diff --git a/CPS/config/CpsNamespace.properties b/CPS/config/CpsNamespace.properties
index dd201afaa39cca23420378226cba6207d4ed133a..7a6c5bb542aecc4156b5d02eabe047d81cb36403 100644
--- a/CPS/config/CpsNamespace.properties
+++ b/CPS/config/CpsNamespace.properties
@@ -10,6 +10,7 @@ DISPLAY_MODE_NODE=displayMode
 FACE_IS_TOUCHABLE_NODE=faceIsTouchable
 FOREGROUND_NODE=foreground
 ITEMS_VARIABLE_NODE=itemsVariable
+INITIAL_VALUE_NODE=initialValue
 HTML_TEMPLATE_NODE=htmlTemplate
 LABEL_TRANSLATION_NODE=labelTranslation
 LANDING_LINE_LENGTH_NODE=landingLineLength
diff --git a/CPS/src/lu/list/itis/dkd/tui/utility/CpsNamespace.java b/CPS/src/lu/list/itis/dkd/tui/utility/CpsNamespace.java
index 3f109ad81ca5690e81e37e389289d2d864196fab..a726cd453b321db70b6a606bab122bf998bf38f1 100644
--- a/CPS/src/lu/list/itis/dkd/tui/utility/CpsNamespace.java
+++ b/CPS/src/lu/list/itis/dkd/tui/utility/CpsNamespace.java
@@ -43,6 +43,7 @@ public class CpsNamespace extends NLS {
 
     public static String HTML_TEMPLATE_NODE;
 
+    public static String INITIAL_VALUE_NODE;
     public static String ITEMS_VARIABLE_NODE;
 
     public static String LABEL_TRANSLATION_NODE;
diff --git a/CPS/src/lu/list/itis/dkd/tui/utility/RotaryEncoder.java b/CPS/src/lu/list/itis/dkd/tui/utility/RotaryEncoder.java
index 399c604184cc2a94040174d0d2db2ddbf7b67a16..9a253f6ac3b240039204d0707d9c43067d4bddce 100644
--- a/CPS/src/lu/list/itis/dkd/tui/utility/RotaryEncoder.java
+++ b/CPS/src/lu/list/itis/dkd/tui/utility/RotaryEncoder.java
@@ -13,8 +13,15 @@
  */
 package lu.list.itis.dkd.tui.utility;
 
+import lu.list.itis.dkd.dbc.annotation.Nullable;
+import lu.list.itis.dkd.tui.bootstrapping.BootstrapCallback;
+import lu.list.itis.dkd.tui.bootstrapping.BootstrapContext;
+import lu.list.itis.dkd.tui.bootstrapping.BootstrappingUtils;
+import lu.list.itis.dkd.tui.exception.BuildException;
 import lu.list.itis.dkd.tui.widget.state.StateManager.Direction;
 
+import org.jdom2.Element;
+
 /**
  * @author Nico Mack [nico.mack@list.lu]
  * @since 1.8
@@ -76,12 +83,38 @@ public class RotaryEncoder {
         this.buildFromProperties();
     }
 
+    // ---------------------------------------------------------------------------
+
+    public RotaryEncoder(Element rootNode) throws BuildException {
+        this.buildFromBootstrap(rootNode, null, null);
+        this.buildFromProperties();
+    }
+
+    // ---------------------------------------------------------------------------
+
+    public RotaryEncoder(@Nullable Element rootNode, BootstrapContext context, BootstrapCallback callback) throws BuildException {
+        this.buildFromBootstrap(rootNode, context, callback);
+        this.buildFromProperties();
+    }
+
     // ---------------------------------------------------------------------------
     // ***************************************************************************
     // * Primitive(s) *
     // ***************************************************************************
     // ---------------------------------------------------------------------------
 
+    private void buildFromBootstrap(@Nullable Element rootNode, BootstrapContext context, BootstrapCallback callback) throws BuildException {
+        this.initialValue = BootstrappingUtils.getContentAsDouble(rootNode, CpsNamespace.INITIAL_VALUE_NODE, BootstrappingUtils.OPTIONAL, 0d, context);
+        this.value = this.initialValue;
+        this.lowerBound = BootstrappingUtils.getContentAsDouble(rootNode, Externalization.LOWER_BOUND_NODE, BootstrappingUtils.OPTIONAL, 0d, context);
+        this.upperBound = BootstrappingUtils.getContentAsDouble(rootNode, Externalization.UPPER_BOUND_NODE, BootstrappingUtils.MANDATORY, null, context);;
+        this.lowerStopAngle = BootstrappingUtils.getContentAsRadians(rootNode, CpsNamespace.LOWER_STOP_ANGLE_NODE, BootstrappingUtils.OPTIONAL, Double.NaN, context);
+        this.upperStopAngle = BootstrappingUtils.getContentAsRadians(rootNode, CpsNamespace.UPPER_STOP_ANGLE_NODE, BootstrappingUtils.OPTIONAL, Double.NaN, context);
+        this.multiTurn = BootstrappingUtils.getContentAsBoolean(rootNode, CpsNamespace.MULTITURN_NODE, BootstrappingUtils.OPTIONAL, Boolean.FALSE, context);
+    }
+
+    // ---------------------------------------------------------------------------
+
     private void buildFromProperties() {
         lastAngle = Double.NaN;