Base componente for a proportional valve with an analog order output.

 The BasePropValve handles auto and manual mode. Local mode can be displayed
 in the object graph, but a local reference value is not handled.

 There is no graphical symbol available for this object.

 The graphical symbol is colored red at error status, and yellow at warning
 status, for example at local mode. The current mode is displayed with the
 letters M  (manual mode) and L (local mode).

 The scale of the Order and Manual bars, are determined by the
 Order.PresMaxLimit and Order.PresMinLimit attributes.

 @Mode
 The modes are handled by the CompModeAM object. See this object for more
 information.

Configuration

 The Ao signal Order has to be connected to a ChanAo object.

 For plc coding the function object BasePropValveFo is used.

 Create a function object in the plc editor and connect it to the current
 object with the connect function.

• BasePropValveFo
• CompModeAM

 Super class.

 Analog order output.
 This is an Ao signal that has to be connected to channel.

 Mode object. Handles the auto, manual and local modes.
 Note that a local order signal is not handled by the object.

 Indication for error.

 Indication for warning.

 The plc function object connected to this object.
 This attribute is set when the function object is connected from
 the plc editor by the connect function.

 The simulate plc function object connected to this object.
 This attribute is set when the simulate function object is connected from
 the plc editor by the connect function.