ABB RELION Series - SR Function Block

Signals
Table 115: SWITCHI32 input signals
Name
Type Default Description
CTL_SW BOOLEAN 1 Control Switch
IN1 INT32 0 Input signal 1
IN2 INT32 0 Input signal 2
Table 116: SWITCHI32 output signals
Name Type Description
OUT INT32 Output signal
3.16.1.12 SR function block
Function block
GUID-0B62CAED-F8A4-4738-B546-677DA362FE24 V2 EN
Figure 76: 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 117: Truth table for SR flip-flop
S
R Q
0 0
0
1)
0 1 0
1 0 1
1 1 1
1) Keep state/no change
1MRS758755 A Section 3
Basic functions
REC615 and RER615 131
Technical Manual