diff --git a/Energy_Pie/module.php b/Energy_Pie/module.php
index 2998e32..bdb9684 100644
--- a/Energy_Pie/module.php
+++ b/Energy_Pie/module.php
@@ -87,10 +87,17 @@ class Energy_Pie extends IPSModule
         $dbgProd = [];
         $dbgFeed = [];
         $dbgGrid = [];
-        $prod = $this->readDelta($this->ReadPropertyInteger('VarProduction'), $tStart, $tEnd, $dbgProd);
-        $feed = $this->readDelta($this->ReadPropertyInteger('VarFeedIn'),     $tStart, $tEnd, $dbgFeed);
-        $grid = $this->readDelta($this->ReadPropertyInteger('VarGrid'),       $tStart, $tEnd, $dbgGrid);
-        $hasData = (($dbgProd['inRange'] ?? 0) > 0) || (($dbgFeed['inRange'] ?? 0) > 0) || (($dbgGrid['inRange'] ?? 0) > 0);
+        if ($range === 'total') {
+            $prod = $this->readCurrentValue($this->ReadPropertyInteger('VarProduction'), $dbgProd);
+            $feed = $this->readCurrentValue($this->ReadPropertyInteger('VarFeedIn'), $dbgFeed);
+            $grid = $this->readCurrentValue($this->ReadPropertyInteger('VarGrid'), $dbgGrid);
+            $hasData = ($dbgProd['available'] ?? false) || ($dbgFeed['available'] ?? false) || ($dbgGrid['available'] ?? false);
+        } else {
+            $prod = $this->readDelta($this->ReadPropertyInteger('VarProduction'), $tStart, $tEnd, $dbgProd);
+            $feed = $this->readDelta($this->ReadPropertyInteger('VarFeedIn'), $tStart, $tEnd, $dbgFeed);
+            $grid = $this->readDelta($this->ReadPropertyInteger('VarGrid'), $tStart, $tEnd, $dbgGrid);
+            $hasData = (($dbgProd['inRange'] ?? 0) > 0) || (($dbgFeed['inRange'] ?? 0) > 0) || (($dbgGrid['inRange'] ?? 0) > 0);
+        }
         $lastLogTs = 0;
         if (!$hasData && $range !== 'total') {
             $lastLogTs = max(
@@ -160,6 +167,19 @@ class Energy_Pie extends IPSModule
     $this->RecalculateAndPush();
     return $this->GetVisualizationTile();
     }
+    private function readCurrentValue(int $varId, array &$dbg): float
+    {
+        $dbg = ['varId' => $varId, 'available' => false];
+        if ($varId <= 0 || !IPS_VariableExists($varId)) {
+            return 0.0;
+        }
+        $value = GetValue($varId);
+        if (!is_numeric($value)) {
+            return 0.0;
+        }
+        $dbg['available'] = true;
+        return max(0.0, (float)$value);
+    }
     private function readDelta(int $varId, int $tStart, int $tEnd, array &$dbg): float
     {
         $dbg = [