diff -r 9ad699538c89 -r 8b3b9b2e28e5 Hardware/TBalancer/TBalancer.cs
--- a/Hardware/TBalancer/TBalancer.cs	Sat Jun 05 18:59:54 2010 +0000
+++ b/Hardware/TBalancer/TBalancer.cs	Sun Jun 06 11:07:57 2010 +0000
@@ -78,34 +78,34 @@
       int offset = 0;
       for (int i = 0; i < digitalTemperatures.Length; i++)
         digitalTemperatures[i] = new Sensor("Digital Sensor " + i,
-          offset + i, null, SensorType.Temperature, this, parameter);
+          offset + i, SensorType.Temperature, this, parameter);
       offset += digitalTemperatures.Length;
 
       for (int i = 0; i < analogTemperatures.Length; i++)
         analogTemperatures[i] = new Sensor("Analog Sensor " + (i + 1),
-          offset + i, null, SensorType.Temperature, this, parameter);
+          offset + i, SensorType.Temperature, this, parameter);
       offset += analogTemperatures.Length;
 
       for (int i = 0; i < sensorhubTemperatures.Length; i++)
         sensorhubTemperatures[i] = new Sensor("Sensorhub Sensor " + i,
-          offset + i, null, SensorType.Temperature, this, parameter);
+          offset + i, SensorType.Temperature, this, parameter);
       offset += sensorhubTemperatures.Length;
 
       for (int i = 0; i < miniNGTemperatures.Length; i++)
         miniNGTemperatures[i] = new Sensor("miniNG #" + (i / 2 + 1) +
-          " Sensor " + (i % 2 + 1), offset + i, null, SensorType.Temperature, 
+          " Sensor " + (i % 2 + 1), offset + i, SensorType.Temperature, 
           this, parameter);
       offset += miniNGTemperatures.Length;
 
       for (int i = 0; i < sensorhubFlows.Length; i++)
         sensorhubFlows[i] = new Sensor("Flowmeter " + (i + 1),
-          i, null, SensorType.Flow, this, new ParameterDescription[] {
+          i, SensorType.Flow, this, new ParameterDescription[] {
             new ParameterDescription("Impulse Rate", 
               "The impulse rate of the flowmeter in pulses/L", 509)
           });
 
       for (int i = 0; i < controls.Length; i++) {
-        controls[i] = new Sensor("Fan Channel " + i, i, null, 
+        controls[i] = new Sensor("Fan Channel " + i, i, 
           SensorType.Control, this, null);
         ActivateSensor(controls[i]);
       }
@@ -159,7 +159,7 @@
         if (miniNGFans[number * 2 + i] == null)
           miniNGFans[number * 2 + i] = 
             new Sensor("miniNG #" + (number + 1) + " Fan Channel " + (i + 1),
-            4 + number * 2 + i, maxRPM, SensorType.Fan, this, null);
+            4 + number * 2 + i, SensorType.Fan, this, null);
         
         Sensor sensor = miniNGFans[number * 2 + i];
 
@@ -226,7 +226,7 @@
           float maxRPM = 11.5f * ((data[149 + 2 * i] << 8) | data[148 + 2 * i]);
 
           if (fans[i] == null)
-            fans[i] = new Sensor("Fan Channel " + i, i, maxRPM, SensorType.Fan,
+            fans[i] = new Sensor("Fan Channel " + i, i, SensorType.Fan,
               this, new ParameterDescription[] {
                 new ParameterDescription("MaxRPM", 
                   "Maximum revolutions per minute (RPM) of the fan.", maxRPM)