[P039_Thermosensors] Fix check for valid value

As reported on [the forum](https://www.letscontrolit.com/forum/viewtopic.php?p=66350#p66350)
Micha-he · Oct 3, 2023 · d6dc5e2 · d6dc5e2
1 parent 2a07cca
commit d6dc5e2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/_P039_Thermosensors.ino b/src/_P039_Thermosensors.ino
@@ -613,7 +613,7 @@ boolean Plugin_039(uint8_t function, struct EventStruct *event, String& string)
           break;
       }
 
-      if (!isValidFloat(Plugin_039_Celsius))
+      if (isValidFloat(Plugin_039_Celsius))
       {
         UserVar[event->BaseVarIndex] = Plugin_039_Celsius;