Index: firmware/App/Services/TDInterface.c
===================================================================
diff -u -r32aa5b5fa1e847e9002c7bfa311a923bbadea3fa -r39fbf9fd993d5e735092cf4ad802d58d0f92f7b1
--- firmware/App/Services/TDInterface.c	(.../TDInterface.c)	(revision 32aa5b5fa1e847e9002c7bfa311a923bbadea3fa)
+++ firmware/App/Services/TDInterface.c	(.../TDInterface.c)	(revision 39fbf9fd993d5e735092cf4ad802d58d0f92f7b1)
@@ -149,7 +149,7 @@
     tdBicarbConvFactor.ovInitData       = BICARBONATE_CONVERSION_FACTOR;
     tdBicarbConvFactor.override         = OVERRIDE_RESET;
 
-    tdSodium.data                       = 0.0F;
+    tdSodium.data                       = TD_SODIUM_MIN;
     tdSodium.ovData                     = 0.0F;
     tdSodium.ovInitData                 = TD_SODIUM_MIN;
     tdSodium.override                   = OVERRIDE_RESET;