Select_Limit Instructions
Rockwell Automation Publication 1756-RM006K-EN-P - November 2018 357
Function Block
Structu
red Text
ESEL_01.In1 := analog_input1;
ESEL_01.In2 := analog_input2;
ESEL_01.In3 := analog_input3;
ESEL_01.SelectorMode := 1;
ESEL(ESEL_01);
selected_value := ESEL_01.Out;
See also
Function Block Attributes on page 491
Common Attributes on page 537
Structured Text Syntax on page 508
Function Block Faceplate Controls on page 552
This information applies to the CompactLogix 5370, ControlLogix 5570,
Compact GuardLogix 5370, GuardLogix 5570, Compact GuardLogix 5380,
CompactLogix 5380, CompactLogix 5480, ControlLogix 5580, and GuardLogix
5580 controllers.
The HLL instruction limits an analog input between two values. You can select
high/low, high, or low limits.