\relax \@writefile{toc}{\contentsline {section}{\numberline {1}Overview}{2}} \@writefile{toc}{\contentsline {section}{\numberline {2}Chip Hunting}{2}} \@writefile{toc}{\contentsline {subsection}{\numberline {2.1}Gas Sensor Tuning}{2}} \@writefile{lof}{\contentsline {figure}{\numberline {1}{\ignorespaces Application Note resistance table\relax }}{3}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {2.1.1}Fixed resistors}{3}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {2.1.2}Gas Sensor Power Usage}{3}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {2.1.3}PCB Layout}{3}} \@writefile{toc}{\contentsline {subsection}{\numberline {2.2}Switcher}{3}} \@writefile{toc}{\contentsline {subsection}{\numberline {2.3}Enclosure}{3}} \@writefile{toc}{\contentsline {section}{\numberline {3}CAD Layout}{4}} \@writefile{lof}{\contentsline {figure}{\numberline {2}{\ignorespaces Freecad has the ability to pull in boards from Kicad. Even without step file dependencies you can see how the PCB will fit a case\relax }}{4}} \@writefile{toc}{\contentsline {section}{\numberline {4}PCB Assembly}{4}} \citation{Schram} \citation{Pickard} \citation{EEVBlog} \citation{Fuchs} \@writefile{toc}{\contentsline {subsection}{\numberline {4.1}Place Sensors on the Floor}{5}} \@writefile{toc}{\contentsline {section}{\numberline {5}In Consideration of ``Hazardous Locations''}{5}} \@writefile{toc}{\contentsline {subsection}{\numberline {5.1}What Class is my Company?}{5}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {5.1.1}Encapsulated Fuses}{6}} \@writefile{toc}{\contentsline {section}{\numberline {6}Existing Gas Detectors}{6}} \@writefile{toc}{\contentsline {section}{\numberline {7}Switching Power Supply}{6}} \@writefile{lof}{\contentsline {figure}{\numberline {3}{\ignorespaces Prototype\relax }}{6}} \bibcite{Schram}{1} \bibcite{Pickard}{2} \bibcite{EEVBlog}{3} \bibcite{Fuchs}{4} \@writefile{toc}{\contentsline {section}{\numberline {8}Connecting the Sensor by a Wire}{7}} \@writefile{toc}{\contentsline {section}{\numberline {9}Calibration}{7}} \@writefile{toc}{\contentsline {section}{\numberline {10}References}{7}} \bibcite{}{5}