Lab infrastructure
The Laboratory ecquipment of ITSAK consists of various instruments that are suitable for measuring natural parameters associated with the spatial variation of seismic motion and noise, of P- and S- wave velocities distribution with depth as well as seismic response characteristics of structures. Among these are the following instruments:
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130 CMG5TD accelerographs (24bits resolution with broadband sensors)
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80 QDR accelerographs (11 bits resolution with Kinemetrics QDR/MEMS sensors),
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10 SSA1 & SSA2 Kinemetrics accelerographs (12 bits resolution & FBA sensors),
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14 Kinemetrics Altus accelerographs (3 K2 & 11 Etna 19 & 18 bits resolution respectively and Kinemetrics Episensors),
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28 GeoSIG GCR-24 accelerographs 24 bits resolution with Guralp CMG-5T broadband sensors.
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5 CMG24 6ch 24bits resolution recorders with surface and downhole CMG-5T(B) accelerometers and cables for installation in various depths.
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2 CityShark (24 bits resolution) recorders equipped with Lenartz Le5s seismometers,
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13 CMG-6TD prortable seismographs (24bits resolution equipped with 30sec sensors),
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25 'SeismoBug', low cost accelerographs developed by ΙΤΣΑΚ (http://www.seismobug.com),
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GEOMETRΙCS strata view R24-02, 24ch seismograph, 1 electromagnetic source for performing cross-hole tests & 3-axis in-hole geophone (BGS),
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3 6ch recorders (Earthdata-PG6-24) and 6 broadband magnetometers (Metronix MFS06),
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Triaxial test device TRΙSCAN 5OKN equipped with recording unit, cell (50mm, 1700KN) and complementary equipment (sensors, pressure table) as well as a second cell 150mm (Wykeham Farrance Eng.),
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Portable system for structural instrumention (GeoSIG) consisting of 4 GSR-24 recording units (24 bits resolution) and 12 uniaxial accelerometers AC-21, GPS, and wireless communication (LAN) between the recording units and a PC.
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Portable system for structural instrumention consisting of 4 recording units (Kinemetrics K2) (19 bits resolution) και up to 42 channels in total for uniaxial acceleration sensors,
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High resolution portable system for structural instrumention to monitor the response of structures to environmental noise supporting up to16 channels of uniaxial velocity sensors,
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Electrodynamic uniaxial stimulator (APS Dynamics Inc. Electroseis Model 400), max Force 400N and oscillator range 158 mm.
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Stimulator with a system of eccentric masses (ANCO Engineers model MK-500U), uniaxial sinusoidal horizontal force up to 50 kN, with 16ch system of uniaxial acceleration sensors.
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Specially designed motorlab (FORD truck) with air-conditioned work cabin 4x2x2.2m, storage areas and autonomous power supply with stabilizer.
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Equipment non-destructive control of structural elements and materials (PROCEQ)