3시리즈 지진계

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제품명 3ESPC
제품용도 지진계(weak motion)
제조사 Guralp Systems
카달로그 다운로드
비고 High performance, low noise, broadband seismometer with analog output and 60 s - 100 Hz response

Force feedback broadband instrument
Lifting handle and all connectors on the top of the instrument
Waterproof and durable with O-ring seals throughout
Quick and easy singlehanded installation

제품상세정보

SPECIFICATION


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​

  

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