880 00 User Manual 4.6 Tr rigger f functio 4.6.1 T Trigger f unction Trigg ger operat tion can be e used in th he followin g operatio ns: transie ent pulse o utput, triggered d output an nd list outp ut.

  • Page 24: Li St Ope Ration

    IT880 00 User Manual 4.7.2 P Pulse mo ode（Pu ulse） In pulsed d mode, yo ou can set A/B level, A/B width and A/B s lew rate vi a mainfram keyboard d. The elec ctronic load d will autom matically sw witch to A level, after r maintaini...
  • Page 25 IT880 00 User Manual Trigge List coun nt=1 st count=2 List seq quence 4.9 Sa ave and d recal ll funct tion e can save some ofte en-used pa arameters in the non volatile me emory,the paramete ers include es working mode,volt tage/curren nt value an...
  • Page 26 IT880 00 User Manual re is two ty ypes of Vo n working modes: Liv ving and L Latch. en you sele ect Living， ，that mea ns working g in living s state; when n you sele ct Latch， it means working in n latch stat te when th...
  • Page 27 IT880 00 User Manual When en nable Von LATCH, vo oltage rise and is hig her than th he Von loa ading voltag ge, input of electro onic load is s turned on n. When th he power s upply’s vo ltage fall a nd is lowe r than...
  • Page 28 IT880 00 User Manual TEST un OPP tes st file TEST Reca Reca all OPP File ecall OPP t test file（1 -5） TEST et Voltage e on value 1：V Voltage on level=0.00 et Voltage e on delay t time 2：V Voltage on Delay=0.0 et the wor...
  • Page 29 IT880 00 User Manual 3） F For the sec cond mean ns： press k +number r 3， select Voltage， p press key FD will dis splay”Stop Voltage= V V”，set the e cut-off vo oltage,pres ss key ，V to s start the ba attery test.
  • Page 30 IT880 00 User Manual displays OCP. At th he same tim me, the OC C and PS b bits in the s status regis ster will be e set, they will rema ain until the ey are rese Operatio ons to clea ar the OC P state Check w...
  • Page 31 IT880 00 User Manual Operatio ons to clea ar the reve erse volta age state Check w whether the e connectio on is revers sed, if so d disconnect the object t to be mea aured. 4.15 K Key Lo ock Fun nction Pres...
  • Page 32 IT880 00 User Manual When yo ou choose external tr rigger mod e,trigger s ignal shou ld be conn nected to + +TRIG and grou und pins. 4.16.3 Extern al Analo ogue Co ontrol You can control the e voltage a and current t setting of f the electr...
  • Page 33 IT880 00 User Manual apter5 5 Oper ration n intro oducti ions 5.1 O peratio on mod 5.1.1 C Constant t curren t CC set a va alue from 0 to upp per limit o of current There are e 3 means t to change th he current v value：...
  • Page 34 IT880 00 User Manual 5.1.3 C Constant t power There ar re three me eans to cha ange the p power: 1.In cons stant powe er mode,rot tate Rotary y SW 2.In cont tant power mode,pres ss numeric c keys to s et the pow wer directly, ,press...
  • Page 35 IT880 00 User Manual 5.2.1 T Transien nt test op peration n in cont tinuous mode We can s set the tran nsient ope ration para ameters an nd then run n transient test. Steps Opera ation details FD display RANSITION press Use di...
  • Page 36 IT880 00 User Manual RANSITION Set th he fall slope e, press to conf firm se down=3 30.000A/uS RANSITION Set A level,pres confirm evel A=1A RANSITION Set B level, pres o confirm evel B=2A RANSITION ulse Width=5 press Set the e time width to conf firm...
  • Page 37 IT880 00 User Manual ere is trigg ger signal ceived,the running me will disp play at the wer right c corner press “ “Esc” butto on will quit t he transien t test,if you want to con ntinue the te again, please repe eat 1-10 ste...
  • Page 38 IT880 00 User Manual press DIT LIST Edit th e time widt h of the sec cond step, ep 002 W Width=5S to confirm DIT LIST press Edit th e repeat co ount, to co onfirm eapeat Cou unt=3 Save t the file edite ed to memo ory(1-9) by...
  • Page 39 IT880 00 User Manual Set w with-load t time, if you u want to lo DIT PROG GRAM EQ01 On Ti ime=2S press num meric key 2 , then pres to conf firm unloading time, if you u need 2S DIT PROG GRAM EQ01 Off T...
  • Page 40 IT880 00 User Manual Sequen Save G roup PROGR 10 Sequ uence Save G roup Save the edited files in EE EPROM, yo ou can PROGRAM save u up to 10 gr roups of file es, e.g ple ease Save Prog gram File=1 1（1-10）...
  • Page 41 IT880 00 User Manual Chap pter 6 comm munic cation n interf faces There ar re three kin nds of com munication n interfaces s for IT880 00: GPIB、 S232. You 、USB、RS can choo ose any on ne of them to commu nicate with h PC.
  • Page 42 IT880 00 User Manual t will do on nce its inpu ut buffer ha as dropped d below ha lf-full. The electronic load recognizes s X_ON an d X_OFF s sent from t the control ler. An X-O OFF will ca ause the electronic l oad to sto...
  • Page 43 IT880 00 User Manual Before co ommunica ation opera ation, pleas se make su ure that the e following paramete rs of electroni c load mat tch that of Baud rat te ：9600( (4800、960 00、19200 0、38400、 15200). Yo ou can ente er system 、57600、11 menu thr...
  • Page 44 1 Check the docum mentation t that come w with the pr roduct 2 Visit th he ITECH o online serv vice Web s ite is www .itechate.c com , ITEC CH is avalia able to all ITECH c customers.

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