\contentsline {section}{\numberline {1}Basic Facts and Purpose}{1} \contentsline {subsection}{\numberline {1.1}Measuring}{1} \contentsline {subsubsection}{\numberline {1.1.1}RTD switching}{2} \contentsline {subsection}{\numberline {1.2}The Telegram}{2} \contentsline {subsection}{\numberline {1.3}Sensor Data}{2} \contentsline {section}{\numberline {2}Ethernet Interface}{3} \contentsline {subsection}{\numberline {2.1}FSC Registers}{4} \contentsline {subsubsection}{\numberline {2.1.1}Status Registers}{4} \contentsline {subsubsection}{\numberline {2.1.2}Time Registers}{4} \contentsline {subsubsection}{\numberline {2.1.3}The Enable Registers}{4} \contentsline {subsubsection}{\numberline {2.1.4}Ideas for more registers}{4}