diff -r b5b076457b68 -r d93ddd6ca0af Hardware/ISensor.cs
--- a/Hardware/ISensor.cs	Wed Oct 06 19:50:10 2010 +0000
+++ b/Hardware/ISensor.cs	Thu Oct 07 19:34:36 2010 +0000
@@ -48,7 +48,8 @@
     Load,
     Fan,
     Flow,
-    Control
+    Control,
+    Level
   }
 
   public struct SensorValue {