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LOGO! functions
4.4 Special functions list - SF
LOGO!
Manual, 04/2011, A5E03556174-01
229
4.4.24
Pulse relay
Short description
A short pulse at the input sets and resets the output.
Symbol in LOGO!
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 signal 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.
56
4
7UJ
6
5
3DU
Output Q
Q is set with a signal at Trg, and reset with the next
signal at Trg, if S and R = 0.
Timing diagram
6
5
4
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Functional description
Output Q changes its status; that is, the output is set or reset with each 0 to 1 transition at
input Trg and if the inputs S and R = 0.
The signal at input Trg does not influence the special function when S or R = 1.
You set the pulse relay with a signal at input S. The output is set hi.
You reset the pulse relay with a signal at input R. The output is set lo.
Содержание LOGO!
Страница 8: ...Preface LOGO 8 Manual 04 2011 A5E03556174 01 ...
Страница 136: ...Programming LOGO 3 9 Memory space and circuit program size LOGO 136 Manual 04 2011 A5E03556174 01 ...
Страница 278: ...LOGO functions 4 4 Special functions list SF LOGO 278 Manual 04 2011 A5E03556174 01 ...
Страница 302: ...Configuring LOGO 7 2 Setting the default values for LOGO LOGO 302 Manual 04 2011 A5E03556174 01 ...
Страница 366: ...Abbreviations LOGO 366 Manual 04 2011 A5E03556174 01 ...
Страница 372: ...Index LOGO 372 Manual 04 2011 A5E03556174 01 ...
Страница 400: ...Safety instructions 2 3 Notes about usage Basic Panels 28 Operating Instructions 04 2012 A5E02421799 03 ...
Страница 534: ...Index Basic Panels 162 Operating Instructions 04 2012 A5E02421799 03 ...