數(shù)字地震記錄器ZET 048-C-VER.3可實(shí)現(xiàn)獨(dú)立模式或在自動(dòng)地震監(jiān)測(cè)模式的地震和地震學(xué)研究、陸上和海上工程、海底和冰上，利用折射波、反射波和深水地震測(cè)深等方法對(duì)人工和天然震源、地震轉(zhuǎn)換波法以及巖土工程勘察進(jìn)行研究。
ZETLAB SEISMO軟件與ZET 048-C地震記錄系統(tǒng)一起提供，可以使用各種算法對(duì)信號(hào)進(jìn)行綜合分析，并以二維和三維格式顯示結(jié)果。
| Measuring channels specifications | |
|---|---|
| Direction of measuring axes | Measuring axis Z is orthogonal to the base and directed from the base to the top, and the X and Y axes are parallel to the base |
| Nominal operating frequency range for measuring axes X, Y, Z: | 0,033 – 50 Hz |
| Nominal sensitivity | 2000 V/(m/s) |
| The limits of permissible relative error of measurement along measuring axes X, Y, Z, up to | ±10 % |
| Maximum measured value | 5 mm/sec |
| Integrated noise in the operating frequency range, max. | 80 nm/sec |
| Relative transverse penetration factor at 20 Hz, max. | 1 % |
| Sampling frequency for channels | 50, 100, 250, 500, 1000, 2500 Hz |
| Monitoring the status of primary transducer | |
| Integrated system of electrical excitation of sensing elements (X, Y, Z axes) using the actuator | Axis Z |
| Power supply monitoring of primary transducer | yes |
| Standalone mode | |
| Standalone operation, min. | 10 hrs |
| Full charge time of internal battery | 18 hrs |
| Battery type | Lead |
| Internal non-volatile memory | 32 Gb |
| Time of recording to internal memory card at 500 Hz sampling frequency | Over 1000 hrs |
| Synchronization parameters | |
| Synchronization type | GPS or PTP (IEEE1588) |
| Clock accuracy | 0,1 ppm |
| General specifications | |
| Power supply voltage | 9…18 V |
| Power consumption | 4 W |
| Data interface | Ethernet and USB 1.1 Full Speed |
| Recorded data format | ANA/ANP conversion to CSV and SEG-Y format by means of ZETLAB SEISMO Software
|
| Dust and moisture protection class | IP68 |
| MTBF | 10 000 hrs |
| Average service life | 10 years |
| Weight (without panel), max. | 6,5 kg |
| Dimensions (without panel), max. | base diameter: 170 mm height: 350 mm
|
| Operating temperature range | ?20…+60 °C (offline product version) ?40…+60 °C (stationary product version)
|
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