Index: sources/gui/qml/globals/Variables.qml
===================================================================
diff -u -re454ad00d5e1528b8c49f1d5f33a91f7231f1056 -rdcb88e63735118d1f11b2234752485b7cd71fd57
--- sources/gui/qml/globals/Variables.qml	(.../Variables.qml)	(revision e454ad00d5e1528b8c49f1d5f33a91f7231f1056)
+++ sources/gui/qml/globals/Variables.qml	(.../Variables.qml)	(revision dcb88e63735118d1f11b2234752485b7cd71fd57)
@@ -191,6 +191,8 @@
     readonly property int      durationResolution   :  15 // PRS346
 
     // Ultrafiltration
+    readonly property real ultrafiltrationMinDef    :  0.000
+    readonly property real ultrafiltrationMaxDef    :  8.000
     readonly property int  ultrafiltrationPrecision :  3
 
     // Heparin