EZ Digital OS-3060D Especificações Página 1

OscilloscopeDigital Storage OscilloscopeOperation Manual

5.User maintenanceguideJ J I5-1.CleaningJII5-2.CalibrationJ II6.OS-3IXX)DSRS diugrum-,J 126-1. External viewsJ 126-2. Block diagramII.'

Table 4-4.W aveformdatatransmission formatNo.ItemName TypeASCIISystemBinary SystemData code Byte Data code Byte1i@Memorynumber"i"is! thru 4A

Table 4 - 5. Mesurementcondition data transmission/ reception formatNumber of bytes (Note J)No.ItemNameTypeTrans. Ree.I@jMemory number"i" is

4-7. Separating cha racterController transmits the separating character to inform the instrumentof the end of data in order to transmit waveformdataor

4-11. Major reasons of abnormal data transmissionIn case data are not transmitted satisfactorily, check the followings(J)Cable is not wired in accorda

Following communication mode is used as an exampleofprogram.(a) Baud rate : 4800 BAUD(b)Data form : START BIT + 8 BIT + 1STOPBIT(c) Separating charact

(l)Programexample I"Sl"command"SI" command is alway executed in the first place.This is a programto check that communication funct

(2) Progra mexample 2 "Ri" commandThisprogram receives 50 words ofCHIwaveformfromzeroaddress using"Ri"co mmand.Programexample 2-1

(3) Program example 3"Ro·commandThis program receivesanddisplays the sweep trace memory Ameasurementconditiondatausing "Ro" command.Pro

(4)Programexample4 "W i"commandThis program writesdatain sweep tracememory A using "wi"command.The 0 thru 999 addresswaveformdata

Program example 4-2ASCII code conversion10•••WI(mmmm,nnnn,x)COMMAND(GW-BASIC)••••20binarydatat rans30DIMAS(1000)40CNT- 050FORI - 1 TO 260FORB-1T025070

1.Descriptionofproduct1-J. IntroductionThisproduct OS-3000DSRS is the 2 channel digital storage oscilloscopewhich is equipped withNDconverter.Itcombin

(5) Program example 5·Wo" commandThis program registers the measurement condition data storedIIIsweeptrace memory A using "Wo" command.

5.USER MAINTENANCEGUIDEIn order for you tousebetterthisinstrument, OS<mOODSRS. please refer tothefollowing. Andif any failureoccursduringU~.please

h. OS-31NNIDSRSDIAl;IL\i\IS6-1. External ViewsOS-30200 /0 S-30400 /0 S-30600•"•"<•.>:~f IILJ112

6-2. Block Diagram,-,,,,,,,,,,,-' ,-, ,~, ,s ::I ' ,.,,i I I___ _ _ _ .J I,,,,,- - --.,,~,.,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,113,---~.- - - --

The specifications are subjected to change without notice.

(5)OutputItuses bot h RS-232C interface function to input/outputthe digitaldatato the personal com puter,andRS-232C toconduct screen hardcopythro ugh

1-2.SpecificationsSpec.ModelOS-J0201lOS-J0400OS-JOWO-CRT1. Configuration and6-inchrectangularscreenwith internal graticulc ; Sx 10 DiVusefulscreen(1di

.-OS-.'020DOS-.'060DSpec.--------______ModelOS-.'O·jOD*Horizontal DeflectionI.Display modesA, Aint, B. B TRIGD. X-V2.TimebaseAO.2i&apos

Spec.Model()S-Jll~O()OS ·.'O·IO»(lS-'ON) )• Digital storage function1()l)l)Wtlnh/CHI. Display memoryI00:IWortJ...elf»:22. Sav'c memory3

Sf'L".-\luJd()S· .lO~()1>OS-.10.1(1)OS·.1( 01)1)*Calibrator'(probe~IJj )approx.lU I,fn.."Juclli.) ',05\'(.t]%)'

1-3. Points to be checked prior to useComply with the following procedures for safety and to prevent damage tothe product prior to operating this prod

I copyl EA2 EAI EA1-3-2. Installation and handling precautionsWhen placing theOS-3()()()DSRS in service at your workplace, observe thefollowing precau

2. OperatingInstructions(A)FRONT PANEL ITEMS35 20 33WAItN'N(;..."..."'-._"'.."'..-...C...ToO/<

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This section describes the measurement procedures and methods utilizing avarietyofbasicinformations and functions needed for operating thisinstrument.

ACGNDDC[ 13][14J VOLTS/DIY[ 15J[ 16JVARIABLE[ 17J[ 18J POSITIONPULLCH2.lNV[18J[19J VMODESWITCHCHiCH2Ca pacitor between inp ut connectorandverticalampl

DUALTwo signals thai arc input to CH I and CH2appearon the CRT simultaneously.CHOP :TIME/DIY 0.2s-SmsALT :TIME/DIY 2ms-0.21'i(.OS-3060lJ : 0.1us

[22J A TIME/DlV To select either the calibrated sweep rateofthe main(A) timebase, and X-V operation()S-J()~()J).OS -30.fOD) for dcluycd-vwccp operatio

[27JTRIGGERMODEAurONORMTV-VTV-H[28JTRIGGERSOURCECHICH2LINEEXTSelects the sweep triggering mode.The sweepoccurs automatically.Whenthere is a triggering

[29JHOLDOFF[30JTRIGLEVELTRIGGERSLOPE[31JEXTTRIG INThisonemakes complicated signal triggerredcerta inly bychanging the HOLDOFFtimeofthemain sweep. It i

® s»,toT, l/toTC9ON/OFF2-1-5. [34]STORAGE: This switch switchesamong'" Y,'"T, 1/'"Tmodes.: Pressing{;:,Y and SELECT togg

GilHOLDSWITCH®SAVESWITCHCDSINGLESWITCHCDSELECTSWITCH®PLOTSWITCHCDRECALLSWITCH2-1-6. Miscellaneous: Pressing this switch stops sampling,andthewaveform

[ 36J CAL TERMINAL[37] GROUNDCONNECTOR2-2. Basic measurementsOutputs the square wave (O.5V, IkHz)tocalibrate theprobeandverticalamplifier.Provides an

DECLARATION OF CONFORMITYaccordingto ISO/lEeGuide 22andEN45014Manufacturer'sName:Manufacturer's Address:Declares that the product :Product N

3. Method using probe for oscilloscopeUsing a probe is most preferable to any other alternatives whenperforming the measurement onto circuits.Theprobe

3. Press in thePOWERswitch [1J. About 30 seconds later, rotate theINTEN[3] control clockwise until tbe traceappears.Andthen,adjust brightness so as to

CAPACITANCECORRECTIONTR,MM(RHOOK COVl R~GROUND CLIPI .. ) PROBlR(TRA(lABl (HOO k TIPCQR;UC TlYC()'jP( NSAH OillUNDERCOMP£HSATl D(tllH H CTS OfPRO

2-2-3. Data display(I)Real time mode displayCursor measurement value/Cursor-.II[>------- - - -.-- - - - - - - - - -- - - - - - - - - - - - - - - -

.<t A sweep. B sweep factor displayandX-V display1< VIDIV>1r--r--r- -r--r--1I > I 0. 1 5 m sl _ _ L__l _ _ L__L _ --.J[BLANKXlCAL•XI0MAG&g

(2) Storage mode displa yLocation ofdata display on CRTPre-trigger and cursor measurement value1>- - - - - - - - - - - - - - - - - - -Cursor::::~Av

(1'CII I and C H::''''CCpfaClor displ ayr--r--r- -r- -r- -r--r--1I Pl , OX . > I 1 I 0 lD V ;l__l__l__l__L _ _ l__L _ _ JP

® Cursor measurement value displayThe measured value between cursors is displayed.Measured value- - - - - >1lJ.VI : Volt difference between lJ.V :-

2-2-4. Real time mode mesurement(I)Single-trace measurementSingle-trace measurement is the most elementary function of thismeasuring instrument.Use th

®Ifthe signal to be measured does not trigger or themeasurement isdifficult beca use of its weakness though theVOLT/D1V switch is positionedonSmV. pul

Safety SummarySafety PrecautionsPlease take a moment to review these safety precautions. They areprovided for your protection and to prevent damage to

@ If the two channels are of the same freque ncy. you can exactlyinitiate the triggering with TR IGGER SOURCE switch [2s1S,M"'''&a

(3)Trigger selectionTriggering is the most co mplicated operation to perform for theoscilloscope because this instrument has many requirements thathav

@ Trigger poin t selectionThe SLOPE switch determines wheth er the sweep shall start fromthe rise-starting point or from the fall-starting point. (See

-,i/ 1Iuec ..\II1/ IISLoPELI1L...,juI·ISI..1l1'... ..1POSITt.(sco-rI ) STAAN{ (,Al '';(POSITty{SlOl'{('~~,/~t(.AT'Yl~C

(..0 Addition and difference measurementsThe measurementofthe addition and difference isitfunctionrepresenting one waveform by adding two signals. The

5. If the pop amplitude of the resultanttrace is very smallsignal, perform the measurement after having a large markingmade on the screen display with

4. If you wish to move the waveform vertically rv axis). adjustthe CH2 Vertical POSmON control [ ISJandadjust theHorizontal POSmONeonlrol [26J when yo

® Triggered B sweepIn basic delayed sweep, theBtirncaxisis not triggered by asignalevent, it begins when the main (A umebase) sweep crosscomparateleve

a. A TIM EBASE DISPLAYINTENSIFIEDPORTlCNOfA SWH Pb. A INTENSIFIED BYB DISPLAYC, B TIME BASE DISPLAY~'f,,l..T,. . .,PH~1, ... (,,71,,,,,,,,,,,,&ap

2-2-5. Digital storage functionDigital storage function operates in the following sequence :(j) NORMAL storage mode (NORM)CDNORMAL storage mode (NORM)

IntroductionThank you forpurchasing a EZ product. Electronic measuring instrumentsprodu cedby EZ Digitalare high technology productsmade understrict q

In this case, measurethe risign or droppingedgeofwaveformsappearing after thefirst one.I171/Gt-,)V-fl-II"I---f\The edge initially /rising or drop

(3)ROLL modeThedisplayed waveform flows to the left from the right.Correction pointfor new data and ROLL mode make it easy to measurethe signal lower

b) ROLL waveformcorrectionROLLmode is possible in high speed range (up toO.5s/div.l. If vertical mode is set to DUAL, thewaveformdocs not move smoothl

(5)HOLD modePressingHOLDswitch in EQUIV,NORMor ROLL mode sets HOLDmode.In this mode, sampling operation stops in each operating mode.When mode enters

(8) x-v plotter output (PLOT)Waveform displayed inHOLDmode is sent to X-V plotter throughRS-232C by pressingPLOT Sf\V.(PLOT switch operates only inHOL

(j))When switch is released by pressing XIOMAGswitch, itreturns to the original waveform.(2)HOLDwaveformmagnifiaction usingTIME/DIYswitchWhenstorage w

(i)OriginalTIMEIDIVlms/divHOLD mode(ii) Rotating TIME/ DIYswitch. it magnifiestwo times with TIM E/DlV = O.5ms/div.(iii) Rotating TIME / DIY agamswitc

(10)InterpolationAs the horizontal magnification rate increases, sine wave loo ksstepwise and pulse wave goesamiss.In this case, interpolationmakes it

In X I() MAG magnilication, pressing X I() MAG after interpolationstops interpolation and normal magnification display entersintoeffect.In normal magn

(12)GO-NOGOmodeTheGO-NOGOjudgementfunction is used tojudgeif te acquired signal is in thejudgementdomain (Boundary)sei on the CRT scree n.TI,e input s

WarrantyWarranty service covers a period of one year from thedate of originalpurchase.In case of technical failure within a year, repairservice will b

Using MENU switch. it is possible to set interpolation. waveformsmoothing ON/OFF in average horizontal magnification wheneverpressing MENU switch. [ P

Q)AVERAGINGsettingmode(AVG)When MENU LEDlightsup and [AVG]is displayed on the toprightofCRT, thenumberofaveraging operationscanbe set.NORM41664256Then

<DROLL selector modeWhen MENU LED lights up and [ ROLL] is displayed on the topright of CRT, ROLL ON/OFF can be selected.r~-r~-r~-r~-r - -r- -r-0-

Note In SIN position, set the amplitudeofinput signal below8 DIV onCRT. If any signal with large amplitude isconnected on theCRT, tortion is observed

® Menu display in the mode " the than MEN U modeIn the modes other than MENU, the setting information of the numberofaverage and the smoothing is

(\ 4) X-Y operationTheinternal time axis is not used for ,X-Y measurement.X-Voperation is carriedoutas follows :I. Set the vertical mode selector swit

2-3MEASUREMENT APPLICATIONSThis section contains the measurement procedures applying basic functionsof this instrument.OS-302(J().Though only some of

5. Count thenumberofdivisionsofboth the top and bottomofthewaveform and multiply the resultant number by the valueoftheVOLTS/DIVswitch. thus result in

5. Set the AC/Gt'O/OC switch to DC.Ifthe signal is positive ( ,1 ). th ewaveformappears above the groundreference lin e and where the signal is n

.l: IIIiI.~Ll,i i(1\\!I 1\I,I\1\II.IJ)I\ii 1 $T>Ho.,Fig. 2·16. PEAK·TO·PEAK VOLTAGE MEASUREMENTI5 DIV~.l!I11I IIIII~REFERENCE LINEVERTICALDISTANCEF

- CONTENTS-l.Descriptionsoftheproduct\-1. Introduction1-2. Specifications1-3. Points to bc chec ked prior to usc1-4. Accessories2.Operating instructio

2-.3-~.Time Interval Measu rementsThe second most important measurementof the synchronous-sweeposcilloscope is the very measurement of time interval.S

6.Ifyou multiply the value measured in Item 5 above by the value setby the TIME/DIV switch. the time you wish to measure will beobtained. If the T1MEI

A 8c A8(a) roms DIvIS IONr~~T-~lIIIi,,I I!i1I.1f-t-...+ •1-++11+1~'H•i'rIlb) 2mS DIvIS IONFig.2-18. TIME INTERVAL MEASUREMENT2-3-3. Freq ue

2-3-4. Phase Difference MeasurementsPhase difference in phase angle between signals can be measured usingthe dualtrace methodofphase measurement or Li

S. If thephase difference is less than 500. the measurement can beperformed closely using XIOmagnification mode. In this case. notethat one major divi

LITv-,1\1/f----[\f--lfV\II1\ 1\1/II/: /\xJ,1/,-r-r-1\1/II,1\ ''Li.,~},J- -"I -,,I~~IOlff( k(f(;( I7 zoiv 360'--,Fig, 2-19. DUAL-TR

Phase difference measurement shall comply with the following procedure:I. Rotate the TIME/DIV switch fully clockwise and set it to the X-Yposition.CAU

10.For any instrumentequipped with READOUT function mcasuriug AandBvalues after moving cursor as shown in the figure makes it possibleto ca lculate th

7. Count thenumber of horizontal division s between the 10% point(central venieal graticule line)andthe 90% point.8.Multiply the numberofdivisions cou

r:l"n .u•10QQf-s-f-o.I•r-:...+-+•••+...\..Iiq H~mio . b~. rIa. BASIC DISPLAY SETUP,1"..."""r::-...aIi•..1IC 1~..«.b"

(4) Additionanddifference measurement(5) X-Y measurement ··(6) Delayed-time axis operation2-2-5. Digital storage mode function(I)Normalstorage mode (M

3. X-Y plotterdigital outputAllthe dat a displayed on the screen is the outputappearing on the X-Yplaner connected with this instrument through RS-232

lJ~ILJ<------::>ul0c--1x- - - - - t- - - .---_ . . -- 0 _ O_j 0 0 0-. -..~p:::>J<\+UlJlIf--'>----,I<,/0I:>\m~I-.-.0~~t<,\

, '"Ii+12V NCRM51SM! ,...-...- -...lIf\/~f\~7\r\III{IIIII,:\/\\T\ /\Iid~,I ! n-l~I III: I,!II III I i~,I~~;IIL--L.JLiLL.:.-J-1--•... .

~-~$~---T;-:J>~--i~'F,,:-;,. ..··..tI...~-F=-:PI .~F- -C'-~__D-c,'-Ic;f-:~til--I.---~iUl--.J~:I----,~c::-----...,roc---'---

~t;r-·--rr-~--m___ _-l... ...···· ·~lr~...~~--.,! I- T~l~--+- --i--t-,1I'.~Ito:t-.l iH!ILlInIri!ll II~f~Irt~a-J-I~iii lrIL... -II']J.

3-3. ConnectionsConnect X-Y plotter with the connector on the rear side using RS-232Cinterface cable. Fig 3.2 shows tbe wiring of RS-232C interface ca

NO.g876 5 4 3 2 1PinnameS2 SI YUSA3 B4B3 B2B1Slate0 0 0 0 0 1 0 I 0(Ploner side>Ex 2) HITACHI 681-XA PLOTTER (9600 BAUD RATE)NO.I2 34 567 BSlale00I

(b) Pen replacement settingIt is possible to set the pen replacement listedIntable 3-2 usingDIPS/W 6.Table 3-2 Pen replacement settinqDIP S/ WPen fepl

(~.)Communicauon mod eSet baudrate anddataformatdependingon the plotter specification anduse.S~Hn('baud rate and data format should be set in the

(0) Communication mode settingDIP S/W 1 sets RS-232C communication type (unilateral or bilateral)Unilateral communication means the plotter output and

3.X-Ydigitaloutput3-1.Application X-Yplotter3-2.Plotter specification3·3.Connection3-4.Setting3-5.Operation3-6.RS-232C interface3-7. Major trouble,4.S

3-5.Operation\\'111:11th e instrument is in HOLDmode. pressing[PLOT] SAV startsplotting.Red lamp lights lip while plotting is carried out.Whenplo

4. RS-232C4-1. Int roductionRS-232C is the serial communication interface standardized by U.S.Electronic Industry Association,andtransmitsandreceives

Table 4·1 . RS·2 32C Connector terminalPill No.SignalFunctionSignal directionI FG (."'A)GNDconfiguration2TXD(IlA)DatatransmisxionOUT3RXD (BI

® SG® RST® RXD®crs(2) RS-232C inte rface signals arc as follows:<DFG Ground configurationChassis ground cable@TXD Data tran smissionData output sig

4-5. Operating functionandfunctioncommandIf the instrument is connected with personal com purer through RS-232Cinterface. it is possible 10 use person

Thenumberofdatato be transmitted each time is selectedwithin thc memory capacity. Decimal ASCII system or binarysystem is selected as data transmissio

4-6. Transmission data formatThe transmissiondata format is as follows:(j)WaveformdatatransmissionformatAfter receiving Ri command (i= 1-4) the instru

Table 4 J.FunctioncommandNo.Function Command DescriptionTransmission fonnatITransmissionlSI • Check the transmission/reception signalcommandreception

No. Function Command DescriptionTransmissionformatJMeasurement con Ro •designatesthetransmissiondition datacommandor waveform~transmission measurement

No.FunctionCommandDescript ionTran smission forma t5Mcsurcmcnt co-Wo• Personal computer transmitsndition datacommand the measurement condition~recepti