ABB RER615 - Page 143

Table 135: SWITCHI32 output signals
Name Type Description
OUT INT32 Output signal
3.17.1.12 SR function block
Function block
Figure 75: Function block
Functionality
The SR flip-flop output Q can be set or reset from the S or R inputs. S input has a
higher priority over the R input. Output NOTQ is the negation of output Q.
The statuses of outputs Q and NOTQ are not retained in the nonvolatile
memory.
Table 136: Truth table for SR flip-flop
S R Q
0 0 0
1
0 1 0
1 0 1
1 1 1
Signals
Table 137: SR Input signals
Name Type Default Description
S BOOLEAN 0=False Set Q output when
set
R BOOLEAN 0=False Resets Q output
when set
Table 138: SR Output signals
Name Type Description
Q BOOLEAN Q status
NOTQ BOOLEAN NOTQ status
1
Keep state/no change
1MRS758755 C Basic functions
REC615 & RER615
Technical Manual
143