diff --git a/Mk2_3phase_RFdatalog_temp/main.cpp b/Mk2_3phase_RFdatalog_temp/main.cpp
index fe40130c..8fd0a405 100644
--- a/Mk2_3phase_RFdatalog_temp/main.cpp
+++ b/Mk2_3phase_RFdatalog_temp/main.cpp
@@ -425,7 +425,7 @@ void loop()
 
         tx_data.temperature_x100[idx] = tmp;
       } while (idx);
-
+      
       temperatureSensing.requestTemperatures();  // for use next time around
     }
 
diff --git a/Mk2_3phase_RFdatalog_temp/utils.h b/Mk2_3phase_RFdatalog_temp/utils.h
index 644d273c..a28d9608 100644
--- a/Mk2_3phase_RFdatalog_temp/utils.h
+++ b/Mk2_3phase_RFdatalog_temp/utils.h
@@ -233,6 +233,12 @@ inline void printForSerialJson()
   {
     for (uint8_t idx = 0; idx < temperatureSensing.get_size(); ++idx)
     {
+      if ((OUTOFRANGE_TEMPERATURE == tx_data.temperature_x100[idx])
+          || (DEVICE_DISCONNECTED_RAW == tx_data.temperature_x100[idx]))
+      {
+        continue;
+      }
+
       Serial.print(F(", T"));
       Serial.print(idx + 1);
       Serial.print(F(":"));
@@ -280,6 +286,12 @@ inline void printForSerialText()
   {
     for (uint8_t idx = 0; idx < temperatureSensing.get_size(); ++idx)
     {
+      if ((OUTOFRANGE_TEMPERATURE == tx_data.temperature_x100[idx])
+          || (DEVICE_DISCONNECTED_RAW == tx_data.temperature_x100[idx]))
+      {
+        continue;
+      }
+
       Serial.print(F(", T"));
       Serial.print(idx + 1);
       Serial.print(F(":"));