Current Impulse Relay - IDEC SMARTRELAY User Manual

IDEC SmartRelay functions
4.4 Special functions list - SF
4.4.24

Current impulse relay

Short description
A short pulse at the input sets and resets the output.
Symbol in
IDEC SmartRelay
Timing diagram
Functional description
Output
input Trg and if the inputs S and R
The signal at input Trg does not influence the special function when S or R
ou set the current impulse relay with a signal at input S. The output is set hi.
ou reset the current impulse relay with a signal at input R. The output is set lo.
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iring
Input Trg
Input S
Input R
Parameter
Output
changes its status that is, the output is set or reset with each 0 to 1 transition at
Description
ou set and reset output
(Trigger).
ou set output with a signal at input S.
ou reset output
Selection:
RS (R input priority) or
SR (S input priority)
Retentivity:
/ no retentivity
R the status is retentive.
is set with a signal at Trg, and reset with the next
signal at Trg, if S and R
0.
with a signal at input Trg
with a signal at input R.
0.
1.
IDEC SmartRelay Manual