diff --git a/numass-control/msp/src/main/java/inr/numass/control/msp/MspDevice.java b/numass-control/msp/src/main/java/inr/numass/control/msp/MspDevice.java
index dfc2a78d..0d3fc576 100644
--- a/numass-control/msp/src/main/java/inr/numass/control/msp/MspDevice.java
+++ b/numass-control/msp/src/main/java/inr/numass/control/msp/MspDevice.java
@@ -16,7 +16,7 @@
 package inr.numass.control.msp;
 
 import hep.dataforge.context.Context;
-import hep.dataforge.context.GlobalContext;
+import hep.dataforge.control.connections.Roles;
 import hep.dataforge.control.connections.StorageConnection;
 import hep.dataforge.control.devices.SingleMeasurementDevice;
 import hep.dataforge.control.measurements.AbstractMeasurement;
@@ -380,7 +380,7 @@ public class MspDevice extends SingleMeasurementDevice implements PortHandler.Po
 
         private void prepareLoaders() {
             loaders = new ArrayList<>();
-            forEachTypedConnection("storage", StorageConnection.class, (StorageConnection con) -> {
+            forEachTypedConnection(Roles.STORAGE_ROLE, StorageConnection.class, (StorageConnection con) -> {
                 try {
                     Storage storage = con.getStorage();
 
diff --git a/numass-control/vac/src/main/java/inr/numass/readvac/devices/VacCollectorDevice.java b/numass-control/vac/src/main/java/inr/numass/readvac/devices/VacCollectorDevice.java
index 2fb70e25..b6cd9472 100644
--- a/numass-control/vac/src/main/java/inr/numass/readvac/devices/VacCollectorDevice.java
+++ b/numass-control/vac/src/main/java/inr/numass/readvac/devices/VacCollectorDevice.java
@@ -16,6 +16,7 @@ import hep.dataforge.exceptions.ControlException;
 import hep.dataforge.exceptions.MeasurementException;
 import hep.dataforge.meta.Meta;
 import hep.dataforge.values.Value;
+import java.util.Collection;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.Executors;
@@ -43,7 +44,7 @@ public class VacCollectorDevice extends Sensor<DataPoint> {
     @Override
     protected Object calculateState(String stateName) throws ControlException {
         //TODO add dot path notation for states
-        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+        return Value.NULL;
     }
 
     @Override
@@ -55,6 +56,10 @@ public class VacCollectorDevice extends Sensor<DataPoint> {
     public String type() {
         return "Numass vacuum";
     }
+    
+    public Collection<Sensor<Double>> getSensors(){
+        return sensorMap.values();
+    }
 
     private class VacuumMeasurement extends AbstractMeasurement<DataPoint> {
 
@@ -91,5 +96,5 @@ public class VacCollectorDevice extends Sensor<DataPoint> {
             return isRunning;
         }
     }
-
+    
 }
diff --git a/numass-control/vac/src/main/java/inr/numass/readvac/devices/VirtualVacDevice.java b/numass-control/vac/src/main/java/inr/numass/readvac/devices/VirtualVacDevice.java
new file mode 100644
index 00000000..a6341299
--- /dev/null
+++ b/numass-control/vac/src/main/java/inr/numass/readvac/devices/VirtualVacDevice.java
@@ -0,0 +1,40 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package inr.numass.readvac.devices;
+
+import hep.dataforge.context.Context;
+import hep.dataforge.control.measurements.Measurement;
+import hep.dataforge.control.measurements.Sensor;
+import hep.dataforge.exceptions.ControlException;
+import hep.dataforge.meta.Meta;
+import hep.dataforge.values.Value;
+
+/**
+ *
+ * @author Alexander Nozik <altavir@gmail.com>
+ */
+public class VirtualVacDevice extends Sensor<Double> {
+
+    public VirtualVacDevice(String name, Context context, Meta meta) {
+        super(name, context, meta);
+    }
+
+    @Override
+    protected Object calculateState(String stateName) throws ControlException {
+        return Value.NULL;
+    }
+
+    @Override
+    protected Measurement<Double> createMeasurement() {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
+
+    @Override
+    public String type() {
+        return "Virtual vacuumeter device";
+    }
+    
+}
diff --git a/numass-control/vac/src/main/java/inr/numass/readvac/fx/PoweredVacuumeterView.java b/numass-control/vac/src/main/java/inr/numass/readvac/fx/PoweredVacuumeterView.java
index a08715a8..219e3781 100644
--- a/numass-control/vac/src/main/java/inr/numass/readvac/fx/PoweredVacuumeterView.java
+++ b/numass-control/vac/src/main/java/inr/numass/readvac/fx/PoweredVacuumeterView.java
@@ -5,116 +5,28 @@
  */
 package inr.numass.readvac.fx;
 
-import hep.dataforge.control.connections.DeviceView;
-import hep.dataforge.control.devices.Device;
-import hep.dataforge.control.measurements.Measurement;
-import hep.dataforge.control.measurements.MeasurementListener;
-import hep.dataforge.values.Value;
-import java.io.IOException;
 import java.net.URL;
-import java.time.Instant;
 import java.util.ResourceBundle;
 import javafx.beans.value.ObservableValue;
 import javafx.fxml.FXML;
-import javafx.fxml.FXMLLoader;
-import javafx.fxml.Initializable;
-import javafx.scene.Node;
-import javafx.scene.control.Label;
-import org.controlsfx.control.StatusBar;
 import org.controlsfx.control.ToggleSwitch;
 
 /**
  *
  * @author Alexander Nozik <altavir@gmail.com>
  */
-public class PoweredVacuumeterView extends DeviceView {
+public class PoweredVacuumeterView extends VacuumeterView {
 
-    private VacuumeterViewNode controller;
-    private Node node;
+    @FXML
+    ToggleSwitch powerSwitch;
 
     @Override
-    public void accept(Device device, String measurementName, Measurement measurement) {
-
-    }
-
-    VacuumeterViewNode getController() {
-        if (controller == null) {
-            getComponent();
-        }
-        return controller;
-    }
-
-    @Override
-    public void evaluateDeviceException(Device device, String message, Throwable exception) {
-        //show dialog or tooltip
-    }
-
-    @Override
-    public Node getComponent() {
-        if (getDevice() == null) {
-            throw new RuntimeException("Connection not attached");
-        } else {
-            if (node == null) {
-                try {
-                    FXMLLoader loader = new FXMLLoader(getClass().getResource("/fxml/VacBox.fxml"));
-                    controller = new VacuumeterViewNode();
-                    loader.setController(controller);
-                    this.node = loader.load();
-                } catch (IOException ex) {
-                    throw new RuntimeException(ex);
-                }
-            }
-            return node;
-        }
-    }
-
-    @Override
-    public void notifyDeviceStateChanged(Device device, String name, Value state) {
-
-    }
-
-    private class VacuumeterViewNode implements MeasurementListener<Double>, Initializable {
-
-        @FXML
-        Label deviceNameLabel;
-        @FXML
-        Label valueLabel;
-        @FXML
-        Label unitLabel;
-        @FXML
-        StatusBar status;
-        @FXML
-        ToggleSwitch powerSwitch;
-
-        @Override
-        public void initialize(URL location, ResourceBundle resources) {
-            unitLabel.setText(getDevice().meta().getString("units", "mbar"));
-            deviceNameLabel.setText(getDevice().getName());
-            powerSwitch.selectedProperty().addListener((ObservableValue<? extends Boolean> observable, Boolean oldValue, Boolean newValue) -> {
-                getDevice().setState("power", newValue);
-            });
-        }
-
-        @Override
-        public void onMeasurementFailed(Measurement measurement, Throwable exception) {
-            valueLabel.setText("Err");
-        }
-
-        @Override
-        public void onMeasurementResult(Measurement<Double> measurement, Double result, Instant time) {
-            valueLabel.setText(Double.toString(result));
-        }
-
-        @Override
-        public void onMeasurementProgress(Measurement measurement, String message) {
-            status.setText(message);
-        }
-
-        @Override
-        public void onMeasurementProgress(Measurement measurement, double progress) {
-            status.setProgress(progress);
-        }
-
+    public void initialize(URL location, ResourceBundle resources) {
+        unitLabel.setText(getDevice().meta().getString("units", "mbar"));
+        deviceNameLabel.setText(getDevice().getName());
+        powerSwitch.selectedProperty().addListener((ObservableValue<? extends Boolean> observable, Boolean oldValue, Boolean newValue) -> {
+            getDevice().setState("power", newValue);
+        });
     }
 
 }
diff --git a/numass-control/vac/src/main/java/inr/numass/readvac/fx/VacCollectorController.java b/numass-control/vac/src/main/java/inr/numass/readvac/fx/VacCollectorController.java
new file mode 100644
index 00000000..5d21f526
--- /dev/null
+++ b/numass-control/vac/src/main/java/inr/numass/readvac/fx/VacCollectorController.java
@@ -0,0 +1,128 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package inr.numass.readvac.fx;
+
+import hep.dataforge.control.connections.Roles;
+import hep.dataforge.control.devices.Device;
+import hep.dataforge.control.devices.DeviceListener;
+import hep.dataforge.control.measurements.Measurement;
+import hep.dataforge.control.measurements.MeasurementListener;
+import hep.dataforge.data.DataPoint;
+import hep.dataforge.meta.Meta;
+import hep.dataforge.meta.MetaBuilder;
+import hep.dataforge.plots.PlotFrame;
+import hep.dataforge.plots.data.DynamicPlottable;
+import hep.dataforge.plots.data.DynamicPlottableSet;
+import hep.dataforge.plots.fx.PlotContainer;
+import hep.dataforge.plots.jfreechart.JFreeChartFrame;
+import hep.dataforge.values.Value;
+import inr.numass.readvac.devices.MKSVacDevice;
+import inr.numass.readvac.devices.VacCollectorDevice;
+import java.net.URL;
+import java.time.Instant;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.ResourceBundle;
+import javafx.fxml.FXML;
+import javafx.fxml.Initializable;
+import javafx.scene.layout.AnchorPane;
+import javafx.scene.layout.HBox;
+
+/**
+ * FXML Controller class
+ *
+ * @author Alexander Nozik <altavir@gmail.com>
+ */
+public class VacCollectorController implements Initializable, DeviceListener, MeasurementListener<DataPoint> {
+
+    private VacCollectorDevice device;
+    private final List<VacuumeterView> views = new ArrayList<>();
+    private PlotContainer plotContainer;
+    private DynamicPlottableSet plottables;
+
+    @FXML
+    private AnchorPane plotHolder;
+    @FXML
+    private HBox vacBoxHolder;
+
+    @Override
+    public void evaluateDeviceException(Device device, String message, Throwable exception) {
+
+    }
+
+    /**
+     * Initializes the controller class.
+     */
+    @Override
+    public void initialize(URL url, ResourceBundle rb) {
+        plotContainer = PlotContainer.anchorTo(plotHolder);
+    }
+
+    public VacCollectorDevice getDevice() {
+        return device;
+    }
+
+    @Override
+    public void notifyDeviceStateChanged(Device device, String name, Value state) {
+
+    }
+
+    @Override
+    public void onMeasurementFailed(Measurement measurement, Throwable exception) {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
+
+    @Override
+    public void onMeasurementResult(Measurement<DataPoint> measurement, DataPoint result, Instant time) {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
+
+    private void setupView() {
+        vacBoxHolder.getChildren().clear();
+        plottables = new DynamicPlottableSet();
+        views.stream().forEach((controller) -> {
+            vacBoxHolder.getChildren().add(controller.getComponent());
+            plottables.addPlottable(new DynamicPlottable(controller.getTitle(), 
+                    controller.meta(), controller.getName()));
+        });
+        plotContainer.setPlot(setupPlot(plottables));
+    }
+
+    private PlotFrame setupPlot(DynamicPlottableSet plottables) {
+        Meta plotConfig = new MetaBuilder("plotFrame")
+                .setNode(new MetaBuilder("yAxis")
+                        .setValue("logAxis", true)
+                        .setValue("axisTitle", "pressure")
+                        .setValue("axisUnits", "mbar")
+                )
+                .setValue("xAxis.timeAxis", true);
+        JFreeChartFrame frame = new JFreeChartFrame("pressure", plotConfig);
+        frame.addAll(plottables);
+        return frame;
+    }
+
+    public void setDevice(VacCollectorDevice device) {
+        this.device = device;
+        device.getSensors().stream().map((sensor) -> {
+            VacuumeterView controller;
+            if (sensor instanceof MKSVacDevice) {
+                controller = new PoweredVacuumeterView();
+            } else {
+                controller = new VacuumeterView();
+            }
+            sensor.connect(controller, Roles.DEVICE_LISTENER_ROLE, Roles.MEASUREMENT_CONSUMER_ROLE);
+            return controller;
+        }).forEach((controller) -> {
+            views.add(controller);
+        });
+        setupView();
+    }
+    
+    private void startMeasurement(){
+        getDevice().startMeasurement();
+    }
+
+}
diff --git a/numass-control/vac/src/main/java/inr/numass/readvac/fx/VacuumeterView.java b/numass-control/vac/src/main/java/inr/numass/readvac/fx/VacuumeterView.java
index 637c7672..d5b60910 100644
--- a/numass-control/vac/src/main/java/inr/numass/readvac/fx/VacuumeterView.java
+++ b/numass-control/vac/src/main/java/inr/numass/readvac/fx/VacuumeterView.java
@@ -5,10 +5,13 @@
  */
 package inr.numass.readvac.fx;
 
-import hep.dataforge.control.connections.DeviceView;
+import hep.dataforge.content.Named;
+import hep.dataforge.control.connections.DeviceViewController;
 import hep.dataforge.control.devices.Device;
 import hep.dataforge.control.measurements.Measurement;
 import hep.dataforge.control.measurements.MeasurementListener;
+import hep.dataforge.meta.Annotated;
+import hep.dataforge.meta.Meta;
 import hep.dataforge.values.Value;
 import java.io.IOException;
 import java.net.URL;
@@ -25,35 +28,37 @@ import org.controlsfx.control.StatusBar;
  *
  * @author Alexander Nozik <altavir@gmail.com>
  */
-public class VacuumeterView extends DeviceView {
+public class VacuumeterView extends DeviceViewController implements MeasurementListener<Double>, Initializable, Named, Annotated {
 
-    private VacuumeterViewNode controller;
-    private Node node;
+    protected Node node;
+
+    @FXML
+    Label deviceNameLabel;
+
+    @FXML
+    StatusBar status;
+
+    @FXML
+    Label unitLabel;
+
+    @FXML
+    Label valueLabel;
 
     @Override
     public void accept(Device device, String measurementName, Measurement measurement) {
-
+        measurement.addListener(this);
     }
 
-    VacuumeterViewNode getController(){
-        if(controller == null){
-            getComponent();
-        }
-        return controller;
-    } 
-    
     @Override
     public void evaluateDeviceException(Device device, String message, Throwable exception) {
         //show dialog or tooltip
     }
 
-    @Override
     public Node getComponent() {
         if (node == null) {
             try {
                 FXMLLoader loader = new FXMLLoader(getClass().getResource("/fxml/VacBox.fxml"));
-                controller = new VacuumeterViewNode();
-                loader.setController(controller);
+                loader.setController(this);
                 this.node = loader.load();
             } catch (IOException ex) {
                 throw new RuntimeException(ex);
@@ -62,51 +67,48 @@ public class VacuumeterView extends DeviceView {
         return node;
     }
 
+    @Override
+    public void initialize(URL location, ResourceBundle resources) {
+        unitLabel.setText(getDevice().meta().getString("units", "mbar"));
+        deviceNameLabel.setText(getDevice().getName());
+    }
+
     @Override
     public void notifyDeviceStateChanged(Device device, String name, Value state) {
 
     }
-    
-    
 
-    private class VacuumeterViewNode implements MeasurementListener<Double>, Initializable{
-
-        @FXML
-        Label deviceNameLabel;
-        @FXML
-        Label valueLabel;
-        @FXML
-        Label unitLabel;
-        @FXML
-        StatusBar status;
-
-        @Override
-        public void initialize(URL location, ResourceBundle resources) {
-            unitLabel.setText(getDevice().meta().getString("units", "mbar"));
-            deviceNameLabel.setText(getDevice().getName());
-        }
-
-        @Override
-        public void onMeasurementFailed(Measurement measurement, Throwable exception) {
-            valueLabel.setText("Err");
-        }
-
-        @Override
-        public void onMeasurementResult(Measurement<Double> measurement, Double result, Instant time) {
-            valueLabel.setText(Double.toString(result));
-        }
-
-        @Override
-        public void onMeasurementProgress(Measurement measurement, String message) {
-            status.setText(message);
-        }
-
-        @Override
-        public void onMeasurementProgress(Measurement measurement, double progress) {
-            status.setProgress(progress);
-        }
-        
-        
+    @Override
+    public void onMeasurementFailed(Measurement measurement, Throwable exception) {
+        valueLabel.setText("Err");
     }
 
+    @Override
+    public void onMeasurementProgress(Measurement measurement, String message) {
+        status.setText(message);
+    }
+
+    @Override
+    public void onMeasurementProgress(Measurement measurement, double progress) {
+        status.setProgress(progress);
+    }
+
+    @Override
+    public void onMeasurementResult(Measurement<Double> measurement, Double result, Instant time) {
+        valueLabel.setText(Double.toString(result));
+    }
+
+    @Override
+    public String getName(){
+        return getDevice().getName();
+    }
+
+    @Override
+    public Meta meta() {
+        return getDevice().meta();
+    }
+    
+    public String getTitle(){
+        return meta().getString("title", getName());
+    }    
 }
diff --git a/numass-control/vac/src/main/resources/fxml/PoweredVacBox.fxml b/numass-control/vac/src/main/resources/fxml/PoweredVacBox.fxml
index 45db8e34..a01e4acf 100644
--- a/numass-control/vac/src/main/resources/fxml/PoweredVacBox.fxml
+++ b/numass-control/vac/src/main/resources/fxml/PoweredVacBox.fxml
@@ -9,7 +9,7 @@
 <?import org.controlsfx.control.StatusBar?>
 <?import org.controlsfx.control.ToggleSwitch?>
 
-<AnchorPane prefHeight="170.0" prefWidth="200.0" styleClass="vacBox" xmlns="http://javafx.com/javafx/8.0.65" xmlns:fx="http://javafx.com/fxml/1">    
+<AnchorPane prefHeight="170.0" prefWidth="200.0" styleClass="vacBox" xmlns="http://javafx.com/javafx/8.0.65" xmlns:fx="http://javafx.com/fxml/1" fx:controller="fxml.PoweredVacBoxController">    
     <stylesheets>
         <URL value="@/styles/vacstyles.css" />
     </stylesheets>    
diff --git a/numass-control/vac/src/main/resources/fxml/VacCollector.fxml b/numass-control/vac/src/main/resources/fxml/VacCollector.fxml
new file mode 100644
index 00000000..43be5acd
--- /dev/null
+++ b/numass-control/vac/src/main/resources/fxml/VacCollector.fxml
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.scene.text.*?>
+<?import java.lang.*?>
+<?import java.net.*?>
+<?import java.util.*?>
+<?import javafx.scene.*?>
+<?import javafx.scene.control.*?>
+<?import javafx.scene.layout.*?>
+
+<AnchorPane id="AnchorPane" prefHeight="600.0" prefWidth="600.0" styleClass="mainFxmlClass" xmlns="http://javafx.com/javafx/8.0.40" xmlns:fx="http://javafx.com/fxml/1" fx:controller="inr.numass.readvac.fx.VacCollectorController">
+    <stylesheets>
+        <URL value="@/styles/vacstyles.css" />
+    </stylesheets>
+   <children>
+      <VBox prefHeight="200.0" prefWidth="100.0" AnchorPane.bottomAnchor="0.0" AnchorPane.leftAnchor="0.0" AnchorPane.rightAnchor="0.0" AnchorPane.topAnchor="0.0">
+         <children>
+            <BorderPane prefHeight="50.0">
+               <center>
+                  <Pane prefHeight="200.0" prefWidth="200.0" BorderPane.alignment="CENTER">
+                     <children>
+                        <Label layoutX="208.0" layoutY="8.0" text="Time: ">
+                           <font>
+                              <Font size="24.0" />
+                           </font>
+                        </Label>
+                        <Label layoutX="271.0" layoutY="8.0" text="08.02.2016 15:57">
+                           <font>
+                              <Font size="24.0" />
+                           </font>
+                        </Label>
+                     </children>
+                  </Pane>
+               </center>
+            </BorderPane>
+            <ScrollPane prefHeight="175.0" vbarPolicy="NEVER">
+               <content>
+                  <HBox fx:id="vacBoxHolder" />
+               </content>
+            </ScrollPane>
+            <AnchorPane fx:id="plotHolder" />
+         </children>
+      </VBox>
+   </children>
+</AnchorPane>