Calex PUA8-301

A nautical unit of measure equal to one tenth of a nautical mile or approximately 1 fathoms.

the time taken for a circuit or measuring device, when subjected to a change in input signal, to change its state by a specified fraction of its total response to that change.

an optical transmitter that is paired with an optical receiver, both of which are connected to electrically based devices or systems.

IP (or "Ingress Protection") ratings are defined in international standard EN 6529 (British BS EN 6529:1992, European IEC 659:1989). They are?used to define levels of sealing effectiveness of electrical enclosures against intrusion from foreign bodies?(tools, dirt etc) and moisture.