Index: firmware/App/Drivers/RotaryValve.h
===================================================================
diff -u -ra811cae0392f1d0f976650ff167945e614b3b854 -ra074eec2ed7d04a1ea90072d7c9c013bf27a6e90
--- firmware/App/Drivers/RotaryValve.h	(.../RotaryValve.h)	(revision a811cae0392f1d0f976650ff167945e614b3b854)
+++ firmware/App/Drivers/RotaryValve.h	(.../RotaryValve.h)	(revision a074eec2ed7d04a1ea90072d7c9c013bf27a6e90)
@@ -35,15 +35,17 @@
 
 #define ROTARY_VALVE_MICROSTEP_FRACTION         8               ///< Rotary valve motors configured for 1/8 step microstepping.
 #define ROTARY_VALVE_GEAR_RATIO                 3.7F            ///< Rotary valve motor gear ratio is 3.7:1.
-#define ROTARY_VALVE_FULL_SWING_TRAVEL_COUNTS   1760            ///< Rotary valve swing arm travel range is appx. micro steps.
+#define ROTARY_VALVE_INIT_FULL_SWING_COUNTS     1760            ///< Rotary valve swing arm travel range is appx. micro steps.
+#define ROTARY_VALVE_ENERGIZED_EDGE_MAX_COUNTS  1900            ///< Rotary valve energized edge maximum allowed counts.
+#define ROTARY_VALVE_ENERGIZED_EDGE_MIN_COUNTS  1700            ///< Rotary valve energized edge minimum allowed counts.
 
 /// rotary pinch valve names
 typedef enum valveNames
 {
-    H1_VALV = 0,                        ///< Arterial rotary pinch valve
-    FIRST_VALVE = H1_VALV,              ///< First valve
-    H19_VALV,                           ///< Venous rotary pinch valve
-    NUM_OF_VALVES                       ///< Number of valves
+    H1_VALV = 0,                                                ///< Arterial rotary pinch valve
+    FIRST_VALVE = H1_VALV,                                      ///< First valve
+    H19_VALV,                                                   ///< Venous rotary pinch valve
+    NUM_OF_VALVES                                               ///< Number of valves
 } VALVE_T;
 
 // ********** public function prototypes **********