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当前位置：姑苏区汇普特仪器仪表商行>>安规综合测试仪器>>耐压测试器>> 7142精密交直流耐压绝缘测试器 华仪EXTECH
| 型号 | 7142 | |||
| 交流耐压 | ||||
| 输出范围 | 5KVAC/20mA | |||
| 范围 | 解析度 | 误差 | ||
| 输出电压, KVAC | 0-5.00 | 0.01 | ±(2% of setting + 5V) | |
| 输出频率 | 50Hz/60Hz ±100ppm, 用户设定 | |||
| 输出波形 | 正弦波, THD.<2%(阻性负载), 波峰因素=1.3-1.5 | |||
| 输出精度 | ±(2% of setting + 5V), 从没有负载到满载 | |||
| 设置 | ||||
| 交流电流上限, mA | 0-20.00 | 0.01 | ±(2% of setting + 2位) | |
| 交流电流下限, mA | 0-9.999 | 0.001 | ||
| 上升时间, 秒 | 0.1-999.9 | 0.1 | ±(1% of setting + 0.05秒) | |
| 下降时间, 秒 | 0-999.9 | 0.1 | ||
| 测试时间, 秒 | 0,0.3-999.9 0=连续 | 0.1 | ||
| 电弧侦测 | 0,范围1-9,(0=关,9zui高灵敏度) | |||
| 直流耐压 (7140,7142 ONLY) | ||||
| 输出范围 | 6KVDC/7500µA | |||
| 输出电压, KVDC | 0-6.00 | 0.01 | ±(2% of setting + 5V) | |
| 输出纹波 | <5% ( 6KV/7500µA at Resistive Load ) | |||
| 设置 | ||||
| 直流电流上限, µA | 0-7500 | 1 | ±(2% of setting + 2位) | |
| 直流电流下限, µA | 0-999.9 | 0.1 | ||
| 上升时间, 秒 | 0.1-999.9 | 0.1 | ±(1% of setting + 0.05秒) | |
| 下降时间, 秒 | 0,1.0-999.9 | 0.1 | ||
| 测试时间, 秒 | 0,0.4-999.9 0=连续 | 0.1 | ||
| 电弧侦测 | 0,范围1-9,(0=关,9zui高灵敏度) | |||
| 放电时间 | <200mS | |||
| 绝缘电阻 (7132,7142 ONLY) | ||||
| 输出范围 | 1KVDC/999MΩ | |||
| 输出电压, DC | 30-1000 | 10 | ±(2% of setting + 5V) | |
| 电阻上限, MΩ | 0,1-9999(0=关) | 1 | ± ( 2% of setting+2counts ) at 500-1000VDC, 1 -1000 MΩ ± ( 5% of setting+2counts ) at 500-1000VDC | |
| 电阻下限, MΩ | 1-9999 | 1 | 1000 -9999 MΩ ± ( 8% of setting+2counts ) at 30-500VDC, 1 -1000 MΩ | |
| 上升时间, 秒 | 0.1-999.9 | 0.1 | ± ( 0.1% + 0.05sec ) | |
| 下降时间, 秒 | 0,1.0-999.9 | 0.1 | ||
| 测试时间, 秒 | 0,0.5-999.9 0=连续 | 0.1 | ||
| 测量 | ||||
| 交流/直流电压,KV | 0-6.00 | 0.01 | ± ( 1.5% of reading + 1count ) | |
| 直流电压,V(绝缘) | 30-1000 | 1 | ± ( 1.5% of reading + 5V ) | |
| 交流电流, mA | 0-3.500 | 0.001 | ±( 2% of reading + 2counts ) | |
| 3.00-20.00 | 0.01 | |||
| 直流电流, µA | 0-350.0 | 0.1 | ± ( 2% of reading + 2counts ) | |
| 直流电流, mA | 0.300-3.500 | 0.001 | ||
| 3.00-7.50 | 0.01 | |||
| 绝缘电阻, MΩ | 1 – 9999(自动范围) | 0.001 | ± ( 2% of setting+2counts ) at 500-1000VDC, 1 -1000 MΩ | |
| 0.01 | ± ( 5% of setting+2counts ) at 500-1000VDC, 1000 -9999 MΩ | |||
| 0.1 | ± ( 8% of setting+2counts ) at 30-500VDC, 1 -1000 MΩ | |||
| 一般参数 | ||||
| 交流输入电压 | 115/230Vac±15%, 50/60Hz ± 5%, Fuse 3.15A | |||
| PLC外部控制 | Input : Test , Reset , Memory1.2.3 , Interlock | |||
| Output : Pass , Fail , Processing , Reset-Out | ||||
| 通讯接口 (选购) | RS485 Interface | |||
| 存储 | 10 memories, 3 steps/memory | |||
| 显示屏 | 128×64 Graphic LCD | |||
| 安全 | Built-in Smart GFI circuit,GFI trip current 450µA max, HV shut down speed: <1mS | |||
| 按键锁定 | To prevent unauthorized alteration of the test Parameters | |||
| 较验 | Build-in software and external calibrated meters | |||
| 验证 | Build-in software driven verification menu to test fault detection circuits | |||
| 报警音量设置 | Range: 0-9 ;0=OFF, 1 is softest volume, 9 is loudest volume. | |||
| 环境 | 0-40℃, 20-80%RH | |||
| 尺寸/重量 | 215mm (W)×89mm(H)×370mm(D)/ 10Kg | |||
| 标配附件 | ||||
| 电源线(10A) | ×1 | |||
| 保险丝 | ×2 (Including a spare contained in the fuse holder) | |||
| 解锁端子 | ×1 | |||
| 高压输出线 | ×1 | |||
| 高压回路线 | ×1 | |||
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