Chapter 2. Introduction

Thank-you for purchasing a Güralp Aquarius.

This manual describes the key components of an Aquarius system.

2.1 Description

The Aquarius system is a state-of the art ocean bottom seismometer comprising:

• Aquarius

  

• Güralp Aquarius Deck Unit

• Mini Dunker acoustic modem

• Ethernet and serial cable

• Güralp Aquarius Charger unit with charger cable

2.2 Applications

• Local and regional seismic research

2.3 Summary of key features

• Compact OBS equipped with an acoustic modem.

• Digital feedback triaxial broadband seismometer, operational at any angle, with a flat response between 120 s and 100 Hz.

• A three-axis magnetometer and a MEMS accelerometer calculates the seismometer’s three-dimensional position on the seabed.

• Transmission of sensor data and State of Health parameters from the seabed following installation.

• Up to 9000 bps transmission of data between seabed and surface using acoustic communication.

• Dual redundant 128 GB Micro-SD cards.

• A single-cable connection to the Güralp deck unit for Gigabit Ethernet data download, system configuration and external power.

• Acoustic Burn-wire release mechanism with satellite tracking system.

• LED strobe light to guide recoveries, with location alerts sent via email, SMS and/or webpage.

• Operational depth up to 6000 meters.