英国TTiPLH120/PLH250高精度线性直流电源TTiPLH系列高性能线性直流稳压电源它是基于低电压精度的线性电源新的PL系列（提供高达60V）具有相同的套管式和类似的输出功率。然而，某些功能的高电压的相关是不同的。PLH系列的真正的模拟控制，结合新的数字为基础的方便的特点。产品特点：•为便于使用真实的模拟控制•S-锁功能立即锁定设置•为减少不确定性的计量精度•平均的低电流范围，电流表•直流输出开关和“视图限制”按钮•为了获得***佳性能的线性调节•超紧凑的设计，使用更少的空间•比其他线性供应更高的能源效率•安全接线柱连接端子产品型号/规格：•PLH120-0to120Vat0to750mA•PLH250-0to250Vat0to375mALowerVoltageModels-GoHereforNewPLandPL-PSeriesPL068-0to6Vat0.to8APL155-0to15Vat0to5APL303-0to30Vat0to3APL601-0to60Vat0to1.5APL303QMD-2x(0to30Vat0to3A)PL303QMT-2x(0to30Vat0to3A)plus0to6Vat0.to8AOUTPUTSPECIFICATI***Voltage/CurrentLevelsPLH120-0to120V/0.01mAto750mA(90Wmax.)PLH250-0to250V/0.01mAto375mA(94Wmax.)Note:Actualmaximaforvoltageandcurrentaretypically1%greaterthanthefiguresgivenaboveexceptforthevoltagecontrolonthePLH250whichislimitedto250.0V.OutputSetting&ControlVoltageSetting:Bycoarseandfinecontrols.CurrentSetting:Bysinglelogarithmiccontrol.LowCurrentRange:Reducesmax.currentto75mAandincreasesresolutionto0.01mA.OutputMode:C***tantvoltageorc***tantcurrentwithautomaticcross-over.CCindicatorlitinc***tantcurrentmode.OutputSwitch:Electronic,nonisolating.PresetvoltageandcurrentlimitdisplayedwhenOutputisoff.Outputrisetimenoload<20ms.ViewSettings:WiththeoutputOn,themetersshowactualvoltageandcurrent.ThepresetlevelscanbeviewedandadjustedatanytimebypressingtheViewSettingsbutton.V-Span(VoltageSpanControl)Thevoltageadjustmentrangecanbecontrolledbydigitalsettingoftheend-stopvaluesofthecoarsevoltagecontroltoanydesiredvalues.TherangeforVmaxis1Vto120Vor250Vdependingonmodel.TherangeforVminis0to(Vmax–1V).S-Lock(SettingsLock)Voltageandcurrentsettingscanbelockedbyasinglebuttonpress.Lockaccuracyisequaltothemeteraccuracy(seeMeterSpecification).OutputPerformanceRipple&Noise:Normalmodevoltage:<2mVrmsand10mVp-pNormalmodecurrent:<10uArms;<1uArmson75mArangeCommonmodecurrent:<20uArmsLoadRegulation:Voltage-<0•01%+10mV.Current-typically0•01%+50μA.LineRegulation:Voltage<0•01%+10mVfor10%linechange.Current<0•01%+50μA.for10%linechange.TransientResp***e:<250μstowithin50mVofsettingfora90%loadchange.Temp.Coefficient:Voltage:typically<(50ppm+2mV)/°CCurrent:typically<(100ppm+0.1mA)/°C;<(100ppm+0.01mA)/°Con75mArange.OutputProtectionOutputProtection:Outputwillwithstandforwardvoltagesofuptoratedoutputvoltage.Reverseprotectionbydiodeclampforcurrentsto3A.OVPandOCPTrips:Voltageorcurrentmeasuredtobeinexcessof105%oftheratedmaximumwillcausetheoutputtotripoff.Over-temperature:Outputtripsoffforover-temperature.SafetyInterlocks:Operati***thatcouldcauseanunexpectedchangeinvoltageorcurrentsettingsareinterlockedwiththeoutputswitch.OutputConnecti***OutputTerminals:Universal4mmsafetybindingpostson19mm(0•75”)spacing.Terminalscanacceptfixedshroud4mmplugs,standard4mmplugs,forkterminalsandbarewires.RemoteSenseSenseSelection:VoltagesensingisselectedasLocalorRemotebyfrontpanelswitch.SenseTerminals:Sprungloadedscrew-lessterminals.METERSPECIFICATI***DisplayType:Dual4-digitmeters,10mm(0•39”)LED.VoltageMeterResolution:100mVAccuracy:±(0•1%ofreading+100mV)CurrentMeterResolution:0.1mA(0•01mAon75mArange)Accuracy:±(0•3%+0.3mA);±(0•3%+0•03mA)on75mArangeMeterDamping:Normally20ms,switchableto2secfor***eragingrapidlyvaryingloadsGENERALSPECIFICATI***InputACInput:230VACor115VAC±10%,50/60Hz.InstallationCategoryIIInputPower:280VAmax.Temperature&EnvironmentalOperatingRange:+5ºCto+40ºC,20%to80%RHStorageRange:-40ºCto+70ºCEnvironmental:Indooruseataltitudesupto2000m,PollutionDegree2.Cooling:Intelligentvariable-speedlownoisefanassistsconvection.Safety&EMCSafety:ComplieswithEN61010-1EMC:ComplieswithEN61326PhysicalSize:PLHmodels-107mmx131mm(¼rack3U)x288mm,PLH-Pmodels-107mmx131mm(¼rack3U)x315mm,(sizesexcludefeet,knobsandterminals).Weight:PLHmodels-4•9kg;PLH-Pmodels-5.0kgOPTI***RackMount(RM450)19inch4UrackmountsuitableforuptofourPLHseriespowersupplies.AlternativelytheycanbemixedwiththelowervoltageNewPLseriesinasinglerackwithuptofoursinglepowersupplies,twodualpowersupplies,oranymixture.Blankingplatesareprovidedforunusedpositi***.The4Uheightprovideslimitedventilationspaceaboveandbelowthepowersupplies.)