Chapter 9—C445 Logic Engine and Expansion I/O
Power Xpert C445 Global Motor Management Relay
MN042003EN—January 2019
www.eaton.com
159
Bit Operators
F-TRIG—Falling Edge Trigger
The F-TRIG detects a TRUE to FALSE transition of the CLK. The OUT is set to TRUE when
the transition is detected and it remains true until the instruction runs in the next scan
where it is cleared.
R-TRIG—Rising Edge Trigger
The R-TRIG detects a FALSE to TRUE transition of the CLK. The OUT is set to TRUE when
the transition is detected and it remains true until the instruction runs in the next scan
where it is cleared.
Parameter
Data type
Description
CLK
BOOL
Clock input
OUT
BOOL
Edge detection output
Parameter
Data type
Description
CLK
BOOL
Clock input
OUT
BOOL
Edge detection output
