产品特点:· 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 7410 耐压绝缘测试仪,咨询:/68551217/65090040产品规格:
MODEL7410 | 7420 | 7430 | 7440 |
AC WITHSTAND VOLTAGE
Output Rating5KVAC / 30mA | 5KVAC / 30mA | 5KVAC / 40mA | 5KVAC / 40mA |
| Range | Resolution | Accuracy |
Output Voltage,ACV0 - 5000 | 1 | ±(2% of setting + 5V) |
Output Frequency50Hz / 60Hz ± 0.1%, User Selectable |
Output WaveformSine 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, mA0 - 30.00 | 0 - 30.00 | 0 - 40.00 | 0 - 40.00 |
Resolution : 0.01, Accuracy : ±(2% of setting + 3counts) |
Lo-Limit AC Current, mARange : 0 - 9.999 |
Resolution : 0.001, Accuracy : ±(2% of setting + 3counts) |
Ramp Time, second0.1 - 999.9 | 0.1 | ±(0.1% + 0.05sec) |
Dwell Time, second0, 0.3 - 999.9 (0=continuous) | 0.1 |
Arc DetectionThe range is from 1 - 9 (9 is the most sensitive) |
AC Current Offset, mA0 - 2.000 or Auto Set |
DC WITHSTAND VOLTAGE
Output Rating6KVDC/9999µA |
Output Voltage, DCV0 - 6000 | 1 | ±(2% of setting + 5V) |
Output Ripple< 5% (6KV / 9999 μA at Resistive Load) |
SETTINGS
Hi-Limit DC Current, µA0 - 9999 | 1 | ±(2% of setting + 3counts) |
Lo-Limit DC Current, µA0 - 999.9 | 0.1 | ±(2% of setting + 3counts) |
Ramp Time, second0.1 - 999.9 | 0.1 | ± (0.1% of setting + 0.05s) |
Dwell Time, second0, 0.4 - 999.9 (0=continuous) | 0.1 |
Arc DetectionThe range is from 1 - 9 (9 is the most sensitive) |
DC Current Offset, ?A0 - 200.0 or Auto Set |
Ramp High CurrentON/OFF, User Selectable |
Charge - Low Current, µA0 - 350.0 or Auto Set |
Discharge Time≦ 200 msec |
INSULATION RESISTANCE
Output Rating1KVDC / 9999MΩ |
Output Voltage, DCV100 - 1000 | 1 | ± (2% of setting + 3V) |
Hi-Limit Resistance, MΩ0, 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, MΩ1 - 9999 | 1 |
Delay Time, second0, 0.5 - 999.9 (0=continuous) | 0.1 | ±(0.1% + 0.05sec) |
Charge - Low Current, µA0 - 3.500 or Auto Set |
GROUND BOND (7440 ONLY)
Output Rating30A / 600mΩ, 8V |
Output AC Current, A3.00 - 30.00 | 0.01 | ± (2% of setting +3 counts) |
Output AC Voltage, V3.00 - 8.00 | 0.01 | ± (2% of setting +3 counts) at Open circuit |
Output Frequency50Hz/60Hz ±100ppm, User Selectable |
SETTINGS
Hi-Limit Resistance, mΩ0 - 150 (3 - 30A) | 1 | ± (2% of setting +2 counts) |
Lo-Limit Resistance, mΩ0 - 600 (3 - 10A) |
Lead Resistance Offset, mΩ0 -200 | 1 | ± (2% of setting +2 counts) |
Dwell Time, second0, 0.5 - 999.9 sec (0=continuous) | 0.1 | ± (0.1% of setting + 0.05s) |
MEASUREMENT
AC/DC Voltage, KV0 - 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, mA0 - 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, mA0.001 / 0.01 |
AC Current Accuracy, mA± (2% of reading + 3counts) |
DC Current Range, µA0 - 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 AC115V / 230Vac ± 15%, 50Hz / 60Hz ± 5%, max. current for 7410 model, max. current 6.3A for 7420 / 7430 / 7440 model |
PLC Remote ControlInput : Test, Reset, Memory1, 2, 3 |
Output : Pass, Fail, Processing |
Memory50 memories, 8 steps/memory |
Display20×2 LCD with back light |
Key LockTo prevent unauthorized alteration of the test Parameters |
CalibrationBuild-in software and external calibrated meters |
Alarm Volume SettingRange: 0-9 ;0=OFF, 1 is softest volume, 9 is loudest volume. |
Rear Panel OutputYES | YES | YES | YES |
Built-in Scanner- | 8 CHANNELS | OPTION | OPTION |
External ScannerYES | YES | YES | YES |
Smart GFIYES | YES | YES | YES |
Analog Meter- | - | YES | YES |
RS232 InterfaceOPTION | OPTION | YES | YES |
GPIB InterfaceOPTION | OPTION | OPTION | OPTION |
Printer InterfaceOPTION | OPTION | OPTION | OPTION |
TUV-GS listed- | - | YES | YES |
CE Compliance- | - | YES | YES |
Environment0-40℃, 20-80%RH |
Dimension (W × H × D), mm430 × 133 × 300 | 430 × 133 × 500 | 430 × 133 × 500 |
Net Weight12Kg | 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. |