LaTeX Forum

\documentclass[a4paper,12pt,twoside]{report} 
\usepackage[utf8]{inputenc} 
\usepackage[ngerman]{babel}
\usepackage{siunitx} 
\usepackage{tikz}
\usepackage{pgfplots}
\usepackage{tikz}
\usepackage{csvsimple}

\begin{document} 

\begin{figure}[h!]
  \begin{center}
    \begin{tikzpicture}
      \begin{axis}[
          width=\linewidth, % Scale the plot to \linewidth
          grid=major, 
          grid style={dashed,gray!30},
          xlabel=X Axis $U$, % Set the labels
          ylabel=Y Axis $I$,
          x unit=\si{\volt}, % Set the respective units
          y unit=\si{\ampere},
          %legend style={at={(0.5,-0.2)},anchor=north},
          %x tick label style={rotate=90,anchor=east}
					x tick label style={anchor=east}
        ]
        \addplot 
        % add a plot from table; you select the columns by using the actual name in
        % the .csv file (on top)
        table[col sep=tab, ignore chars=,] {omega.csv}; 
        \legend{Plot}
      \end{axis}
    \end{tikzpicture}
    \caption{My first autogenerated plot.}
  \end{center}
\end{figure}

\end{document}

\begin{filecontents*}{omega.csv}
1 0.002627205 
2 0.0018133055 
3 0.0013149582 
\end{filecontents*}

\documentclass[a4paper,12pt,twoside]{report} 
\usepackage[utf8]{inputenc} 
\usepackage[ngerman]{babel} 
\usepackage{siunitx} 
 
\usepackage{pgfplots}% lädt auch tikz
\pgfplotsset{compat=newest}% aktuell wäre derzeit 1.14
\usepgfplotslibrary{units}% für die Option x unit und y unit

\begin{document} 
\begin{figure}[h!] 
   \centering
     \begin{tikzpicture} 
       \begin{axis}[ 
           width=\linewidth-9.5pt, % Scale the plot 
           grid=major, 
           grid style={dashed,gray!30}, 
           xlabel=X Axis $U$, % Set the labels 
           ylabel=Y Axis $I$, 
           x unit=\si{\volt}, % Set the respective units 
           y unit=\si{\ampere}, 
         ] 
         \addplot table {omega.csv}; 
         \legend{Plot} 
       \end{axis} 
     \end{tikzpicture} 
     \caption{My first autogenerated plot.} 
\end{figure} 
\end{document}

\addplot table[col sep=semicolon] {omega.csv};