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华仪安规测试仪
型号:7400系列
产品类型: 安规测试系列
特点: . 交/直流耐压、绝缘阻抗、接地阻抗测试 . 20×2 点矩阵 LCD 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/RS232/Print Card界面作控制 . 全范围电压输出的稳压率在1%以内
MODEL |
7410 |
7412 |
7420 |
7430 |
7440 |
AC WITHSTANDVOLTAGE |
Output Rating |
5KVAC/30mA |
5KVAC/20mA |
5KVAC/30mA |
5KVAC/40mA |
5KVAC/40mA |
|
Range |
Resolution |
Accuracy |
Output Voltage,ACV |
0 - 5000 |
1 |
±(2% of setting +5V) |
Output Frequency |
50Hz/60Hz ±100ppm, UserSelection |
Output Waveform |
Sine Wave ,THD.<2%(Resistive Load), Crest Factor = 1.3 - 1.5 |
Output Regulation |
± (1% of output + 5V), From noload to full load |
SETTINGS |
Hi-Limit AC Current, mA |
0-30.00 |
0-20.00 |
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=continu) |
0.1 |
Arc Detection |
1 - 9 ranges (9 is the mostsensitivity) |
AC Current Offset, mA |
0 - 2.000 or AutoSet |
DC WITHSTANDVOLTAGE |
Output Rating |
6KVDC/9999mA |
Output Voltage,DCV |
0 - 6000 |
1 |
±(2% of setting +5V) |
Output Ripple |
<5%(6KV/9999µA at ResistiveLoad) |
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% + 0.05sec) |
Dwell Time, second |
0, 0.4 - 999.9 (0=continu) |
0.1 |
Arc Detection |
1 - 9 ranges (9 is the mostsensitivity) |
DC Current Offset, mA |
0 - 200.0 or AutoSet |
Ramp High Current |
ON/OFF, UserSelection |
Charge – Low Current, µA |
0 - 350.0 or AutoSet |
Discharge Time |
< 200 msec |
INSULATIONRESISTANCE |
Output Rating |
1KVDC/9999MΩ |
Output Voltage,DCV |
100 - 1000 |
1 |
±(2% of setting +3V) |
Hi-Limit Resistance,MΩ |
0, 1 - 9999(0=OFF) |
1 |
±(2% of setting+2counts) at 500-1000VDC, 1 -1000 MΩ |
±(8% of setting+2counts) at 500-1000VDC, 1000 -9999 MΩ |
Lo-Limit Resistance,MΩ |
1 - 9999 |
1 |
±(8% of setting+2counts) at 100-500VDC, 1 -1000 MΩ |
Delay Time, second |
0, 0.5 - 999.9 (0=continu) |
0.1 |
±(0.1% + 0.05sec) |
Charge – Low Current, µA |
0 - 3.500 or AutoSet |
GROUND BOND (7440ONLY) |
Output Rating |
30A/600mΩ, 8V |
Output AC Current,A |
3.00 - 30.00 |
0.01 |
± (2% of setting +3counts) |
Output AC Voltage,V |
3.00 - 8.00 |
0.01 |
± (2% of setting +3 counts) atOpen circuit |
Output Frequency |
50Hz/60Hz ±100ppm, UserSelection |
SETTINGS |
Hi-Limit Resistance,mΩ |
0 – 150 (3 - 30A) |
1 |
± (2% of setting +2counts) |
Lo-Limit Resistance,mΩ |
0 - 600 (3 -10A) |
Lead Resistance Offset, mΩ |
0 -200 |
1 |
± (2% of setting +2counts) |
Dwell Time, second |
0.5 - 999.9s(0=continu) |
0.1 |
±(0.1% + 0.05sec) |
MEASUREMENT |
AC/DC Voltage, KV |
0 - 6.00 |
0.01 |
±(1.5% of reading +1count) |
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 |
0-3.500 |
3.00-30.00 |
3.00-20.00 |
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% ofreading+3counts) |
Resistance, ,MΩ(IR) |
1 - 9999
(Auto Range) |
0.001
0.01
0.1
1 |
±(8% of reading+2counts) at 100-500VDC,
1--1000 MΩ
±(8% of reading+2counts)at500-1000VDC,
1000 -9999 MΩ
±(8% of reading+2counts) at 100-500VDC,
1 -1000 MΩ |
Resistance, mΩ (GB) |
0 - 600 |
1 |
±(2% ofreading+2counts) |
GENERAL |
Input Voltage AC |
115/230Vac±15%, 50/60Hz ± 5%,Fuse 5A Slow for 7410/7412 model, 6.3A Slow for 7420/7430/7440model |
PLC Remote Control |
Input : Test , Reset ,Memory1.2.3
Output : Pass , Fail ,Processing |
Memory |
50 memories, 8steps/memory |
Display |
20×2 LCD with backlight |
Key Lock |
To prevent unauthorizedalteration of the test Parameters |
Calibration |
Build-in software and externalcalibrated meters |
Alarm Volume Setting |
Range: 0-9 ;0=OFF, 1 is softestvolume, 9 is loudest volume. |
Rear Panel Output |
YES |
YES |
YES |
YES |
YES |
Built-in Scanner |
- |
- |
8channels |
Option |
Option |
External Scanner |
YES |
YES |
YES |
YES |
YES |
Smart GFI |
YES |
YES |
YES |
YES |
YES |
Analog Meter |
- |
YES |
- |
YES |
YES |
RS232 Interface |
Option |
Option |
Option |
YES |
YES |
GPIB Interface |
Option |
Option |
Option |
Option |
Option |
Printer Interface |
Option |
Option |
Option |
Option |
Option |
TUV-GS listed |
- |
YES |
- |
YES |
YES |
CE Compliance |
- |
YES |
- |
YES |
YES |
Environment |
0-40℃, 20-80%RH |
Dimension (W×H×D) |
430×133×300 (mm) |
430×133×500( mm) |
430×133×500(mm) |
Net Weight |
12Kg |
18Kg |
22Kg |
STANDARDACCESSORIES |
Power Cord(10A) |
×1 |
Fuses |
×2 (Including a spare containedin the fuse holder) |
Hipot Test Lead , 1.5m(1101) |
×1 |
Return Test Cable (1102) |
×1 |
Hipot Return Lead , 1.8m(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 |
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