Pilz PSS u2 ES 4DI, Руководство по эксплуатации

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Function description
Operating Manual PSS u2 ES 4DI
1003609-EN-03
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t
signal_min
Time for which a signal must be present at the input in order to be de-
tected
t
TRUE
Stretched 1-signal in the module
t
FALSE
Stretched 0-signal in the module
0-signal
l
stretch
l
stretch
l
TRUE
l
Clamp
Pulse
stretching
Stretched
signal
1-signal
l
FALSE
l
l
signal_min
l
signal_min
Fig.: Timing diagram: pulse stretching with variable signal duration
Legend
Clamp Signal at the terminal
Pulse stretching Pulse stretching
Stretched signal Stretched signal
t
1-signal
Duration of 1-signal
t
stretch
Duration of pulse stretching
t
signal_min
Time for which a signal must be present at the input in order to be de-
tected
t
TRUE
Stretched 1-signal in the module
t
FALSE
Stretched 0-signal in the module
Grey shaded
area
Signals that are not detected during stretching