지진계

  • 지진계 > Guralp > 5시리즈 가속도계

    5TB
    제품용도 시추형 가속도계(Borehole Accelerometer)
    제조사 Guralp Systems
    비고
    • - Borehole accelerometer with analog output(5T sensor inside)

      - Can be combinded with a DM24 borehole digitiser or a surface digitiser
      - Supplied with surge protection and a strain relief mechanism to isolate the sensors in the instrument from motions in the cable
      - Force feedback broadband instrument

상세정보

Guralp Systems

모델명 : 5TB

제품용도 : 시추형 가속도계(Borehole Accelerometer)

5TB

SYSTEM

Configuration / Topology: Triaxial orthogonal (ZNE)
Feedback: Force feedback.

 

SENSOR PERFORMANCE

Acceleration output band: DC – 100 Hz (DC - 200Hz option available)
Output sensitivity / Clip Level: 2 g standard, other solution available
Peak / Full scale output: Three channels - ±20 V (40 V peak-to-peak) differential
Cross axis rejection: 0.001 g/g
Offset zeroing: via remote control
Lowest spurious resonance: >400 Hz
Self-noise below NHNM: >0.08 Hz(12.5 s)
Dynamic range:
156 dB
140 dB @ 20 - 200 s
146 dB @ 2 - 30 Hz

 

CALIBRATION

Type: Pulse, sine wave and broadband
Calibration controls: Independent signal & enable lines exposed on sensor connector

 

POWER

power voltage range : 10-36VDC

power consumption : 3.5W

 

PHYSICAL/ENVIRONMENTAL

Operating temperature: -20 to 65°C

Diameter: 76mm

Case height with lifting loop: 431mm

Enclosure/Materials: Hard anodised aluminum case, Gold plated contacts, O-ring seals throughout

Borehole diameter: 82mm to 120mm

Borehole install depth: up to 250m (other option available)

Borehole install mechanism: Spring-loaded jaw with passive skids or studs(>60kg force) 

 

SYSTEM

Configuration / Topology: Triaxial orthogonal (ZNE)
Feedback: Force feedback.

 

다운로드

5TB 5TB 카탈로그 (영문)

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