제품용도 | 지진계(Weak Motion Seismometer) |
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제조사 | Guralp Systems |
비고 |
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Guralp Systems
모델명 : 3ESPCD
제품용도 : 지진계(Weak Motion Seismometer)
3ESPCD
▶SYSTEM
•Configuration / Topology: Triaxial orthogonal (ZNE)
•Feedback: Force feedback
▶SENSOR PERFORMANCE
•Response: 60 s - 100 Hz ( option 120 s to 100 Hz )
•Output sensitivity / Clip Level: 2000 V/ms-1 (2 x 1000 V/ms-1, other options available)
•Peak / Full scale output: Three channels - ±20 V (40 V peak-to-peak) differential
•Cross axis rejection: >62 dB
•Linearity: >107 dB horizontal, >111 dB vertical
•Lowest spurious resonance: 140 Hz (vertical)
•Self-noise below NLNM(New Low Noise Model: Peterson, 1993, USGS): 30 s(0.03 Hz) to 16 Hz
•Sensor Dynamic range: >140 dB
▶CALIBRATION
•Type: Pulse, sine wave and broadband
•Calibration controls: Independent signal & enable lines exposed on sensor connector
•MASS / MASS MONITORING
•Locking: Remote or automatic mass locking, unlocking and centring
•Operating tilt range: +/-2.5° from horizontal
▶CONTROL
•Mass control / locking: Lock, unlock, centre
▶CONNECTIONS
•Analogue output: 26-pin military specification bayonet connector
▶POWER
•power voltage range : 10-36VDC
•power consumption : 0.75W
▶PHYSICAL/ENVIRONMENTAL
•Operating temperature: -20 to 65°C
•Operating humidity: 0 to 100%
•Enclosure ingress protection: IP68
•Weight: 8.4kg
▶지진계 모델별 주파수 범위 및 노이즈 비교 자료
3ESPCD | 3ESPCD 카탈로그 (영문) |