Dsw Digital Switch Function Block; Figure 35 Dsw Function Block Example - Honeywell HC900 Reference Manual

Function Blocks

DSW Digital Switch Function Block

DSW Digital Switch Function Block
Description
The DSW label stands for Digital Switch.
This block is part of the Logic and Fast Logic categories.
Function
Sets the output of the block equal to either input A or Input B depending on the value of input SA. If input
SA (Select A) is ON, then OUT = Input A, otherwise OUT = Input B.
Input
st
A = 1 of two inputs to select from.
nd
B = 2 of two inputs to select from.
SA = Select A
Output
Out = If SA is ON, then A, else B.
Block properties
Double click on the function block to access the function block properties dialog box.
Example
F igure 35 shows an example of a DSW function block. The output is switched between two digital
H
inputs based on the ON or OFF state of the control input . Output = A input state when SA input is OFF
and B input state when SA input is ON.
152

Figure 35 DSW function block example

HC900 Hybrid Control Designer Function Block Reference Guide Revision 11
2/07