美國 Valhalla Scientific,點火器測試儀,Alpha 4314 數(shù)字點火器測試儀,便攜式數(shù)字歐姆計,專門設(shè)計用于對爆炸裝置(如小藥丸、引信)進(jìn)行超安全的電阻測試
Alpha 4314 數(shù)字點火器測試儀
主要特點:
- 本質(zhì)安全電路
- 標(biāo)準(zhǔn)測試和失效安全電流
- 分辨率高達(dá) 100 微歐,測試范圍可達(dá) 200 兆歐
- 可配置的 4 個范圍中的 9 個選項
- 包含 NIST 可追溯的校準(zhǔn)證書
- 便攜式設(shè)計,配有可充電電池
- 現(xiàn)提供 RS-232 接口選項
Alpha 4314 Std 是 Alpha 4314 的一種配置,具有標(biāo)準(zhǔn)電流范圍。
ng # | Range | Resolution | Test Current | Fail-Safe Current | Accuracy |
0 | 2Ω | 100μΩ | 10mA | 16mA | ± 0.02% of reading ± 0.02% of range |
1 | 20Ω | 1mΩ | 10mA | 16mA | ± 0.02% of reading ± 0.02% of range |
2 | 200Ω | 10mΩ | 1mA | 1.8mA | ± 0.02% of reading ± 0.02% of range |
3 | 2kΩ | 100mΩ | 100μA | 180μA | ± 0.02% of reading ± 0.02% of range |
4 | 20kΩ | 1Ω | 10μA | 18μA | ± 0.02% of reading ± 0.02% of range |
5 | 200kΩ | 10Ω | 1μA | 1.8μA | ± 0.05% of reading ± 0.05% of range |
6 | 2MΩ | 100Ω | 100nA | 180nA | ± 1% of reading ± 0.2% of range |
7 | 20MΩ | 1kΩ | 10nA | 18nA | ± 2% of reading ± 0.2% of range |
8 | 200MΩ | 10kΩ | 1nA | 1.8nA | ± 3% of reading ± 1% of range |
Alpha 4314 |
范圍、分辨率和準(zhǔn)確度
標(biāo)準(zhǔn)版的 Alpha 4314 提供 20、200、2k 和 20k 歐姆范圍,但可以根據(jù)您的需求進(jìn)行配置。下表列出了可以安裝在 Alpha 4314 KRC 中的九個可能范圍。下訂單時,只需指定您希望安裝在儀器中的四個范圍編號。20MΩ 和 100MΩ 范圍僅在標(biāo)準(zhǔn)電流配置中可用。
Alpha 4314 | Alpha 4314 KRC Reduced Current | ||||||
Rng # | Range | Resolution | Test Current | Fail-Safe Current | Test Current | Fail-Safe Current | Accuracy |
0 | 2Ω | 100μΩ | 10mA | 16mA | 5mA | 8mA | ± 0.02% of reading ± 0.02% of range |
1 | 20Ω | 1mΩ | 10mA | 16mA | 5mA | 8mA | ± 0.02% of reading ± 0.02% of range |
2 | 200Ω | 10mΩ | 1mA | 1.8mA | 500μA | 1.8mA | ± 0.02% of reading ± 0.02% of range |
3 | 2kΩ | 100mΩ | 100μA | 180μA | 50μA | 180μA | ± 0.02% of reading ± 0.02% of range |
4 | 20kΩ | 1Ω | 10μA | 18μA | 5μA | 18μA | ± 0.02% of reading ± 0.02% of range |
5 | 200kΩ | 10Ω | 1μA | 1.8μA | 500nA | 1.8μA | ± 0.05% of reading ± 0.05% of range |
6 | 2MΩ | 100Ω | 100nA | 180nA | 50nA | 180nA | ± 1% of reading ± 0.2% of range |
7 | 20MΩ | 1kΩ | 10nA | 18nA | n/a | n/a | ± 2% of reading ± 0.2% of range |
8 | 200MΩ | 10kΩ | 1nA | 1.8nA | n/a | n/a | ± 3% of reading ± 1% of range |