@chefkochts Ausgehen von einem halbwegs konstanten Wasserdurchfluss innerhalb eines Zeitintervalls, kannst du folgendes rechen:
Q sei Durchfluss in m³/h
T das Intervall in Sekunden
M die Wassermenge in m³
M = Q / 3600 * T

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<variables>
<variable id="Z;hC_b1X$gHGnu~E.@[X">Intervall-T</variable>
<variable id="wor:mzQSNhGl.]!xbuUC">Menge-M</variable>
<variable id="DoeI=6cOk!y{|bKy$dP=">MengeProTag</variable>
<variable id="Y4tUv*|,/Qrj-9r~YoIH">Durchfluss-Q</variable>
<variable id="JLs{e9mm)UguGZIfa2T]">Messzeit</variable>
</variables>
<block type="schedule" id="ql.QAU2om=];NxBR#qaM" x="412" y="112">
<field name="SCHEDULE">* * * * *</field>
<statement name="STATEMENT">
<block type="comment" id="`JDH2j$;o[Ure_Sq4~;8">
<field name="COMMENT">Wird im Beispiel alle 60sek = 1 Minute aufgerufen</field>
<next>
<block type="comment" id="Dsf1{,~cjWI:$=?v8{}Z">
<field name="COMMENT">DP Flowauf Var. Durchfluss-Q kopieren</field>
<next>
<block type="variables_set" id="cw3OwGjVQ/zc8STr-$fc">
<field name="VAR" id="Z;hC_b1X$gHGnu~E.@[X">Intervall-T</field>
<value name="VALUE">
<block type="math_number" id="g`a1;qGz@G+Ql!2yU{V]">
<field name="NUM">60</field>
</block>
</value>
<next>
<block type="variables_set" id="G}R^w$FN@*_c|KE,9W(=">
<field name="VAR" id="wor:mzQSNhGl.]!xbuUC">Menge-M</field>
<value name="VALUE">
<block type="math_arithmetic" id="4!%%#};%rEaz_x2kn=z~">
<field name="OP">MULTIPLY</field>
<value name="A">
<shadow type="math_number" id="K1+Mv{zKWPI[1HXO-i{!">
<field name="NUM">1</field>
</shadow>
<block type="math_arithmetic" id=";4O?n-A)TA[^Sl;s-c2r">
<field name="OP">DIVIDE</field>
<value name="A">
<shadow type="math_number" id="fCs(T]5n87S;HG`FGP$E">
<field name="NUM">1</field>
</shadow>
<block type="variables_get" id="4iF=OfxkW)RioJ1e^f*|">
<field name="VAR" id="Y4tUv*|,/Qrj-9r~YoIH">Durchfluss-Q</field>
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<value name="B">
<shadow type="math_number" id="I8Z{gW|Vl/6A[f@LHUf8">
<field name="NUM">1</field>
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<block type="math_number" id="|f9IHm_k7syrY6j@A]+3">
<field name="NUM">3600</field>
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</value>
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</value>
<value name="B">
<shadow type="math_number" id="f1pKYg0OTC,JX,J(ml)3">
<field name="NUM">1</field>
</shadow>
<block type="variables_get" id="rc@=gZv80=}A%[WASjWf">
<field name="VAR" id="Z;hC_b1X$gHGnu~E.@[X">Intervall-T</field>
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<field name="VAR" id="DoeI=6cOk!y{|bKy$dP=">MengeProTag</field>
<value name="VALUE">
<block type="math_arithmetic" id="+Y}E{F=7/GWPF71hu/Bf">
<field name="OP">ADD</field>
<value name="A">
<shadow type="math_number" id="$`{@uC-P,)AU9$YH@gHd">
<field name="NUM">1</field>
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<block type="variables_get" id="7UW{*npfV)~6B@shX8B[">
<field name="VAR" id="DoeI=6cOk!y{|bKy$dP=">MengeProTag</field>
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<value name="B">
<shadow type="math_number" id="b`viqX!NPwmAO;uQ]akx">
<field name="NUM">1</field>
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<block type="variables_get" id="%f7F/D_,d;yUN]Je9r#K">
<field name="VAR" id="wor:mzQSNhGl.]!xbuUC">Menge-M</field>
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</value>
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</value>
<next>
<block type="controls_if" id="E|ONcDG3[Q}Kx(g,L?$S">
<value name="IF0">
<block type="logic_compare" id="Om*`R1##(U!84_}z#J;v">
<field name="OP">LT</field>
<value name="A">
<block type="time_get" id="K6D6Uj|n^#nE?m%Amh@y">
<mutation xmlns="http://www.w3.org/1999/xhtml" format="false" language="false"></mutation>
<field name="OPTION">mid</field>
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</value>
<value name="B">
<block type="variables_get" id="Rt==E_jujRh#+(cvhAy(">
<field name="VAR" id="JLs{e9mm)UguGZIfa2T]">Messzeit</field>
</block>
</value>
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<statement name="DO0">
<block type="comment" id="L`E,BD3h?Yd.+fDoYfE_">
<field name="COMMENT">Sobald ein neuerTag beginnt wird gespeichert</field>
<next>
<block type="comment" id="H#9I;OB1_%*|fK*!bt!q">
<field name="COMMENT">Hier MengeProTag auf DP kopieren</field>
<next>
<block type="variables_set" id="l]`o:N/Abw:8m1*$*X]N">
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<value name="VALUE">
<block type="math_number" id="Y@;l`%sPoPhbw@6iuKIA">
<field name="NUM">0</field>
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<block type="variables_set" id="O~)G}l~(5,jOEXDNuP_S">
<field name="VAR" id="JLs{e9mm)UguGZIfa2T]">Messzeit</field>
<value name="VALUE">
<block type="time_get" id="=gNPcaO8z;:YlmxReh`s">
<mutation xmlns="http://www.w3.org/1999/xhtml" format="false" language="false"></mutation>
<field name="OPTION">mid</field>
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