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            蘇州眾業(yè)電子有限公司>>安規(guī)測(cè)試設(shè)備>>耐壓測(cè)試儀>> 7474直流20KV耐壓測(cè)試儀

            直流20KV耐壓測(cè)試儀

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            • 型號(hào) 7474
            • 品牌 EEC/中國(guó)臺(tái)灣華儀
            • 廠商性質(zhì) 代理商
            • 所在地 蘇州市
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            更新時(shí)間:2015-08-25 00:51:24瀏覽次數(shù):948

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            Extech 7474 20KV直流耐壓測(cè)試儀20×2 點(diǎn)矩陣LCD顯示器,全范圍輸出穩(wěn)壓率可達(dá)1%,內(nèi)建50組程序記憶;記憶組間可進(jìn)行連結(jié)測(cè)試,防高壓觸電功能,當(dāng)人體誤觸時(shí)可立即中斷輸出,可選購(gòu)界面GPIB,RS232或Printer Card,可選購(gòu)安規(guī)自動(dòng)化測(cè)試軟件,經(jīng)由個(gè)人計(jì)算機(jī)PC作控制。

            詳細(xì)介紹

            中國(guó)臺(tái)灣華儀電子EXTECH 1978年創(chuàng)立,EXTECH為電子安規(guī)檢測(cè)儀器的,產(chǎn)品包括耐壓測(cè)試儀、絕緣阻抗測(cè)試儀、接地阻抗測(cè)試儀、泄漏電流(接觸電流)儀、交流變頻電源等。

            Extech 7474 20KV直流耐壓測(cè)試儀超過(guò)30年的經(jīng)驗(yàn)累積,中國(guó)臺(tái)灣華儀電子、美國(guó)AR跨國(guó)研發(fā)團(tuán)隊(duì)合作;在產(chǎn)品服務(wù)上,堅(jiān)持專業(yè)技術(shù)、產(chǎn)品設(shè)計(jì)與zui高品質(zhì)。近30年來(lái),華儀對(duì)于產(chǎn)品完善品質(zhì)的堅(jiān)持與提供客戶完整解決方案的努力,獲得客戶的廣在回響,讓華儀始終穩(wěn)居大中華地歐測(cè)試儀器市場(chǎng)。我司做為中國(guó)臺(tái)灣華儀電子EXTECH多年的戰(zhàn)略合作伙伴,我們將提供更好的服務(wù)及更低的價(jià)格。

            Extech 7474 20KV直流耐壓測(cè)試儀 產(chǎn)品特點(diǎn):

            · 內(nèi)含智能型防高壓觸電裝置Smart GFI(: 169000)。
            · 全范圍輸出穩(wěn)壓率可達(dá)1%。
            · 內(nèi)建50組程序記憶;記憶組間可進(jìn)行連結(jié)測(cè)試。
            · 內(nèi)建遠(yuǎn)程控制界面。
            · 鍵盤鎖定功能。
            · 可選購(gòu)界面GPIB,RS232或Printer Card。

            MODEL 7470 7472 7473 7474
            Output Rating 10KVAC/20mA 12KVDC/10mA 20KVAC/10mA 20KVDC/5mA
            AC WITHSTAND VOLTAGE (7470&7473)
              Range Resolution Accuracy
            Output Voltage, ACV (for 7473) 0 - 20000 10 ±(2% of setting + 20V)
            Output Voltage, ACV (for 7470) 0 - 10000 10 ±(2% of setting + 10V)
            Output Frequency 50Hz/60Hz ±100ppm, User Selection
            Output Waveform Sine Wave ,THD.<2% (Resistive Load), Crest Factor = 1.3 - 1.5
            Output Regulation ± (1% of output + 10V), From no load to full load
            SETTINGS
            Hi / Lo -Limit AC Current, mA (for 7473) 0 - 9.999 0.001 ±(2% of setting + 2counts)
            Hi / Lo -Limit AC Current, mA (for 7470) 0 - 9.999/10.00 - 20.00 0.001/0.01 ±(2% of setting + 2counts)
            Ramp Up Time, second 0.3 - 999.9 0.1 ±(0.1% + 0.05sec)
            Ramp Down Time, second 0.0 - 999.9 0.1
            Dwell Time 0, 0.3 - 999.9 sec (0=continuous) 0.1
            0, 0.1 - 999.9 min (0=continuous) 0.1
            0, 0.1 - 999.9 hr (0=continuous) 0.1
            Cycle Test 0 - 9999 Times, (0=continuous)
            Arc Detection Range 1 - 7 > 15kV , Range 1 - 9 < 15kV
            AC Current Offset, mA 0 - 2.000 or Auto Set ( Option )
            MEASUREMENT
            AC Voltage, KV (for 7473) 0 - 20.00 0.01 ±(2% of reading + 2counts)
            AC Voltage, KV (for 7470) 0 - 10.00 0.01 ±(2% of reading + 2counts)
            AC Current Range, mA 0-3.500 0.001 ±(2% of reading + 3counts)
            3.00-10.00 (for 7473) 0.01
            3.00-20.00 (for 7470) 0.01
            DC WITHSTAND VOLTAGE (7472&7474)
            Output Voltage, DCV (for 7474) 0 - 20000 10 ±(2% of setting + 20V)
            Output Voltage, DCV (for 7472) 0 - 12000 10 ±(2% of setting + 10V)
            Output Ripple < 5%(在20KV/5000µA for 7474, 12KV/9999µA at Resistive Load for 7472)
            SETTINGS
            Hi / Lo -Limit DC Current, µA (for 7474) 0.0 - 999.9/1000 - 5000 0.1/1 ±(2% of setting + 2counts)
            Hi / Lo -Limit DC Current, µA (for 7472) 0.0 - 999.9/1000 - 9999 0.1/1 ±(2% of setting + 2counts)
            Ramp Up Time, second 0.4 - 999.9 0.1 ±(0.1% + 0.05sec)
            Ramp Down Time, second 0.0,1.0 - 999.9 0.1
            Dwell Time 0, 0.4 - 999.9 sec (0=continuous) 0.1
            0, 0.1 - 999.9 min (0=continuous) 0.1
            0, 0.1 - 999.9 hr (0=continuous) 0.1
            Cycle Test 0 - 9999 Times, (0=continuous)
            Arc Detection Range 1 - 9 (9 is the most sensitivity)
            DC Current Offset, µA 0.0 - 200.0 or Auto Set (Option )
            Ramp High Current ON/OFF, User Selection
            Charge - Low Current, µA 0.0 - 350.0 or Auto Set
            Discharge Time < 200 msec
            Maximum Capacitive Load 1.5µF < 2KV 0.15µF < 8KV 0.12µF < 14KV 0.08µF < 20KV
            0.28µF < 4KV 0.15µF < 10KV 0.1µF < 16KV
            0.18µF < 6KV 0.12µF < 12KV 0.08µF < 18KV
            MEASUREMENT
            DC Voltage, KV (for 7474) 0 - 20.00 0.01 ±(1.5% of reading + 2count)
            DC Voltage, KV (for 7472) 0 - 10.00 0.01 ±(1.5% of reading + 2count)
            DC Current Range, µA 0-350.0 0.1 ± (2% of reading + 3counts)
            300-3500 1
            3000 - 5000 (for 7474)
            3000-9999 (for 7472)
            10
            GENERAL
            Input Voltage AC 115/230VAC ± 15% , 50/60Hz ± 5% Fuse: 6.3A Slow
            PLC Remote Control Input : Test , Reset , Memory1.2.3 ,Interlock
            Output : Pass , Fail , Processing
            Safety Smart-GFI Function (<1mA)
            Memory 50 memories
            Display 20*2 LCD with back light
            Key Lock To prevent unauthorized alteration of the test Parameters
            Calibration Build-in software and external calibrated meters
            Interface RS232/GPIB /Printer Card (Option)
            Alarm Volume Setting 10 ranges set by the numeric keys on the front panel
            Environment 0-40℃, 20-80%RH
            Dimension 430mm(W)×133mm(H)×400mm(D)
            Net Weight 24Kg 24Kg 22.5Kg 23Kg
            STANDARD ACCESSORIES
            Power Cord (10A) ×1
            Fuses ×2 (Including a spare contained in the fuse holder)
            Interlock Disable Key (1505) ×1
            Hipot Test Lead ,1.5m (1142) - - ×1 ×1
            Hipot Test Lead ,1.5m (1143) ×1 ×1 - -
            Hipot Return Lead ,1.8m (1144) ×1 ×1 ×1 ×1

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