@prefix cpm: . @prefix dc: . @prefix dcat: . @prefix dce: . @prefix dct: . @prefix dcterms: . @prefix grg: . @prefix iop: . @prefix ns0: . @prefix ns1: . @prefix owl: . @prefix pav: . @prefix prov: . @prefix puv: . @prefix qudt: . @prefix rdf: . @prefix rdfs: . @prefix reg: . @prefix sdo: . @prefix semapv: . @prefix skos: . @prefix sssom: . @prefix void: . @prefix xsd: . rdf:type sdo:DefinedTerm ; sdo:description "A depth and temperature sensor package combined with an RF unit and antenna suitable for transmission of data via the Argos satellite system. The unit contains an internal battery and a microprocessor that logs data and schedules the transfer of data. The package is designed for attachment to marine mammals and has an operational depth range of down to 2000 m. It is built and calibrated at Valeport Ltd, while SMRU Ltd, the commercial arm of the Sea Mammal Research Unit of the University of St Andrews, is responsible for its distribution, and for streaming and processing the data. More information is available at http://www.smru.st-and.ac.uk/Instrumentation/SRDL/."@en ; sdo:inDefinedTermSet ; sdo:name "SMRU Ltd Satellite Relay Data Logger 9000x"@en ; sdo:termCode "SDN:L22::TOOL0719" .