Function blocks
225
1SVC 440 795 M1100
Parameter display and parameter set for the LS
function block:
Inputs
The function block inputs
>I1, >X1, >X2, >Y1 and >Y2
can have the following operands:
•Constants
• Markers MD, MW, MB
• Analog inputs IA01 to IA04
– IA01: Terminal I7
– IA02: Terminal I8
– IA03: Terminal I11
– IA04: Terminal I12
• Analog output QA01
• Actual value …QV> of another function block
Output
The function block output QV> can have the following
operands:
• Markers MD, MW, MB
• Analog output QA01
LS27 +
>I1
>X1
>Y1
>X2
>Y2
QV>
LS27 LS value scaling function block number 27
+ Appears in the parameter display
>I1 Input value, actual value source range
>X1 Lower value of source range
>Y1 Lower value of target range
>X2 Upper value of source range
>Y2 Upper value of target range
QV> Output value, scaled