7400系列安規(guī)綜合分析儀
7400系列安規(guī)綜合分析儀，提供多達(dá)十個(gè)機(jī)種，包括五款通用性廣泛的機(jī)型、三款500va容量機(jī)型及兩款超高輸出電壓機(jī)型。全系列均以微處理器配合周密的線路設(shè)計(jì)，提供使用者安全的作業(yè)環(huán)境、人性化的操作模式以及的輸出值和量測(cè)值。多功能、全自動(dòng)設(shè)計(jì)，并提供各式附屬配備，滿(mǎn)足安全、快速及多樣化的安規(guī)測(cè)試需求。
7400系列安規(guī)綜合分析儀，擁有多項(xiàng)專(zhuān)利技術(shù)：其中ramp+high功能，可以在不影響度的條件下，大幅提升測(cè)試效率；charge-low功能，負(fù)責(zé)確保接線的妥善性；自動(dòng)快速放電線路和smart-gfi線路，則可自動(dòng)提供使用者的安全保護(hù)措施。
7400系列安規(guī)綜合分析儀，可執(zhí)行符合國(guó)際安全規(guī)范標(biāo)準(zhǔn)的測(cè)試項(xiàng)目，諸如ul，csa，iec，vde，tuv，jis以及en。系列中多數(shù)分析儀本射亦已取得ce、tuv-gs認(rèn)證，適足以彰顯產(chǎn)品設(shè)計(jì)精良、品質(zhì)優(yōu)勢(shì)以及extech至力于維護(hù)使用者安全的用戶(hù)和對(duì)使用者人身安全的尊重。
特點(diǎn)和優(yōu)勢(shì)
■交/直流耐壓、絕緣阻抗、接地阻抗測(cè)試
■ 20×2 點(diǎn)矩陣 lcd 顯示器
■ 可選配內(nèi)建4組或8組高壓矩陣式掃描信道(7420, 7430 &7440)
■內(nèi)建50組程序記憶、每一組8個(gè)測(cè)試步驟可進(jìn)行程序記憶步驟的連結(jié)測(cè)試
■測(cè)試線路阻抗自我歸零校整功能，確保測(cè)試結(jié)果的準(zhǔn)確性
■ 前面板軟件輸入校正
■ 內(nèi)建plc remote遙控界面
■ 鍵盤(pán)鎖定功能
■ 可外接標(biāo)準(zhǔn)gpib/rs232/printcard界面作控制
■ 全范圍電壓輸出的穩(wěn)壓率在1%以?xún)?nèi)
技術(shù)參數(shù)
model7410742074307440ac withstandvoltageoutput rating5kvac/30ma5kvac/30ma5kvac/40ma5kvac/40marangeresolutionaccuracyoutput voltage,acv0 - 50001±(2% of setting +5v)output fre/60hz ±100ppm,user selectionoutput waveformsine wave,thd.<2% (resistive load), crest factor = 1.3 - 1.5output regulation± (1% of output +5v), from no load to full loadsettingshi-limit accurrent, ma0-30.000-30.000-40.000-40.00resolution : 0.01,accuracy : ±(2% of setting + 3counts)lo-limit accurrent, marange : 0 -9.999resolution :0.001, accuracy : ±(2% of setting + 3counts)ramp time, second0.1 - 999.90.1±(0.1%+ 0.05sec)dwell time, second0, 0.3 - 999.9
(0=continuous)0.1arc detection1 - 9 ranges (9 isthe most sensitivity)ac current offset,ma0 - 2.000 or autosetdc withstandvoltageoutput rating6kvdc/9999μaoutput voltage,dcv0 - 60001±(2% of setting +5v)output ripple<5%(6kv/9999μaat resistive load)settingshi-limit dc current,μa0 - 99991±(2% of setting +3counts)lo-limit dc current,μa0 - 999.90.1±(2% of setting +3counts)ramp time, second0.1 - 999.90.1±(0.1%+ 0.05sec)dwell time, second0, 0.4 - 999.9
(0=continuous)0.1arc detection1 - 9 ranges (9 isthe most sensitivity)dc current offset,a0 - 200.0 or autosetramp high currenton/off, userselectioncharge - low current,μa0 - 350.0 or autosetdischarge time≦ 200msecinsulationresistanceoutput rating1kvdc/9999mωoutput voltage,dcv100 - 10001±(2% of setting +3v)hi-limit resistance,mω0, 1 - 9999(0=off)1±(2%of setting+2counts)at 500-1000vdc, 1 -999.9 mω
±(8% of setting+2counts)at500-1000vdc, 1000 -9999 mω
±(8% of setting+2counts)at100-499vdc, 1 -999.9 mωlo-limit resistance,mω1 - 99991delay time, second0, 0.5 - 999.9
(0=continuous)0.1±(0.1% +0.05sec)charge - low current,μa0 - 3.500 or autosetground bond (7440only)output rating30a/600mω,8voutput ac current,a3.00 - 30.000.01± (2% of setting+3 counts)output ac voltage,v3.00 - 8.000.01± (2% of setting+3 counts) at open circuitoutput fre/60hz ±100ppm,user selectionsettingshi-limit resistance,mω0 - 150 (3 - 30a)1± (2%of setting +2 counts)lo-limit resistance,mω0 - 600 (3 - 10a)lead resistance offset,mω0 -2001± (2% of setting+2 counts)dwell time, second0, 0.5 - 999.9 sec(0=continuous)0.1±(0.1% +0.05sec)measurementac/dc voltage, kv0 - 6.000.01±(1.5% of reading+ 1count)dc voltage, v (ir)100 - 10001±(1.5% of reading+ 3v)ac current range,ma0-3.5000-3.5000-3.5000-3.5003.00-30.003.00-30.003.00-40.003.00-40.00ac current resolution,ma0.001/0.01ac current accuracy,ma± (2% of reading +3counts)dc current range,μa0-350.00.1± (2%of reading + 3counts)300 - 3500ac current, a (gb)0 - 35.000.01±(2% ofreading+3counts)resistance, ,mω(ir)1 - 9999
(auto range)0.001
0.01
0.1
1±(8% ofreading+2counts)at 100-499vdc,
1-999.9 mω
±(8% of reading+2counts)at500-1000vdc,
1000 -9999 mω
±(2% of reading+2counts)at500-1000vdc,
1 -999.9 mωresistance, , mω(gb)0 - 6001±(2% ofreading+2counts)generalinput voltage ac115/230vac±15%,50/60hz ± 5%, fuse 5a slow for 7410/7412 model, 6.3a slow for7420/7430/7440 modelplc remotecontrolinput : test ,reset , memory1.2.3output : pass ,fail , processingmemory50 memories, 8steps/memorydisplay20×2 lcd with backlightkey lockto preventunauthorized alteration of the test parameterscalibrationbuild-in softwareand external calibrated metersalarm volumesettingrange: 0-9 ;0=off,1 is softest volume, 9 is loudest volume.rear panel outputyesyesyesyesbuilt-in scanner-8channelsoptionoptionexternal scanneryesyesyesyessmart gfiyesyesyesyesanalog meter--yesyesrs232 interfaceoptionoptionyesyesgpib interfaceoptionoptionoptionoptionprinter interfaceoptionoptionoptionoptiontuv-gs listed--yesyesce compliance--yesyesenvironment0-40℃,20-80%rhdimension (w×h×d)430×133×300 (mm)430×133×500( mm)430×133×500(mm)net weight12kg18kg22kgstandardaccessoriespower cord(10a)×1fuses×2 (including aspare contained in the fuse holder)hipot test lead,1.5m(1101)×1return testcable(1102)×1hipot return lead,1.8m(1103)---×1ground bond return lead 30a,1.5m(1104)---×1hipot output link lead,1.5m(1109)-×8--rs232 link cable1.5m(1130)--×1×1disk ( rs232 test program)--×1×1*productspecifications are subject to change without notice.
本產(chǎn)品的加工定制是是，品牌是EXTECH/華儀，型號(hào)是EXTECH7440，測(cè)量范圍是5KVAC/40mA，測(cè)量精度是-，產(chǎn)品用途是-