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
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 | 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 ±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 | 0-30.00 | 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 | 1 - 9 ranges （9 is the most sensitivity） | | 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/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=continuous） | 0.1 | | 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 -999.9 MΩ
±（8% of setting+2counts）at 500-1000VDC, 1000 -9999 MΩ
±（8% of setting+2counts）at 100-499VDC, 1 -999.9 MΩ | | 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 Selection | | SETTINGS | Hi-Limit Re
- 企业名片-- 苏州市吴中区甪直万宝至仪器设备经营部
- 联系人：彭金光 先生
- 经营模式：贸易商
- 电话：86 0512 18914063468
- 手机：13771620045
- 传真：86 0512 65014568
- 地址：江苏省苏州市吴中区甪直镇中联二期
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品牌台湾华仪型号7420安规综合分析仪 类型7420安规综合分析仪测试范围交/直流耐压、绝缘阻抗，内建8通道扫描功能；耐压...
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