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          台湾华仪7472耐压安规测试仪

          发布者:曾广科 | 来源:深圳市龙岗区胜科电子仪器行发布时间:2020-07-25
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          7472 DC 12KV耐压测试仪,20×2 点矩阵LCD 显示器,内含智能型防高压触电装置Smart GFI(砖利: 169000),全范围输出稳压率可达1%,内建50组程序记忆;记忆组间可进行连结测试,内建远程控制界面,键盘锁定功能,可选购界面GPIB,RS232或Printer Card。

          SPECIFICATIONS

          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 (for7470)

          0 - 9.999/10.00 - 20.00

          0.001/0.01

          ±(2% of setting + 2counts)

          Ramp Up Time, second

          0.1 - 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 CurrentRange, 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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