Index: firmware/App/Controllers/ROPump.c
===================================================================
diff -u -r228bdc53e9e88533429cd514d1d509a6fcd361d0 -r77738b42add276957539f0efb3f9a4092852c5ce
--- firmware/App/Controllers/ROPump.c	(.../ROPump.c)	(revision 228bdc53e9e88533429cd514d1d509a6fcd361d0)
+++ firmware/App/Controllers/ROPump.c	(.../ROPump.c)	(revision 77738b42add276957539f0efb3f9a4092852c5ce)
@@ -50,7 +50,7 @@
 
 #define ROP_PSI_TO_PWM_DC(p)                ( 0.2 + ( (F32)((p) - 100) * 0.01 ) )  ///< conversion factor from target PSI to PWM duty cycle estimate   TODO - this is a place holder for real conversion
 
-#define RO_FLOW_ADC_TO_LPM_FACTOR           0.00018             ///< conversion factor from ADC counts to LPM (liters/min) for RO flow rate.
+#define RO_FLOW_ADC_TO_LPM_FACTOR           10909.0909          ///< conversion factor from ADC counts to LPM (liters/min) for RO flow rate (multiply this by inverse of FPGA reading).
 
 typedef enum ROPump_States
 {
@@ -183,7 +183,7 @@
 {
     S32 roFlow = (S32)getFPGAROPumpFlowRate();
 
-    measuredROFlowRateLPM.data = (F32)(roFlow) * RO_FLOW_ADC_TO_LPM_FACTOR;
+    measuredROFlowRateLPM.data = ( 1.0 / (F32)(roFlow) ) * RO_FLOW_ADC_TO_LPM_FACTOR;
     measuredROPumpPressure = getMeasuredDGPressure( PRESSURE_SENSOR_RO_PUMP_OUTLET );
 
     // TODO - check pressure?