Select/Limit Instructions
    The Select/Limit instructions include these instructions:
Available Instructions
Ladder Diagram
This instruction is not available in Ladder Diagram.
Function Block and Structured Text
If you want to  | Use this instruction  | 
Select one of as many as six inputs.  | ESEL  | 
Limit an analog input between two values.  | HLL  | 
Select one of eight inputs.  | MUX  | 
Limit the amount of change of a signal over time.  | RLIM  | 
Select one of two inputs.  | SEL  | 
Select between the input value and the negative of the input value.  | SNEG  | 
Select real inputs to be summed.  | SSUM  | 
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