日立V1050示波器说明书.docx
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日立V1050示波器说明书
ModelV-1050F
OSCILLOSCOPE
OPERATIONMANUAL
编译:
胡梓国
Hitachi
1.Specifications....我规格...........................................1
2.Composition....组成............................................7
3.preventiveMaintenance...预防性维修...................................8
4.Calibration.....校准.............................................10
4.1CalibrationInterval....校准间隔.......................................10
4.2TestEquipmentRequired...测试所需设备...............................10
4.3preliminaryprocedure....初步程序..................................10
4.4preliminaryControlSettings...初步控制设置...............................12
4.5InitialStartingprocedure....初始启动程序..............................12
powerSupplySystem......供电系统...............................13
Display.....显示..............................................14
HorizontalSystem....横向系统............................................16
VerticalSystem.....垂直系统.............................................20
TriggeringSystem&X—YOperation...触发系统和XY操作........................24
Calibrator......校准..................................................28
5.DisassemblyIllustration.....拆卸.插图.................................29
6.CircuitBoardIllustration(withAdjustmentLocations)..电路板图(与调整位置)......31
7.Diagram......图...............................................39
(1)SchematicDiagram(Verticalpreamplifier).示意图(垂直前置放大器)...................41
(2)SchematicDiagram(VerticalOutputAmplifier&ChannelSwitch)示意图(垂直输出放大器与通道开关)............................................43
SchematicDiagram(Trigger1/2)......示意图(触发1/2)...........................45
SchematicDiagram(Trigger2/2)....示意图(触发2/2)...........................47
SchematicDiagram(SweepGenerator)......示意图(扫描发生器)........................49
SchematicDiagram(Calibrator&FrontpanelControls..原理图(校准与前面板控制.............51
SchematicDiagram(HorizontalAmplifier,Z—AxisAmplifier&HighVoltageCircuits).(水平Z轴放大器,示意图高电压放大器电路).................................53
SchematicDiagram(PowerSupply).....示意图(供电)...........................55
SchematicDiagram(Connectors)......示意图(连接器)..............................57
8.partslist......零件清单..................................................59
ElectricalReplaceablepartsList....电器更换零件清单...........................59
MechanicalReplaceablepartslist...机械更换零件清单............................118
1.SPECIFICATIONS规格
CRT阴极射线管
Type型号
Hitachi150BNB3lrectangularmeshtypetubeWith20KV--日立150BNB3l矩形网格型管20KV
accelerationpotentialandmetalbackedphosphor加速电位及金属磷
Screentype屏幕类型
P3lphosphorStandardp31荧光粉标准
Usefu1Screenarea有效屏幕面积
8X10div(div:
10mm)8×10(分度值:
10毫米)
Graticule基线
InternalgraticuleWithCentimeterdivisionsand2mm内部网格划分2毫米
Subdivisionsalongthecenteralaxis10%and90%linesare分支沿中心轴10%和90%线
indicated.illuminationContinuouslyVariable.照明连续变量表示
Focussing聚焦
possible(Withautomaticfocuscorrectioncircuit)可能的(自动聚焦校正电路)
Tracerotationpresent前置微调旋钮
ScaleilluminationVariable规模照明变量
Brightnessadjustmentpossible亮度调整可能
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Z—AXISZ轴
DC—coupled,positive—goingSignaldecreasesintensity:
5Vp—p
正向信号耦合,降低强度:
5vp-p
Signalcausesnoticeablemodulationatnormalintensity:
信号导致明显的调节在正常强度:
DCto3.5MHZ.直流。
InputimpedanceApproximately15kOhm输入阻抗约15欧姆
Maximuminputvoltage20V(DC+ACpeak)最大输入电压20伏(直流+交流峰值)
CouplingDC直流耦合
VERTICALDEFLECTION(2IdenticalChannels)垂直偏转(2通道)
BandwidthandRisetime带宽与上升时间
DCtoat1eaSt100MHZandrisetimeOrless,直流到至少100MHz和上升时间或更少,
DCtoatleaSt5MHZandriSetime70nSorlessatmagnifierextends,Lower-3dBpoint,ACcoupling10Hzorless.
直流至少5兆赫和上升时间70ns或更少的延伸率,低点-3dB,交流耦合10Hz或更少。
DefleCtiOnFactor偏转因子
5mV/divto5V/divin10calibratedSteps,l-2-5Sequence.
5mv/分区/分区10个校准步骤,l-2-5序列。
Uncalibratedcontinuouscontrolextendsdeflectionfactor标定连续控制延伸偏转因子
toatleastvoltsperdivisioninthe5volts/divposition.至少伏特每部5伏特/格位置。
×10magnifierincreasessensitivityofeachdeflect-tionfactorsettingto500μV/div.
×10放大镜的敏感性增加每个转移化因子设置500μV/格。
Accuracy精度
±2%(+10℃to+35℃)
±4%(0℃to+50℃)
Additionalerrorformagnifier±l%附加误差放大±1%
DiSplaymodes显示模式
CH1,CH2(normalorinvert),Alternate,Chopped(250kHzrate),AddedInputImpedance
CH1,CH2(正常或倒置),互生,切碎(250kHz速率),添加输入阻抗
lMOhm±%inparallelwith28pF±3pF.长征%欧姆±平行28pf±3pf。
MaximumInputvoltage最大输入电压
250V(DC+ACpeak)or500Vp-pACat1KHzorless
250V(直流+交流峰值)或500vp-p交流在1kHz以内
Inputcoupling输入耦合
AC—GND—DC
DelayLine延迟线
permitSviewing1eadingedgeofdisplaywaveform.允许查看1eading边缘显示波形。
Four-traceDisplay(TRIGVIEW)four-trace显示(触发视图)
Displaysimultaneouslychannel1,Channel2,Channel3同时显示通道1,通道2,通道3
(AEXTTRIGSignal)Channel4(BEXTTRIGsignal)(一个外部触发信号),4频道(二外部触发信号)。
ThedeflectionfactorofChannel3andChannel4iS偏转因子3通道和4通道
approximately200mV/div.约200毫伏/分格。
SensitivjtyINT:
l/l±30%ofscreenareasensitivjty诠释:
我/我±30%屏幕面积
EXT:
0.2V/div±30%分机:
伏/分区±30%
FrequencybandEXT:
DCto70MHz(-3dB)频段内线:
直流70兆赫(-3分贝)
positionCH3:
Horizontal100%graticulelineof位置控制:
卧式100%标线
screen±ldiv(triggerlevelknobisSetatthecenter).屏幕±ldiv(触发电平旋钮设置在中心)。
CH4:
Horizontal0%graticulelineofCH4:
水平0%标线
screen±1div.±1div屏幕。
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HORIZONTALDEFLECTION
TimeBaSeA
20nS/divto0.5S/divin23calibratedSteps,l-2-5Sequence.
UncalibratedcontinuouscontrolextendSdeflectionfactor
toatleaStSecondsperdivisionintheSec/div
position,x10magextendsfastestsweeprateto2nS/div.
TimeBaSeB
20ns/divto50ms/divin20calibratedstepsl-2-5sequence.
x10magextendsfastestsweeprateto2ns/div.
Accuracy
±2%(±10℃to+35℃)
±4%(0℃to+50℃)
Additionalerrorformagnifier±2%
HorizontalDiSplayModes
Aonly,Aintensified,Alternate,Bdelayed,X—Yoperation.
Delayedsweepposition1divorless~10divormore
adjustment
Delaysweepvariablepresent
DelayTimeJitterBetterthanl:
20,000
TRIGGERINGAANDB
ATriggerModes
Automatic,Normal,Singlesweep,TV(TV-HOrTV-V)
ATriggerHold-off
Adjustablecontrolpermitsastablepresentationof
repetitivecomplexwaveform.
ATriggersource
Internal(Chl,Ch2),Line,External,External÷10
ATriggersiope
+or-
TVSyncpolarity
TV(+)orTV(-)
Triggering1evelForbothAandB.Internal;±4divormore
variablerangeExternal;approximately±lV
External÷10;approximately±10V
Triggeringsensiti-ForbothAandB.However,()isonly
vityandfrequencyforB
Frequency
Internal
External
External÷10
DC(30Hz)~10MHz
0.3div
50mV
500mV
10MHz~100MHz
1.5div
150mV
1.5V
TV—Vsensitivity:
SYNCsectionlessthanor200mV
AUTOlowband:
Approximately30Hz(WhenTimeBaSeA
is20ns/divto2ms/div)
ATriggerCoupling
AC:
30Hztofullbandwidth
HFREJ:
attenuatesSignalsbelowapproximately4KHz
LFREJ:
attenuatesSignalsaboveapproximately4KHz
DC:
0tofullbandwidth
AExternalTriggerInptImpedanCe
lMohm±20%inparallelwith28pF±6pF(However,setting
HFREJandLFREJarenotinciuded.)
MaximumInputvoltage
250V(DC+ACpeak)
500Vp—pACatlKHzorless
BTriggerModesandSource
Automatic,Normal(Chl,Ch2,External)
BTriggerslope
+or-
TriggerCoupling
ACoilly;30Hztofullbandwidth
X—YOPERATION(CHl;Horiz,CH2;Vert)
DeflectionFactor
Sameasverticaldeflection
Accuracy
Y:
±2%(+10℃to+35℃),±4%(0℃to+50℃)
X:
±5%(+10℃to+35℃),±7%(0℃to+50℃)
Additionalerrorformagnifier±2%
X—Baildwidth
DCtoatleast2MHz
PhaseError
3°orlessfromDCto2MHz
CALIBRATOR
±l%FrequencylkHz±l%squarewave
Risetime5μsorless
OUTPUTSIGNALS
AGATEOUTTTL0UTPUT(74LS00withOUTPUTseries
resiStance100Ω)
一5一
BGATEOUTTTLOUTPUT(7400withOUTPUTseries
resiStance100Ω)
POWERSUPPLY
VOLTAGE(50/60Hz)
FUSE
100V(90~110V)
2A
120V(108~132V)
2A
220V(198~242V)
1A
240V(216~264V)
1A
Nominalvo1tage±5%at400Hz
powersupplyfrequency:
50,60,400Hz
powerconsumption:
Approximately60W
ENVIRONMENT
Limitofoperationtemperature0℃~50℃
Limitofoperationhumidity35%~85%
Ratedrangeofusetemperature10℃~35℃
Ratedrangeofusehumidity45%~85%
Strageafldtransport-20℃~70℃
DIMENSIONANDWEIGHT
310W×180h×410dmm
(12.2wx×7.1h×16.1din)
(22.5lbs)
2.COMPOSITION
(1)ModelV-1050oscilloscopeunit........................1
(2)probe(AT-10AE...................................2
(3)Fuse(2Afor100Vand120Vset
orlAfor220Vand240Vset)....................1
(4)Screw-driver.........................................1
(5)Dustproofcover......................................1
(6)powersupplycord..................................1
(7)OperationManual..................................1
3.PREVENTIVEMAINTENANCE
Preventivemaintenance,whenperformedonaregularbaSis,
canpreventinstrumentbreakdownandmayimprovethereliability
oftheoscilloscope.TheSeverityofenvironmenttowhichthis
instrumentissubjectedwilldeterminethefrequencyofmainte—
nance.Aconvenienttimetoperformpreventivemaintenanceis
precedingrecalibrationoftheinStrument.
Disassembly
Removethe4screwsinthetopcoveroftheinstrument.
GentlySeparatethetopcoverfromtheinStrumentandlayaside,
MostoftheinternalpartsoftheinStrumentarenowaccessible.
ifaccesstothefrontofthecircuitboardSarenecessary,
removetheknobsfromtheexternalcontrolshaftsontheboard.
RemovethetwoscrewsSecuringtheSidepaneltotheInput
Circuitboarda