Index: firmware/App/Drivers/PressureSensor.h
===================================================================
diff -u -r3241c6b7f66889b6443e377ab1f5ecf2cedd2602 -r69e32c52c41cfc8073a7eb59408fb30e6ac40f86
--- firmware/App/Drivers/PressureSensor.h	(.../PressureSensor.h)	(revision 3241c6b7f66889b6443e377ab1f5ecf2cedd2602)
+++ firmware/App/Drivers/PressureSensor.h	(.../PressureSensor.h)	(revision 69e32c52c41cfc8073a7eb59408fb30e6ac40f86)
@@ -42,6 +42,10 @@
     P13_PRES,                               ///< Pressure before RO filter
     P17_PRES,                               ///< Pressure after RO filter
     X1_PRES,                                ///< Pressure before RO pump
+    X2_PRES,                                ///< Pressure RO Concentrate
+    X3_PRES,                                ///< Pressure after P32, concentrate drop
+    X4_PRES,                                ///< Pressure drain drop
+    X5_PRES,                                ///< TBD
     NUM_OF_PRESSURE_SENSORS                 ///< Number of pressure sensors
 } PRESSURE_SENSORS_T;