| 类型 | 台式 | 品牌 | 台湾骅仪 |
| 型号 | 7440 |
简单介绍
·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)。
·Extech 7440 安规综合分析仪,咨询电话://
安规综合分析仪的详细介绍
·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。
·Extech 7440 安规综合分析仪,咨询电话://
SPECIFICATIONS | |||||
MODEL | 7410 | 7412 | 7420 | 7430 | 7440 |
AC WITHSTAND VOLTAGE | |||||
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, User Selection | ||||
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 | 0-20.00 | 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 | 0.1 | |||
(0=continuous) | |||||
Arc Detection | 1 - 9 ranges (9 is the most sensitivity) | ||||
AC Current Offset, mA | 0 - 2.000 or Auto Set | ||||
DC WITHSTAND VOLTAGE | |||||
Output Rating | 6KVDC/9999?A | ||||
Output Voltage, DCV | 0 - 6000 | 1 | ± （ 2% of setting + 5V ） | ||
Output Ripple | <5% （ 6KV/9999µA 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% + 0.05sec ） | ||
Dwell Time, second | 0, 0.4 - 999.9 | 0.1 | |||
(0=continuous) | |||||
Arc Detection | 1 - 9 ranges (9 is the most sensitivity) | ||||
DC Current Offset, ?A | 0 - 200.0 or Auto Set | ||||
Ramp High Current | ON/OFF, User Selection | ||||
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 | ± （ 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 | 0.1 | ± （ 0.1% + 0.05sec ） | ||
(0=continuous) | |||||
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 Selection | ||||
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% + 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% of reading+3counts ） | ||
Resistance, , MΩ(IR) | 1 - 9999 | 0.001 | ± （ 8% of reading+2counts ） at 100-500VDC, | ||
(Auto Range) | 0.01 | 1--1000 MΩ | |||
0.1 | ± （ 8% of reading+2counts ） at 500-1000VDC, | ||||
1 | 1000 -9999 MΩ | ||||
± （ 8% of reading+2counts ） at 100-500VDC, | |||||
1 -1000 MΩ | |||||
Resistance, , mΩ (GB) | 0 - 600 | 1 | ± （ 2% of reading+2counts ） | ||
GENERAL | |||||
Input Voltage AC | 115/230Vac±15%, 50/60Hz ± 5%, Fuse 5A Slow for 7410/7412 model, 6.3A Slow 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 | 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 | ||
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 - | ||||
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 |
*product specifications are subject to change without notice. | |||||
