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Trillium compact seismometer sitting in a posthole in the earth connected to a large cable

Trillium Compact Posthole

Downhole seismometer for deployments to 300 meters

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DIRECT BURY AND POSTHOLE SEISMOMETER

Small and easy to deploy, the Trillium Compact Posthole seismometer is ideally suited for a variety of onshore downhole deployments in challenging environments. The low power sensor features a rugged, stainless steel enclosure and waterproof connector and is offered in 120s broadband and 20s short period variants. 

Stainless steel with red plastic connector, a Titan Posthole seismometer standing upright

Ensure Deployment Success

The Trillium Compact PH is ideal for those who don’t want their experiments to be limited – by a complex deployment of bulky instrumentation, by the overburden, by the effects of moisture, by thermal instability, by high power consumption or by installation technique.

No vault required

This rugged seismometer features a stainless steel enclosure with waterproof connector and rating to IP68 for full submersion in water. The Trillium Compact Posthole is ideal for a variety of onshore downhole installations, including shallow, direct burial and deep postholes; even in arid, polar or wet environments. 

BENEFITS

DEPLOYMENT DOWN TO 300M Flexible deployments: direct shallow bury or deep posthole with virtual bubble level.  
Water immersible Immersible to 300 m (able to survive indefinitely in a flooded vault).  
Low Power The 120 & 20 boast ultra-low power consumption (<180 mW & <195 mW).  
Quality Data In Minutes No mass lock and no mass centering is needed, so installation time is reduced.  
Quick deploy 3.3 kgs (7.3 lbs) and with installation convenience comparable to a geophone.  
Polar certified This Polar Certified Model is available for operating temperatures down to -50°C.  

Deployment Kits

Our rugged and supremely functional deployment cases turns a collection of monitoring equipment into a quick-deploy portable station, with everything you need for a short-term, standalone deployment.

Learn about the kit
Deploy kit case with solar panel on top and connected to a seismometer via large cable

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