Fixed valid data checks and prevented to copy nan data to webUpdater.

firmware/firmware.ino

@@ -450,7 +450,7 @@ void _fsm_loop()
 #ifdef INFLUXDB_FEATURE
       for (uint8_t i = 0; i < 5 and validData == false; i++)
       {
-        if (currentSensorData[i] != 0)
+        if (currentSensorData[i] != 0 and currentSensorData[i] != nanf("no value") and (not isnan(currentSensorData[i])))
         {
           validData = true;
         }

firmware/webUpdater.ino

@@ -80,7 +80,7 @@ void setSensorData(float sensorValues[])
 
   for (uint8_t i = 0; i < 5 and wuValidData == false; i++)
   {
-    if (sensorValues[i] != 0)
+    if (sensorValues[i] != 0 and sensorValues[i] != nanf("no value") and (not isnan(sensorValues[i])))
     {
       wuValidData = true; // at least one value is not zero, the data
     }
@@ -88,7 +88,11 @@ void setSensorData(float sensorValues[])
 
   for (uint8_t i = 0; i < VALUES; i++)
   {
-    _webUpdater_sensValues[i] = sensorValues[i];
+    if (sensorValues[i] != nanf("no value") and (not isnan(sensorValues[i])))
+    {
+      // only copy real float values
+      _webUpdater_sensValues[i] = sensorValues[i];
+    }
   }
 }