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Extech 7440 台湾华仪Extech 7440
2018-05-29 15:43  点击:2004
联系方式
公司：深圳市美孚科技有限公司
状态：发送留言
姓名：秦经理(先生)
传真：0755-83506719
地区：广东-深圳市
地址：深圳市龙岗区深圳市坂田街道五和大道永香路华熠科技大厦B1008
邮件：2389059723@qq.com
Q Q ：2389059723
价格:未填
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 台湾华仪7440安规综合测试仪，华仪7440的简单介绍：

交/直流耐压、缘阻抗、接地阻抗测试

20 × 2 点矩阵OLED 显示器

可选配内建4组或8组高压矩阵式扫描信道(7420, 7430 & 7440)

内建50组程序记忆、每一组8个测试步骤可进行程序记忆步骤的连结测试

测试线路阻抗自我归零校整功能，确保测试结果的准确性

前面板软件输入校正

内建PLC Remote遥控界面

键盘锁定功能

可外接标准GPIB、USB & RS232、Printer Card 作控制

全范围电压输出的稳压率在1%以内

台湾华仪7440安规综合测试仪，华仪7440的技术参数：

7400 Series Electrical Safety Compliance Analyzer

MODEL 7410 7420 7430 7440
AC WITHSTAND VOLTAGE
Output Rating 5KVAC / 30mA 5KVAC / 30mA 5KVAC / 40mA 5KVAC / 40mA
  Range Resolution Accuracy
Output Voltage,ACV 0 - 5000 1 ±（2% of setting + 5V）
Output Frequency 50Hz / 60Hz ± 0.1%, User Selectable
Output Waveform Sine Wave ,THD. < 2% (Resistive Load), Crest Factor = 1.3 - 1.5
Output Regulation ± (1% of output + 5V), From no load to full load
SETTINGS
Hi-Limit AC Current, mA 0 - 30.00 0 - 30.00 0 - 40.00 0 - 40.00
Resolution : 0.01, Accuracy : ±（2% of setting + 3counts）
Lo-Limit AC Current, mA Range : 0 - 9.999
Resolution : 0.001, Accuracy : ±（2% of setting + 3counts）
Ramp Time, second 0.1 - 999.9 0.1 ±（0.1% + 0.05sec）
Dwell Time, second 0, 0.3 - 999.9
(0=continuous)		 0.1
Arc Detection The range is from 1 - 9 (9 is the most sensitive)
AC Current Offset, mA 0 - 2.000 or Auto Set
DC WITHSTAND VOLTAGE
Output Rating 6KVDC/9999µA
Output Voltage, DCV 0 - 6000 1 ±（2% of setting + 5V）
Output Ripple < 5% (6KV / 9999 μA at Resistive Load)
SETTINGS
Hi-Limit DC Current, µA 0 - 9999 1 ±（2% of setting + 3counts）
Lo-Limit DC Current, µA 0 - 999.9 0.1 ±（2% of setting + 3counts）
Ramp Time, second 0.1 - 999.9 0.1 ± (0.1% of setting + 0.05s)
Dwell Time, second 0, 0.4 - 999.9
(0=continuous)		 0.1
Arc Detection The range is from 1 - 9 (9 is the most sensitive)
DC Current Offset, ?A 0 - 200.0 or Auto Set
Ramp High Current ON/OFF, User Selectable
Charge - Low Current, µA 0 - 350.0 or Auto Set
Discharge Time ≦ 200 msec
INSULATION RESISTANCE
Output Rating 1KVDC / 9999MΩ
Output Voltage, DCV 100 - 1000 1 ± (2% of setting + 3V)
Hi-Limit Resistance, MΩ 0, 1 - 9999 (0=OFF) 1 100 - 499V
1 - 999.9, ± (8% of setting + 2counts)
500 - 1000V
1 - 999.9, ± (2% of setting + 2counts)
1000 - 9999, ± (8% of setting + 2counts)
Lo-Limit Resistance, MΩ 1 - 9999 1
Delay Time, second 0, 0.5 - 999.9
(0=continuous)		 0.1 ±（0.1% + 0.05sec）
Charge - Low Current, µA 0 - 3.500 or Auto Set
GROUND BOND (7440 ONLY)
Output Rating 30A / 600mΩ, 8V
Output AC Current, A 3.00 - 30.00 0.01 ± (2% of setting +3 counts)
Output AC Voltage, V 3.00 - 8.00 0.01 ± (2% of setting +3 counts) at Open circuit
Output Frequency 50Hz/60Hz ±100ppm, User Selectable
SETTINGS
Hi-Limit Resistance, mΩ 0 - 150 (3 - 30A) 1 ± (2% of setting +2 counts)
Lo-Limit Resistance, mΩ 0 - 600 (3 - 10A)
Lead Resistance Offset, mΩ 0 -200 1 ± (2% of setting +2 counts)
Dwell Time, second 0, 0.5 - 999.9 sec (0=continuous) 0.1 ± (0.1% of setting + 0.05s)
MEASUREMENT
AC/DC Voltage, KV 0 - 6.00 0.01 ±(1.5% of reading ) > 500V
±(1.5% of reading + 1 count) < 500V
DC Voltage, V (IR) 100 - 1000 1 ±（1.5% of reading + 3V）
AC Current Range, mA 0 - 3.500 0 - 3.500 0 - 3.500 0 - 3.500
3.00 - 30.00 3.00 - 30.00 3.00 - 40.00 3.00 - 40.00
AC Current Resolution, mA 0.001 / 0.01
AC Current Accuracy, mA ± (2% of reading + 3counts)
DC Current Range, µA 0 - 350.0 0.1 ± (2% of reading + 3counts)
300 - 3500 1
3000 - 9999 10
AC Current, A (GB) 0 - 35.00 0.01 ±（2% of reading+3counts）
Resistance, , MΩ(IR) 1 - 9999 
(Auto Range)		 0.001
0.01
0.1
1		 100 - 499V
1 - 999.9, ± (8% of reading + 2counts)
500 - 1000V
1 - 999.9, ± (2% of reading + 2counts)
1000 - 9999, ± (8% of reading + 2counts)
Resistance, , mΩ (GB) 0 - 600 1 ±（2% of reading+2counts）
GENERAL
Input Voltage AC 115V / 230Vac ± 15%, 50Hz / 60Hz ± 5%, max. current for 7410 model, max. current 6.3A for 7420 / 7430 / 7440 model
PLC Remote Control Input : Test, Reset, Memory1, 2, 3
Output : Pass, Fail, Processing
Memory 50 memories, 8 steps/memory
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
Alarm Volume Setting Range: 0-9 ;0=OFF, 1 is softest volume, 9 is loudest volume.
Rear Panel Output YES YES YES YES
Built-in Scanner - 8 CHANNELS OPTION OPTION
External Scanner YES YES YES YES
Smart GFI YES YES YES YES
Analog Meter - - YES YES
RS232 Interface OPTION OPTION YES YES
GPIB Interface OPTION OPTION OPTION OPTION
Printer Interface OPTION OPTION OPTION OPTION
TUV-GS listed - - YES YES
CE Compliance - - YES YES
Environment 0-40℃, 20-80%RH
Dimension (W × H × D), mm 430 × 133 × 300 430 × 133 × 500 430 × 133 × 500
Net Weight 12Kg 18Kg 22Kg
STANDARD ACCESSORIES
Power Cord(10A) ×1
Fuses ×2 (Including a spare contained in the fuse holder)
Hipot Test Lead ,1.5m(1101) ×1
Return Test Cable(1102) ×1
Ground Bond Test Lead 30A, 1.5m (1103) - - - ×1
Ground Bond Return Lead 30A, 1.5m (1104) - - - ×1
Hipot Output Link Lead, 1.5m (1109) - ×8 - -
RS232 Link Cable 1.5m (1130) - - ×1 ×1
Disk (RS232 test program) - - ×1 ×1
*product specifications are subject to change without notice.
Extech7430安规综合测试仪，台湾华仪7430的附件选择：

Opt.701 Scanner Channel to 4W+4G for 7440

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Opt.702 Scanner Channel to 8W+8G for 7440

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Opt.703 Scanner Channel to 4W for 7430

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Opt.704 Scanner Channel to 8W for 7430

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Opt.706 GPIB Interface

  

Opt.707 Printer Port Interface

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Opt.717 6KV AC output

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Opt.718 Change High Limit setting to 9.999mA

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Opt.719 Modify 7410 Dwell to 0.1 - 999 second

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Opt.720 Modify 7410 DCW to 3.5KVA/20mA

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Opt.727 JigA/JigB Option for 7400 + 7006

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Opt.728 JigA/JigB Option for 4W4G

  

Opt.731 GPIB Interface

  

Opt.732 Printer Port Interface

  

Opt.763 USB & RS232 PC Control Card

  

Opt.733 Setup Program Copy Function for 7440 only

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