Index: firmware/App/Drivers/PressureSensor.c
===================================================================
diff -u -r58beb1056549181c679c3fe0bf8900017d9beb51 -rc1e648a4cdc622919a3dcc7344b71e8c3fec61df
--- firmware/App/Drivers/PressureSensor.c	(.../PressureSensor.c)	(revision 58beb1056549181c679c3fe0bf8900017d9beb51)
+++ firmware/App/Drivers/PressureSensor.c	(.../PressureSensor.c)	(revision c1e648a4cdc622919a3dcc7344b71e8c3fec61df)
@@ -233,14 +233,14 @@
     if ( getTestConfigStatus( TEST_CONFIG_ENABLE_BETA_1_HW ) == TRUE )
     {
         // Beta 1 hardware: 30 PSI
-        minPsi = PRESSURE_MIN_PSI;
-        maxPsi = PRESSURE_MAX_PSI;
+        minPsi = -30.0F;
+        maxPsi =  30.0F;
     }
     else
     {
         // Beta 1.9 hardware: 15 PSI
-        minPsi = PRESSURE_MIN_PSI;
-        maxPsi = PRESSURE_MAX_PSI;
+        minPsi = -15.0F;
+        maxPsi =  15.0F;
     }
 
     // Convert raw sensor reading to PSI