Index: firmware/App/Drivers/PressureSensor.h
===================================================================
diff -u -rd8cd7de2f84b26aafc153e2bb665a5058a040bf0 -re491c38c7c2e7850b5a7ff906c04d81eabf0efb8
--- firmware/App/Drivers/PressureSensor.h	(.../PressureSensor.h)	(revision d8cd7de2f84b26aafc153e2bb665a5058a040bf0)
+++ firmware/App/Drivers/PressureSensor.h	(.../PressureSensor.h)	(revision e491c38c7c2e7850b5a7ff906c04d81eabf0efb8)
@@ -41,6 +41,7 @@
     PRESSURE_SENSOR_WATER_INLET_PRE_COND,                           ///< Water inlet pressure before conductivity sensor (PC2o)
     PRESSURE_SENSOR_PRE_RO_FILTER,                                  ///< Pressure before RO filter (PPo)
     PRESSURE_SENSOR_POST_RO_FILTER,                                 ///< Pressure after RO filter (PMp)
+    PRESSURE_SENSOR_PRE_RO_PUMP,                                    ///< Pressure before RO pump (PPi)
     NUM_OF_PRESSURE_SENSORS                                         ///< Number of pressure sensors
 } PRESSURE_SENSORS_T;