二次注塑外殼，具有一般數(shù)字萬用表的功能，高，帶電腦連接RS232.
其他說明
| 指標(biāo) | 量程 | 基本 | |||
| 型號(hào): | 9404 | 9405 | 9405R+ | ||
| 直流電壓: | 400mV /4/40/400V | &plun; (0.5%+5dgt) | |||
| 1000V | &plun; (0.8%+5dgt) | ||||
| 交流電壓 | 4/40/400V | &plun; (0.8%+5dgt) | &plun; (1.0%+3dgt) | ||
| 400mV/750V | &plun; (1.2%+5dgt) | &plun; (1.0%+3dgt | |||
| 直流電流 | 40/400mA/400/4000µ A / | &plun; (1.5%+5dgt) | &plun; (1.5%+2dgt) | ||
| 4/10A | &plun; (2.0%+5dgt) | &plun; (2.0%+2dgt) | |||
| 交流電流 | 40/400mA/400/4000µ A / | &plun; (2.0%+5dgt) | &plun; (2.0%+3dgt) | ||
| 4/10A | &plun; (2.5%+5dgt) | &plun; (2.5%+3dgt) | |||
| 電阻 | 400Ω /4/40/400kΩ /4MΩ | &plun; (1.0%+5dgt) | |||
| 40MΩ | &plun; (2.0%+5dgt) | ||||
| 電容 | 40nF | &plun; ( 3.5%+5dgt) | |||
| 400nF/4/40µ F | &plun; (3.0%+5dgt) | ||||
| 400µ F/4000µ F | &plun; ( 20%+5dgt) | ||||
| 頻率 | 1Hz--10MH | &plun; ( 0.1%+5dgt) | |||
| 占空比 | : 0.1%--99.9% | &plun; (2.5%+5dgt) | |||
| Feature | |||||
| 型號(hào) | |||||
| 顯示: | 4000 Counts | 4000 Counts | |||
| 自動(dòng)/手動(dòng)量程 | √ | √ | √ | ||
| 真值A(chǔ)C+DC | √ | ||||
| 背光 | √ | √ | |||
| 基本: 0.5% | √ | √ | √ | ||
| 二管測(cè)量 | √ | √ | √ | ||
| 通斷測(cè)量 | √ | √ | √ | ||
| 自動(dòng)關(guān)機(jī)(可取消) | √ | √ | √ | ||
| 相對(duì)測(cè)量 | √ | √ | √ | ||
| RS232 (U) Interface | √ | √ | √ | ||
| /小值測(cè)量 | √ | √ | √ | ||
| 數(shù)據(jù)保持功能 | √ | √ | √ | ||
