Index: firmware/App/Controllers/BloodFlow.c
===================================================================
diff -u -r2bb447181c2519690441d81f83563d17e0882ef2 -r85bfe5051e4d2bf67be39d394f96c075b4e52836
--- firmware/App/Controllers/BloodFlow.c	(.../BloodFlow.c)	(revision 2bb447181c2519690441d81f83563d17e0882ef2)
+++ firmware/App/Controllers/BloodFlow.c	(.../BloodFlow.c)	(revision 85bfe5051e4d2bf67be39d394f96c075b4e52836)
@@ -61,7 +61,7 @@
 #define BP_REV_PER_LITER                    124.0           // rotor revolutions per liter
 #define BP_ML_PER_MIN_TO_PUMP_RPM_FACTOR    ( BP_REV_PER_LITER / ML_PER_LITER )
 #define BP_GEAR_RATIO                       32.0            // blood pump motor to blood pump gear ratio
-#define BP_MOTOR_RPM_TO_PWM_DC_FACTOR       0.000369 //717       // ~27 BP motor RPM = 1% PWM duty cycle
+#define BP_MOTOR_RPM_TO_PWM_DC_FACTOR       0.0003717       // ~27 BP motor RPM = 1% PWM duty cycle
 #define BP_PWM_ZERO_OFFSET                  0.1             // 10% PWM duty cycle = zero speed
 #define BP_PWM_FROM_ML_PER_MIN(rate)        ( (rate) * BP_ML_PER_MIN_TO_PUMP_RPM_FACTOR * BP_GEAR_RATIO * BP_MOTOR_RPM_TO_PWM_DC_FACTOR + BP_PWM_ZERO_OFFSET )