From 2f3e5728bc7a9307bc52d348253ee115b8f8844d Mon Sep 17 00:00:00 2001
From: "belevo\\mh" <mh@belevo.ch>
Date: Thu, 25 Sep 2025 13:36:26 +0200
Subject: [PATCH] no message

---
 Puffer/module.php | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/Puffer/module.php b/Puffer/module.php
index 37d3485..699fd6f 100644
--- a/Puffer/module.php
+++ b/Puffer/module.php
@@ -61,7 +61,7 @@ class Puffer extends IPSModule
         $maxAT = $this->ReadPropertyInteger("MaxAT_Temp");  // z.B. 0
         $minAT = $this->ReadPropertyInteger("MinAT_Temp");  // z.B. 20
 
-        $m = ($minVT - $maxVT) / ($minAT - $maxAT);
+        $m = ($maxVT - $minVT) / ($minAT - $maxAT);
         $this->SetValue("Steigung", $m);
 
 
@@ -177,13 +177,6 @@ class Puffer extends IPSModule
             $VT = $m * $at + $maxVT;
         }
         $this->SetValue("Maximaltemperatur", $VT );
-    
-        IPS_LogMessage("Puffer", "VT: ".$VT);
-        IPS_LogMessage("Puffer", "at: ".$at);
-        IPS_LogMessage("Puffer", "Property Aussentemp: " . $this->ReadPropertyInteger("Aussentemp"));
-        IPS_LogMessage("Puffer", "Variable Aussentemperatur: " . $this->GetValue("Aussentemperatur"));
-        
-        IPS_LogMessage("Puffer", "Puffer Leistung : " . $this->ReadPropertyInteger("Heizkontakt_Puffer"));
 
         $boilerTemp = $this->GetValue("Boilertemperatur");
         $pufferLeistung = $this->ReadPropertyInteger("PufferLeistung");