ABB RELION SMU615 Technical Manual page 97

1MRS758407 C
SR Input signals
Table 111: SR Input signals
Name
S
R
SR Output signals
Table 112: SR Output signals
Name
Q
NOTQ
3.13.1.13 RS function block
Function block
Figure 58: Function block
Functionality
The RS flip-flop output Q can be set or reset from the S or R inputs. R input has a
higher priority over the S input. Output NOTQ is the negation of output Q.
Table 113: Truth table for RS flip-flop
S
0
0
1
1
Signals
1
Keep state/no change
SMU615
Technical Manual
Type
BOOLEAN
BOOLEAN
Type
BOOLEAN
BOOLEAN
The statuses of outputs Q and NOTQ are not retained in the nonvolatile
memory.
R
0
1
0
1
Default Description
0=False Set Q output when
set
0=False Resets Q output
when set
Description
Q status
NOTQ status
Q
1
0
0
1
0
Basic functions
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