https://buildings.honeywell.com/de/de/products/by-category/intrusion-detection/accessories/cables/alarm-contacts-seismic-detectors-accessories
Alarm Contacts, Seismic Detectors, Accessories|Honeywell Building Automation
Accessories for the seismic detectors of the SC100 series
alarm contactsseismic detectorshoneywell buildingaccessoriesautomation
https://www.eas.caltech.edu/news/seismic-detectors-measure-soil-moisture-using-traffic-noise
Seismic Detectors Measure Soil Moisture Using Traffic Noise - Division of Engineering and Applied...
Using state of the art techniques, Caltech researchers use vibrations from traffic to measure underground soil moisture.