數(shù)字萬(wàn)用表DT-991L
1999位即31/2位數(shù)字液晶顯示,有電池低能量提示符 | DT-991L | DT-992L | DT-998L | ||
量程 | 分辨率 | ||||
直流電壓 | 200mV | 0.1mV | ±0.5%±2d | ±0.5%±2d | ±0.5%±2d |
2000mV | 1mV | ||||
20V | 10mV | ||||
200V | 100mV | ||||
600V | 1V | ±0.8%±2d | ±0.8%±2d | ±0.8%±2d | |
交流電壓 | 200V | 100mV | ±1.2%±10d | ±1.2%±10d | ±1.2%±10d |
600V | 1V | ||||
直流電流 | 200uA | 0.1uA | — | — | — |
2000uA | 1uA | ±1.0%±2d | ±1.0%±2d | ±1.0%±2d | |
20mA | 10uA | ||||
200mA | 0.1mA | ±1.5%±2d | ±1.5%±2d | ±1.5%±2d | |
10A | 10mA | ±3.0%±2d | ±3.0%±2d | ±3.0%±2d | |
電阻(Ω) | 200Ω | 0.1Ω | ±0.8%±3d | ±0.8%±3d | ±0.8%±3d |
2000Ω | 1Ω | ±3.0%±2d | ±0.8%±2d | ±0.8%±2d | |
20kΩ | 10Ω | ||||
200kΩ | 0.1kΩ | ||||
2000kΩ | 1kΩ | ±1.0%±2d | ±1.0%±2d | ±1.0%±2d | |
溫度 | -20℃~1370℃ | 1℃ | — | — | 0℃~400℃±1.0%±3d 400℃~750℃±2.0% |
二極管測(cè)試 | 有 | — | — | ||
三極管測(cè)試 | 有 | 有 | 有 | ||
短路測(cè)試 | 短路蜂鳴測(cè)試 | 有 | 有 | 有 | |
測(cè)試方波輸出 | — | 有 | — | ||
數(shù)據(jù)保持功能 | 有 | 有 | 有 | ||
背光顯示 | 有 | 有 | 有 |