α2
Simple Application Controllers
Function Blocks 6
6 - 13
6.6 Alternate Block
The function block inflicts a reversal of the ON and OFF state of the output as and when the
input is given to the input pin.
Table 6.6: Alternate Function Block
1 ) Alternate Operation
Function Set Item Description
I Input pin for alternation operation
C
Clear input pin resets the state of the output regardless of the input
given.
FB N/A
Output
The output is affected in the following operation:
1) Reverse the ON/OFF state of the output whenever the input
signal’s ON/OFF operation to the input pin is turned ON (ON to OFF
or OFF to ON)
2) The clear selection resets the output regardless of the input given.
000
LA
OI
C
Input pin I
Input pin C
Output
ON OFF
ON
OFF
ON OFF