Sr Flip-Flop, Volatile Sr - ABB RELION REX640 Technical Manual

Protection and control

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Table of Contents

1MRS759142 F

Table 305: T_POS_OK Input signals

Table 306: T_POS_CL Output signals

Table 307: T_POS_OP Output signals

Table 308: T_POS_OK Output signals

The function does not have any parameters available in LHMI or PCM600.

SR flip-flop, volatile SR

Function block

Figure 170: 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.

Technical Manual

Double binary

The statuses of outputs Q and NOTQ are not retained in the nonvolatile

Input signal

Output signal

Output signal

Output signal

Basic functions