Güralp Systems Ltd.

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Güralp Systems Ltd.
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Guralp - Model 3T-360 - Seismometers

Guralp - Model 3T-360 -Seismometers

FromGüralp Systems Ltd.

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A high-performance, observatory grade seismometer for monitoring the very long period with 360 s to 50 Hz frequency response (option to 100 Hz).

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stainless steel enclosure

seismic monitoring

dynamic range (db)

tidal monitoring

earth observation

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monitoring network

noise monitoring

1500 V/ms^-1 (2 x 750 V/ms^-1) sensitivity
Covers the complete seismic spectrum with a single transfer function
Measured Self noise below the USGS NLNM from 200 s (0.005 Hz) and remains below the high frequency limit of the NLNM at 10 Hz
High linearity: >111 dB (USGS figures)
Dynamic range of 167 dB at 1 Hz (Full octave width across 1 Hz)
Cross axis rejection over 65 dB; sensor axes orthogonal to within ±0.05°
Remote, automatic electronic mass locking, unlocking and centring
Operating tilt range of ±2.5° with adjustable feet for off-horizontal installation bases
Low power consumption: 0.75 W from a 10–36 V supply
Stainless steel enclosure
IP68 - protection against effects of prolonged immersion at 3 m depth for 72 hours
Optional Atmospheric Pressure Isolator - see accessories tab

Local, regional and teleseismic monitoring
National seismic networks
Nuclear test ban treaty monitoring
Earth tide observations
Ice quake monitoring
(3T-120 Polar)