IDEC SmartRelay functions
IDEC SmartRelay Manual 179
4.4.22 Current impulse relay
Short description
A short pulse at the input sets and resets the output.
Timing diagram
Symbol in
IDEC
SmartRelay
Wiring Description
Input Trg You set and reset output Q
with a signal at input Trg
(Trigger).
Input S You set output Q with a sig-
nal at input S.
Input R You reset output Q with a
signal at input R.
Parameter Selection:
RS (R input priority) or
SR (S input priority)
Retentivity:
/ = No retentivity
R = The status is retentive.
Output Q Q is set with a signal at Trg,
and reset with the next signal
at Trg, if S and R = 0.
Trg
Q
R
S
The bold printed section of
the timing diagram is also
shown in the symbol for the
current impulse relay.
Courtesy of Steven Engineering, Inc. ● 230 Ryan Way, South San Francisco, CA 94080-6370 ● General Inquiries: (800) 670-4183 ● www.stevenengineering.com
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