SELECT
------


.. figure:: ../media/image940.png
   :figwidth: 3.98958in
   :align: center 

**Purpose**

Outputs one of two possible signals, depending on whether the switch value is TRUE or FALSE.

**Procedure** 

Switching between input signals A and B is determined by whether the logical input signal is TRUE or FALSE. Signal A is output when the logical input is TRUE. Signal B is output when the logical input is FALSE.

**Parameters** 

None

**Remarks** 

None

**Examples** 

Figure 1 shows the SELECT component switching between two numerical input signals: a sine and a constant. When the logical input is TRUE, the sine is output. When the logical input is FALSE, the constant is output.

.. figure:: ../media/image941.png
   :figwidth: 6.72917in
   :align: center 

   Control scheme with SELECT
   

.. include:: substitutions_control.rst