Index: firmware/App/Controllers/DialysatePumps.h
===================================================================
diff -u -rf6022e86136c821709ce24b61e11e8e2bdf0b11e -rb2e7c9194acd84783d2bbad64c5720410493e199
--- firmware/App/Controllers/DialysatePumps.h	(.../DialysatePumps.h)	(revision f6022e86136c821709ce24b61e11e8e2bdf0b11e)
+++ firmware/App/Controllers/DialysatePumps.h	(.../DialysatePumps.h)	(revision b2e7c9194acd84783d2bbad64c5720410493e199)
@@ -1,17 +1,17 @@
 /**************************************************************************
 *
-* Copyright (c) 2024-2024 Diality Inc. - All Rights Reserved.
+* Copyright (c) 2024-2026 Diality Inc. - All Rights Reserved.
 *
 * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
 *
 * @file    DialysatePumps.h
 *
-* @author  (last)      Vinayakam Mani
-* @date    (last)      02-Sep-2024
+* @author  (last)      Jashwant Gantyada
+* @date    (last)      12-Mar-2026
 *
 * @author  (original)  Vinayakam Mani
-* @date    (original)  02-Sep-2024
+* @date    (original)  07-Oct-2024
 *
 ***************************************************************************/
 
@@ -24,16 +24,20 @@
  *  @defgroup DialysatePumps DialysatePumps
  *  @brief Dialysate Pumps monitor/controller module. Controls and monitors the dialysate pumps.
  *  Dialysate pump manufacturer: Diener Silencer Series Gear Pumps, PN: 01483-PM-3-RA.
- *  The pump shall produce flow rates of 350-2700 ml/min.
+ *  The pump shall run at 200(10%) -2700(90%)RPM.
  *
  *  @addtogroup DialysatePumps
  *  @{
  */
 
 // ********** public definitions **********
 
-#define MIN_DIALYSATE_PUMP_RPM                  350                             ///< Minimum RPM target for dialysate pump (though zero is allowed if turning pump off).
-#define MAX_DIALYSATE_PUMP_RPM                  2650                            ///< Maximum RPM target for dialysate pump.
+#define MIN_DIALYSATE_PUMP_RPM                  200                             ///< Minimum RPM target for D12 pump and D48 Diener 2000 pump.
+#define MAX_DIALYSATE_PUMP_RPM                  2650                            ///< Maximum RPM target for D12 pump and D48 Diener 2000 pump.
+
+#define D48_DIENER_1000_MIN_RPM                 134                             ///< Minimum RPM for D48 Diener 1000 pump (test config enabled).
+#define D48_DIENER_1000_MAX_RPM                 2770                            ///< Maximum RPM for D48 Diener 1000 pump (test config enabled).
+
 #define DEGAS_PUMP_TARGET_PRES_ADJ_THRESHOLD    -1.0F                           ///< Dialysate Pump(D12) target pressure threshold adjustment factor.
 
 #define MIN_DIALYSATE_FLOW_RATE                 ( 100.0F )                      ///< Minimum dialysate flow rate
@@ -80,6 +84,8 @@
 void execDialysatePumpController( void );
 SELF_TEST_STATUS_T execDialysatePumpSelfTest( void );
 
+U32 getDialysatePumpMinRPM( DIALYSATE_PUMPS_T pumpId );
+U32 getDialysatePumpMaxRPM( DIALYSATE_PUMPS_T pumpId );
 F32 getDialysatePumpTargetSpeed( DIALYSATE_PUMPS_T pumpId );
 F32 getDialysatePumpMeasuredSpeed( DIALYSATE_PUMPS_T pumpId );
 F32 getDialysatePumpTargetPressure( DIALYSATE_PUMPS_T pumpId );