LGT-20D檢波器兼容于各種地址數(shù)據(jù)采集系統(tǒng)。每個(gè)檢波器參數(shù)在出廠前都要經(jīng)過(guò)檢波器測(cè)試儀測(cè)試，的一致性能幫助客戶在各種勘探和測(cè)試中獲得準(zhǔn)確一致的數(shù)據(jù)。
其他說(shuō)明
| 參數(shù) | |||||
| 類型 | LGT-20D4.5 | LGT-20D10 | LGT-20D14 | LGT-20D28 | LGT-20D40 |
| 自然頻率 (Hz) | 4.5 &plun; 0.5Hz | 10 &plun; 5% | 14 &plun; 5% | 28 &plun; 5% | 40 &plun; 5% |
| 開路阻尼 | 0.7 &plun; 5% | 0.3 &plun; 5% | 0.22 &plun; 5% | 0.27 &plun; 5% | 0.37 &plun; 5% |
| 閉路阻尼 | 0.7 &plun; 5% | 0.51 &plun; 5% | 0.552 &plun; 5% | 0.576 &plun; 5% | |
| 開路靈敏度(V/cm/s) | 0.234 &plun; 5% | 0.28 &plun; 5% | 0.28 &plun; 5% | 0.39 &plun; 5% | 0.42 &plun; 5% |
| 閉路靈敏度(V/cm/s) | 0.2 &plun; 5% | 0.2 &plun; 5% | 0.28 &plun; 5% | 0.3. 4 &plun; 5% | |
| 線圈電阻 | 395 &plun; 5% | 395 &plun; 5% | 395 &plun; 5% | 395 &plun; 5% | 575 &plun; 5% |
| 芯體電阻 | 283 &plun; 5% | 283 &plun; 5% | 283 &plun; 5% | 415 &plun; 5% | |
| 失真度 | ≤ 0.3% | ≤ 0.2% | ≤ 0.2% | ≤ 0.2% | ≤ 0.2% |
| 橫向固有頻率(Hz) | ≥ 180 | ≥ 250 | ≥ 300 | ≥ 400 | ≥ 400 |
| 懸體質(zhì)量(g) | 11.3 | 11 | 11 | 11 | 8.2 |
| 懸體質(zhì)量線圈位移(mm) | 1.5 | 1.5 | 1.5 | 1.5 | 1.5 |
| 允許傾斜角度 | ≤ 10 | ≤ 20 | ≤ 20 | 90 | 90 |
| 芯體直徑(mm) | 25.4 | 25.4 | 25.4 | 27 | 27 |
| 芯體高度(mm) | 33 | 33 | 33 | 33 | 33 |
| 芯體質(zhì)量(g) | 87 | 87 | 87 | 100 | 100 |
| 工作溫度(℃) | -40~+90 | -40~+90 | -40~+90 | -40~+90 | -40~+90 |
| 保質(zhì)期(年) | 1 | 3 | 3 | 3 | 3 |
