Select Rect from the drawing tools and draw a square. A new part is created in the Element Browser. Click to pin this part to make it the base part of the block mask icon. The elements in the base part appear in all other parts, reducing the need to replicate icon elements.

Select Line from the drawing tools to draw a horizontal line touching the middle of the square.

Select the square and line elements and make a copy of them. Select the elements, right-click and select Group to group the square and the line. Select Flip Horizontal from the toolstrip to flip the copies horizontally.

Select Ellipse to draw a circle joining the two squares.

In the toolstrip, click Ports and then specify Left as 2 and Right as 2 for specifying the number of ports.

Use the Text tool to add the text element DC Machine in the center of the icon.

Click to create an another part for the bar magnet. Select Rect and draw a rectangle. Make a copy of the rectangle and place the rectangles next to each other. Use the Text tool to add the text element N and S. Fill the left rectangle with black color.

Click to create an another part for the spring element. Select Inductor and place it on the canvas. Flip the inductor element vertically. Adjust the edit points of the inductor element to form the loops of the spring.

Enter the labels for the left and right ports using the text tool.

Bind the ports and port labels of the icon to align the port labels to the port in the canvas so that even when you resize the icon the ports and port labels remain together. To bind the port to the port labels, select the port label, then in the Port Binding section of the toolstrip, select the port. You can also unbind the port.

Right-click the magnet element and select Conditional Visibility > Add Condition.

In the Icon Dynamization pane, click Graphical. From the Condition Type list, select Block Parameters. Select the parameter as FieldType, the condition as Equal to and the value as Permanent magnet. Click Apply to populate the visibility condition.

Set the magnet element to be visible when FieldType is Wound in a similar way.

Define the block mask parameter CenterText in the Mask Editor.

Select the part that holds the text element and then select the text element. In the Text Dynamization pane, select the Text tab.

Enter the mask block parameter name CenterText in Parameter/Value.

Parameter/Value returns its value during run time.