Rockwell Automation 1336T Function Block Prog. Manual, Series A/B - Manual (Page 94)

Function Block Library 4–32
1336 FORCE — 5.9 August 1995
MINMAX
BLOCK TYPE 13 decimal 0D hexadecimal
Min/Max
ID = Exec =
Output
NODE 0 In #1
NODE 1 In #2
NODE 2 Select
NODE 3
DEFINITION
Chooses the minimum or maximum of two input values In #1, In #2
according to the Select Input.
INPUTS
In #1 — A signed integer that is compared to In #2.
In #2 — A signed integer that is compared to In #1.
Select — When = 0 will select the minimum function.
When
≠
0 will select the maximum function.
OUTPUT
Output — A signed integer that is the minimum or maximum of
In #1 and In #2.
FUNCTION
1. If Select is false and In #1 < In #2, then Output = In #1.
2. If Select is false and In #1 > In #2, then Output = In #2.
3. If Select is true and In #1 < In #2, then Output = In #2.
4. If Select is true and In #1 > In #2, then Output = In #1.
PARAMETERS DATA TYPE LINKABLE DEFAULT VALUE RANGE
In #1 Signed Integer Yes 0
±
32767
In #2 Signed Integer Yes 0
±
32767
Select Logic Input Yes 0 True/False
Output Signed Integer No —
±
32767
EXAMPLES EXAMPLE 1 EXAMPLE 2
In #1 5 5
In #2 – 8 – 8
Select 0 1
Output – 8 5