| ■智能型微处理器控制■内建恒流线性放大器精确输出■30A/510mΩ应用范围■测试线阻抗自动补偿,5组测试程式记忆■键入式软件校正,键盘安全锁定■可连接耐压测试仪做自动测试 |
技术指标
| 技术指标 | DF2668 | | 输入电源 | 47~63Hz,115/230VAC | | 输出恒定电流 | 0~30Aac恒流源,分辨率0.1A/step 准确度:±(2%设定值+0.02A) | | 输出信号电压 | 6Vac MAX.(开路时测量) | | 输出信号频率 | 50Hz/60Hz可选择 | | 电阻范围 | 0~120mΩ(>10A)/1~510mΩ(10A) 分辨率:1mΩ/step,准确度:(2%读数值+1个字) | | 零点偏差 | MAX.100mΩ,分辨率:1mΩ/step 准确度:(2%设定值+1个字) | | 上限设定 | 范围:0~510mΩ分辨率:1mΩ/step 准确度:(2%设定值+1个字) | | 测试时间 | 范围:0.5~999.9秒,(0=连续测试) | | 控制接口 | 输入:测试(TEST),复位:(RESET) 耐压测试中(WITHSTAND PROCESSING) | 输出:测试通过(PASS),测试失败(FALL), 测试进行中(TEST-IN-PROCESS) | 测试结果 输出方式 | 蜂鸣器,LCD显示及读数,控制接口状态输出 | | 记忆组 | 5组测试条件记忆 | | 显示器 | 16×2带背光LCD显示器 |
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