数字地震记录器ZET 048-C-VER.3可实现独立模式或在自动地震监测模式的地震和地震学研究、陆上和海上工程、海底和冰上,利用折射波、反射波和深水地震测深等方法对人工和天然震源、地震转换波法以及岩土工程勘察进行研究。
ZETLAB SEISMO软件与ZET 048-C地震记录系统一起提供,可以使用各种算法对信号进行综合分析,并以二维和三维格式显示结果。
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) |