@prefix cpm: . @prefix dc: . @prefix dcat: . @prefix dce: . @prefix dct: . @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 semapv: . @prefix skos: . @prefix sssom: . @prefix void: . skos:member . skos:altLabel "GEOMAR DO DL" , "GEOMAR DO DL"@en ; skos:broader , ; skos:definition "A self-constructed data logger compatible with oxygen optodes designed for deployment on moorings up to 2000m depth. The logger is designed by GEOMAR Helmholtz Centre for Ocean Research Kiel, Germany. Clock drift is in the range of about +/- 4 minutes per year (first order temperature-dependent)."@en ; skos:inScheme ; skos:notation "SDN:L22::TOOL1449" ; skos:note "accepted"@en ; skos:prefLabel "GEOMAR DO data logger"@en ; skos:related , . skos:related . skos:related . skos:related . skos:related . skos:narrower . skos:narrower . skos:narrower . skos:narrower .