GE Industrial Solutions 6KCV300WPD User Manual
Page 160
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GEI-100340
Description
Interruptable monostable timer.
Timer is activated on every rising edge of input g in the following way:
l
On the rising edge of input g the following operations are performed:
l
Reading of the activation time from input t.
l
Zero setting of the internal variable act (output act).
l
Enable of the timer, internal variable
is set TRUE (output
l
Output o is set TRUE.
l
After t milliseconds are elapsed, during which input g is always TRUE, timer outputs are set
in the following way:
l
output o is set FALSE
l
output
is set FALSE
l
ouput act stops on the last value reached (t value)
l
If
the timer is active, input g becomes FALSE, the timer is immediately disabled and
the outputs are set in the following way:
l
output o is set FALSE
l
output
is set
l
ouput act stops on the last value reached
When the timer is active, ouput
is TRUE, ouput act indicates the number of cycles elapsed from
operations start. When output
is FALSE output act is not significant.
Input
is read only in the cycle in which the rising cycle of input g is checked. Therefore, if input
changes
while timer is enabled, output
is TRUE, the new value is not considered. This
will be used in the
next activation timer.
All times are expressed in milliseconds. Therefore, if input
is set to 12, time output o becomes TRUE for 12
milliseconds and output act changes from 0 to 12.
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