|
特 点
1.精密准确的电流量测
2.直流10mA交流0.1mA的高解析度
3.真均方根值
4.按键归零
5.23mm直径的转换器
6.感应式频率测试
7.大型3.5位LCD显示
8.快速类比显示(20次/秒)
9.大/小值记录与读值锁定
10.单旋钮操作
规 格(23℃±5℃)
直流电流:
|
范 围
|
解析度
|
误 差
|
过载保护
|
|
40A
|
10mA
|
±1.0%
±2dgts
|
DC 400A
|
|
400A (0-150A)
|
100mA
|
±1.0%
±2dgts
|
DC 400A
|
|
400A (150-200A)
|
100mA
|
±2.2%
±2dgts
|
DC 400A
|
|
400A (200-400A)
|
100mA
|
±4.0%
±2dgts
|
DC 400A
|
交流电流(True RMS, Crest Factor<=4):
|
|
|
误 差
|
过载保护
|
|
范 围
|
解析度
|
50/60 Hz
|
40 - 1KHz
|
|
4A(0-500mA)
|
1mA
|
±1.5%
±7dgts
|
±2.0%
±7dgts
|
AC 400A
|
|
4A(500mA-4A)
|
1mA
|
±1.5%
±3dgts
|
±2.0%
±4dgts
|
AC 400A
|
|
40A
|
10mA
|
±1.5%
±3dgts
|
±2.0%
±4dgts
|
AC 400A
|
|
100A (0-100A)
|
100mA
|
±1.5%
±3dgts
|
±2.0%
±4dgts
|
AC 500A
|
|
400A (100-200A)
|
100mA
|
±2.2%
±3dgts
|
±2.5%
±4dgts
|
AC 500A
|
|
400A (200-400A)
|
100mA
|
±4.0%
±3dgts
|
±5.0%
±4dgts
|
AC 500A
|
|
