[성현모] TRA V2 삭제
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CPXV2 PTS/References/GaudiCfg/help/macro/frequenz.html
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CPXV2 PTS/References/GaudiCfg/help/macro/frequenz.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML EXPERIMENTAL 970324//EN">
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<HTML>
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<HEAD>
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<META NAME="GENERATOR" CONTENT="Adobe FrameMaker 5.5/HTML-Exportfilter">
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<LINK REL="STYLESHEET" HREF="funktionen.css">
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<TITLE> Frequenz [Hz]</TITLE></HEAD>
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<BODY BGCOLOR="#ffffff">
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<DIV>
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<table BORDER=0 COLS=1 WIDTH="100%" BGCOLOR="#FFFFCC" NOSAVE ><tr ALIGN=CENTER VALIGN=CENTER NOSAVE><td NOSAVE><font face="Arial,Helvetica"><font size=+2></font></font><br><font face="Arial,Helvetica"><font size=+2>CCS Standardfunction <b>Frequenz [Hz]</b></font></font><br> </td></tr></table><p><p></DIV>
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<H2 CLASS="Funktion">
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<A NAME="pgfId=136218">
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</A>
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Frequenz [Hz]</H2>
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<P CLASS="Meßparameter">
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<A NAME="pgfId=9477">
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</A>
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MaxSignalAmplitude [V]</P>
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<P CLASS="Meßparameter">
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<A NAME="pgfId=9479">
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</A>
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TriggerEdgeA [p/n]</P>
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<P CLASS="Meßparameter">
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<A NAME="pgfId=9481">
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</A>
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TriggerLevelA [V]</P>
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<P CLASS="Meßparameter">
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<A NAME="pgfId=9483">
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</A>
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Timeout [s]</P>
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<P CLASS="Meßparameter">
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<A NAME="pgfId=9485">
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</A>
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</P>
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<DIV>
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<H6 CLASS="FktBeschrTitel">
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<A NAME="pgfId=9487">
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</A>
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Description of Function</H6>
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<P CLASS="FktBeschrText">
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<A NAME="pgfId=9489">
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</A>
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Measurement of frequency of a periodic signal.</P>
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<P CLASS="Parameter">
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<A NAME="pgfId=9491">
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</A>
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</P>
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<P CLASS="ParameterTitel">
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<A NAME="pgfId=9493">
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</A>
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Testing Points</P>
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<P CLASS="ParameterBeschreibung">
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<A NAME="pgfId=9495">
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</A>
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Test point + Reference point</P>
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<P CLASS="FktBeschrText">
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<A NAME="pgfId=9497">
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</A>
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</P>
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<P CLASS="Parameter">
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<A NAME="pgfId=9499">
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</A>
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Parameters</P>
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<P CLASS="ParameterBeschreibung">
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<A NAME="pgfId=9501">
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</A>
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</P>
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<P CLASS="Meßparameter">
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<A NAME="pgfId=9503">
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</A>
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MaxSignalAmplitude</P>
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<P CLASS="ParameterBeschreibung">
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<A NAME="pgfId=9505">
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</A>
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Largest amplitude occurring on the signal. Can be used to establish the measurement range or to select a suppressor circuit.</P>
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<P CLASS="ParameterBeschreibung">
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<A NAME="pgfId=9507">
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</A>
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</P>
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<P CLASS="Meßparameter">
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<A NAME="pgfId=9509">
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</A>
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TriggerEdgeA</P>
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<P CLASS="ParameterBeschreibung">
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<A NAME="pgfId=9511">
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</A>
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Specification of which signal edge is to act as trigger; n = negative edge, p = positive edge. The preferred option for frequency measurement is the negative edge.</P>
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<P CLASS="ParameterBeschreibung">
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<A NAME="pgfId=9513">
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</A>
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</P>
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<P CLASS="Meßparameter">
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<A NAME="pgfId=9515">
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</A>
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TriggerLevelA</P>
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<P CLASS="ParameterBeschreibung">
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<A NAME="pgfId=9517">
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</A>
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Trigger level for measurement relative to the Ground potential applicable for this signal.</P>
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<P CLASS="ParameterBeschreibung">
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<A NAME="pgfId=9519">
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</A>
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</P>
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<P CLASS="Meßparameter">
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<A NAME="pgfId=9521">
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</A>
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Timeout</P>
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<P CLASS="ParameterBeschreibung">
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<A NAME="pgfId=9523">
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</A>
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If the test function receives no measured reading input within the period specified for the timeout, the measurement is aborted.<BR>
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<BR>
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Standard value: 1s</P>
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<P CLASS="Beispiel">
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<A NAME="pgfId=9525">
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</A>
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</P>
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<P CLASS="Beispiel">
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<A NAME="pgfId=9527">
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</A>
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</P>
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<P CLASS="Beispiel">
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<A NAME="pgfId=9529">
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</A>
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Example <BR>
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</P>
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<DIV>
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<H6 CLASS="Body">
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<A NAME="pgfId=9532">
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</A>
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</H6>
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<TABLE BORDER="1">
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<TR>
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<TD ROWSPAN="1" COLSPAN="1">
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<P CLASS="Tabelle">
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<A NAME="pgfId=1036">
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</A>
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Frequenz</P>
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</TD>
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<TD ROWSPAN="1" COLSPAN="1">
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<P CLASS="Tabelle">
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<A NAME="pgfId=1038">
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</A>
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15,n,7,1</P>
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</TD>
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</TR>
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</TABLE>
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<P CLASS="Tabelle">
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<A NAME="pgfId=9534">
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</A>
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</P>
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<P CLASS="Tabelle">
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<A NAME="pgfId=9537">
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</A>
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<BR>
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Diagram:<BR>
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<BR>
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<IMG SRC="funktionen-14.gif" ALIGN="BASELINE">
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<BR>
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</P>
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</DIV>
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<DIV>
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<H6 CLASS="Body">
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<A NAME="pgfId=9540">
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</A>
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</H6>
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<TABLE BORDER="1">
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<TR>
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<TD ROWSPAN="1" COLSPAN="1">
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<P CLASS="Tabelle">
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<A NAME="pgfId=1045">
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</A>
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Ulow</P>
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</TD>
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<TD ROWSPAN="1" COLSPAN="1">
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<P CLASS="Tabelle">
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<A NAME="pgfId=1047">
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</A>
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Low potential of test signal</P>
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</TD>
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</TR>
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<TR>
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<TD ROWSPAN="1" COLSPAN="1">
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<P CLASS="Tabelle">
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<A NAME="pgfId=1053">
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</A>
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Uhigh</P>
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</TD>
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<TD ROWSPAN="1" COLSPAN="1">
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<P CLASS="Tabelle">
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<A NAME="pgfId=1055">
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</A>
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High potential of test signal</P>
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</TD>
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</TR>
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<TR>
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<TD ROWSPAN="1" COLSPAN="1">
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<P CLASS="Tabelle">
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<A NAME="pgfId=1061">
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</A>
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UTr,n</P>
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</TD>
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<TD ROWSPAN="1" COLSPAN="1">
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<P CLASS="Tabelle">
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<A NAME="pgfId=1063">
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</A>
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Trigger level, negative edge</P>
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</TD>
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</TR>
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<TR>
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<TD ROWSPAN="1" COLSPAN="1">
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<P CLASS="Tabelle">
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<A NAME="pgfId=1069">
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</A>
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Tf</P>
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</TD>
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<TD ROWSPAN="1" COLSPAN="1">
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<P CLASS="Tabelle">
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<A NAME="pgfId=1071">
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</A>
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Period Tf</P>
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</TD>
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</TR>
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</TABLE>
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<P CLASS="Tabelle">
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<A NAME="pgfId=9542">
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</A>
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Figure 7: Frequency measurement</P>
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<P CLASS="Berechnung">
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<A NAME="pgfId=9544">
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</A>
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Trigger level: UTr,p/n = 0.5(Uhigh - Ulow) + Ulow</P>
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</DIV>
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</DIV>
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</BODY>
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</HTML>
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