接地电阻测试仪(40A/8V),7314,EXTECH/华仪
| 7314 接地电阻测试仪产品特性 |
◆ 提供AC 40A/8V的恒流源输出，量测阻抗范围0~600mΩ
◆ 体积小、重量轻，与耐压测试器连接符合标准19英寸仪器架
◆ 插拔式四线/二线选择端子，大电流输出线与负载电压检测点分开提供使用者更多精密的量测(可选购背板输出)
◆ 大型128×64 Graphic LCD 显示器
◆ 内建恒流线性放大输出
◆ 内含10组记忆组，每个记忆组含有3个步骤，可针对不同产品做设定，一次设定，连接测试。
◆ 可与耐压/绝缘阻抗测试器连接测试
◆ 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
◆ 时间与日期的设定，可设定校正时间及预警时间提醒使用者
◆ 内建PLC Remote遥控界面
◆ 键盘锁定功能
◆ 安全锁定功能 |
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| 面板介绍 |
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| 技术参数 |
| MODEL | 7314 | | GROUND BOND | | Output AC Current | 1~40A | | Output AC Voltage | 8V, Maximum | | Output Frequerncy | 50Hz/60Hz±100ppm, User Selection | | SETTINGS | | Max-Limit Range | Resistance | 0~600mΩ | 0~200mΩ | 0~150mΩ | | AC Current | 1.00~10.00A | 10.01~30.00A | 30.01~40.00A | | Resolution | 1mΩ | | Accuracy | Same as Resistance Measurment Accuracy | | Min-Limit Range | Resistance | 0~600mΩ | 0~200mΩ | 0~150mΩ | | AC Current | 1.00~10.00A | 10.01~30.00A | 30.01~40.00A | | Resolution | 1mΩ | | Accuracy | Same as Resistance Measurment Accuracy | | Lead Resistance Offset | Range | 0~100mΩ, Auto/manual | | Resolution | 1mΩ | | Accuracy | ±(2% of setting +2 counts) | | Dwell Time | Range | 0, 0.5~999.9sec (0=continuous) | | Resolution | 0.1 sec | | Accuracy | ±(0.1% + 0.05sec) | | MEASURMENT | | AC Current | Range | 1.00~40.00A | | Resolution | 0.01A | | Accuracy | ±(3%of reading +3count) | | Resistance | Range | 0~600mΩ | 0~200mΩ | 0~150mΩ | 1.00~5.99A
6.00~10.00A | 10.01~30.00A | 30.01~40.00A | | Resolution | 1mΩ | | Accuracy | ±3% of reading +3counts)
1.00~5.99A
±3% of reading +2counts)
6.00~10.00A
| ±3% of reading +2counts) | | GENERAL | | Input Voltage AC | 115/230Vac±15%, 50/60Hz ± 5%, Fuse 6.3A | | PLC Remote Control | Input: Test , Reset,Withstand Processing ,(Memory1.2.3, Interlock for 7314/7315/7316 model only) | | Output: Pass, Fail, Processing, Reset Out, Start Out | | Memory | 10 memories, 3 steps/memory | | Display | 128×64 Graphic LCD | | Key Lock | To prevent unauthorized alteration of the test Parameters | | Calibration | Build-in software and external calibrated meters | | Verification | Build-in software driven verification menu to test fault detection circuits | | Alarm Volume Setting | Range: 0-9 ;0=OFF, 1 is softest volume, 9 is loudest volume. | | Environment | 0-40℃, 20-80%RH | | Dimension | 215(W)×89(H)×430(D)mm | | Net Weight | 14kg | | STANDARD ACCESSORIES | | Power Cord(10A) | ×1 | | Fuses | ×2 (Includeing a spare contained in the fuse holder) | | Ground Bond Reutrn Lead 40A, 1.6m(1137) | ×1 | | Ground Bond Tester Lead 40A, 1.6m(1138) | ×1 |
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