Rockwell Automation 1760-xxxx Pico GFX-70 Controllers User Manual - Manual (Page 175)

Publication 1760-UM002B-EN-P - March 2005
Wiring with Pico GFX-70 4-65
Parameter display and parameter set for Boolean sequence function block:
Only constants can be modified in the parameter display of a function block.
Operating Modes of the Boolean Sequence Function Block
BV27 AND +
>I1
>I2
QV>
BV27 Boolean sequence function block number 27
AND AND operation mode
+ Appears in the parameter display
>I1 First value
>I2 Second value
QV> Result of the sequence
Parameter Function
AND AND operation
OR OR operation
XOR Exclusive OR operation
NOT Negation of the Boolean value of
>I1