4.23 User Defined Functions (CFC)
571
7SD5 Manual
C53000-G1176-C169-1
4.23 User Defined Functions (CFC)
Function Modules and Possible Assignments to Task Levels
Function Module Explanation Task Level
MW_BEARB PLC1_BEAR
B
PLC_BEARB SFS_BEARB
ABSVALUE Magnitude calculation X – – –
ADD addition X X X X
AND AND - Gate X X X X
BOOL_TO_CO Boolean to Control
(conversion)
–X X –
BOOL_TO_DL Boolean to Double Point
(conversion)
–X X X
BOOL_TO_IC Bool to internal SI,
conversion
–X X X
BUILD_DI Create Double Point
annunciation
–X X X
CMD_CHAIN Switching sequence – X X –
CMD_INF Command information – – – X
CONNECT Connection – X X X
D_FF D- Flipflop – X X X
D_FF_MEMO status memory for restart X X X X
DI_TO_BOOL Double Point to Boolean
(conversion)
–X X X
DIV division X X X X
DM_DECODE Decode double point X X X X
DYN_OR dynamic or X X X X
LIVE_ZERO X – – –
LONG_TIMER Timer (max.1193h) X X X X
LOOP Feedback loop X X X X
LOWER_SETPOINT Lower limit X – – –
MUL multiplication X X X X
NAND NAND - Gate X X X X
NEG Negator X X X X
NOR NOR - Gate X X X X
OR OR - Gate X X X X
RS_FF RS- Flipflop – X X X
SQUARE_ROOT root extractor X X X X
SR_FF SR- Flipflop – X X X
SUB substraction X X X X
TIMER Timer – X X –
UPPER_SETPOINT Upper limit X – – –
X_OR XOR - Gate X X X X
ZERO_POINT Zero supression X – – –
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