diff --git a/pom.xml b/pom.xml
index e2958d6..ca39486 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>ch.psi</groupId>
     <artifactId>prosilica</artifactId>
-    <version>1.0.2</version>
+    <version>1.0.3</version>
     <packaging>jar</packaging>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/src/main/java/ch/psi/pshell/prosilica/Prosilica.java b/src/main/java/ch/psi/pshell/prosilica/Prosilica.java
index 2891154..d6b972f 100644
--- a/src/main/java/ch/psi/pshell/prosilica/Prosilica.java
+++ b/src/main/java/ch/psi/pshell/prosilica/Prosilica.java
@@ -115,7 +115,7 @@ public class Prosilica extends SourceBase implements EmbeddedCameraSource {
             if (hasCamera(uid)){
                 openCamera(uid);
                 writePars();
-                start();
+                start();                
                 setState(State.Ready);            
                 getLogger().info("Successfully restarted camera");
             }
@@ -195,6 +195,7 @@ public class Prosilica extends SourceBase implements EmbeddedCameraSource {
             writePars();
             setState(State.Ready);            
             camera.initialize();
+            start();
         } catch (IOException ex) {
             getLogger().warning("Error opening the camera: " + ex.getMessage());
             throw ex;
@@ -204,10 +205,15 @@ public class Prosilica extends SourceBase implements EmbeddedCameraSource {
     @Override
     protected void doSetMonitored(boolean value) {
         try {
+            setTimeout(-1);
             if (value) {
-                start();
+                writeParameter("AcquisitionMode", "Continuous");
+                if (Pv.CommandRun(handle, "AcquisitionStart") != Pv.tError.eSuccess) {
+                    throw new IOException("Error starting acquisition");
+                }
+                setTimeout(10000);
             } else {
-                stop();
+                writeParameter("AcquisitionMode", "SingleFrame");
             }
         } catch (Exception ex) {
             getLogger().log(Level.WARNING, null, ex);
@@ -223,10 +229,6 @@ public class Prosilica extends SourceBase implements EmbeddedCameraSource {
                 synchronized(instances){
                     instances.remove(this);
                 }
-                try {
-                    stop();
-                } catch (Exception ex) {
-                }
                 try {
                     closeCamera();
                 } catch (Exception ex) {
@@ -306,16 +308,26 @@ public class Prosilica extends SourceBase implements EmbeddedCameraSource {
                 break;
             }
         }
-
-        if (Pv.CommandRun(handle, "AcquisitionStart") != Pv.tError.eSuccess) {
-            throw new IOException("Error startic acquisition");
+        doSetMonitored(isMonitored());
+        started = true;        
+    } 
+    
+    
+    @Override
+    protected void doUpdate() throws IOException, InterruptedException {
+        if ("SingleFrame".equals(readParameter("AcquisitionMode"))){
+            if (Pv.CommandRun(handle, "AcquisitionStart") != Pv.tError.eSuccess) {
+                throw new IOException("Error starting acquisition");
+            }        
         }
-        started = true;
-        setTimeout(10000);
     }
 
     public void stop() throws IOException {
         assertInitialized();
+        doStop();
+    }
+    
+    protected void doStop() throws IOException {
         setTimeout(-1);
         started = false;
         if (isStreaming()) {
@@ -323,7 +335,7 @@ public class Prosilica extends SourceBase implements EmbeddedCameraSource {
             Pv.CaptureQueueClear(handle);
             Pv.CaptureEnd(handle);
         }        
-    }
+    }    
 
     public boolean isStarted() {
         return started;
@@ -448,7 +460,7 @@ public class Prosilica extends SourceBase implements EmbeddedCameraSource {
         if (handle != null) {
             getLogger().info("Close camera " + String.valueOf(this.currentUid));
             try {
-                stop();
+                doStop();
             } catch (Exception ex) {
                 getLogger().log(Level.WARNING, null, ex);
             }
@@ -921,12 +933,15 @@ public class Prosilica extends SourceBase implements EmbeddedCameraSource {
             String acquisitionMode;
             switch (value) {
                 case Continuous:
+                    Prosilica.this.setMonitored(true);
                     acquisitionMode = "Continuous";
                     break;
                 case Single:
+                    Prosilica.this.setMonitored(false);
                     acquisitionMode = "SingleFrame";
                     break;
                 case Multiple:
+                    Prosilica.this.setMonitored(false);
                     acquisitionMode = "MultiFrame";
                     break;
                 default: