Index: Accel.c
===================================================================
diff -u -rb28e0e05a9632cc46fc12378f2993a69d861a4cb -r0c164cab4076938b347da0689118b705879cdaf4
--- Accel.c	(.../Accel.c)	(revision b28e0e05a9632cc46fc12378f2993a69d861a4cb)
+++ Accel.c	(.../Accel.c)	(revision 0c164cab4076938b347da0689118b705879cdaf4)
@@ -39,7 +39,7 @@
 #define MAX_TILT_ANGLE                          ( 7.0 )                                         ///< Maximum tilt of system before alarm
 #define MIN_TILT_ANGLE_TO_CLEAR_ALARM           ( 5.0 )                                         ///< Minimum tilt of system before alarm is cleared
 #define MAX_TILT_PERSISTENCE                    ( 1 * MS_PER_SECOND / TASK_PRIORITY_INTERVAL )  ///< Maximum time (in task intervals) that a tilt in excess of limit can persist before alarm
-#define MAX_SHOCK_ACCELERATION                  ( 2.0 )                                         ///< Maximum shock (acceleration) measured on any axis before alarm
+#define MAX_SHOCK_ACCELERATION                  ( 4.0 )                                         ///< Maximum shock (acceleration) measured on any axis before alarm
 #define MAX_TILT_G                              ( 1.0 )                                         ///< Maximum tilt (in g)
 #define MAX_TILT_ANGLE_DEG                      ( 90.0 )                                        ///< Maximum tilt angle (in degrees)