Siemens SPS starter kit 6ED1057-3BA10-0AA8 6ED1057-3BA10-0AA8 Ficha De Dados
Códigos do produto
6ED1057-3BA10-0AA8
LOGO! functions
4.4 Special functions list - SF
LOGO!
Manual, 06/2014, A5E33039675
Manual, 06/2014, A5E33039675
159
4.4.11
Weekly timer
Short description
The weekly timer controls an output by means of a configurable on/off date. The function
supports any combination of weekdays. You select the active weekdays by hiding the
inactive days.
Note
Because LOGO! 24/24o does not have a real-time clock, the weekly timer function is not
Because LOGO! 24/24o does not have a real-time clock, the weekly timer function is not
available.
Symbol in LOGO! Wiring
Description
Cam parameters
1, 2 and 3
1, 2 and 3
At the Cam parameters, you set the on- and off-times of the
weekly timer for each Cam switch. Here you also configure
the days and the time-of-day.
You can also specify whether the timer pulses on for one
You can also specify whether the timer pulses on for one
cycle when activated and then reset. The pulse setting
applies to all three cams.
Output Q
LOGO! sets Q when actuating the configured cam.
Timing diagram (three examples)
Functional description
Each weekly timer has three cams for you to configure a time hysteresis. You specify the on-
and off-times at the Cam parameters. The weekly timer sets the output at a certain on-time;
if you have not set it, the weekly timer resets the output at a certain off-time if you configure
an off-time, or at the end of the cycle if you specify a pulse output.
You will cause a conflict if you set overlapping on- and off-times; the earliest on- and off-
You will cause a conflict if you set overlapping on- and off-times; the earliest on- and off-
times take priority. Here is an example:
Cam
On-time
Off-time
1
1:00h
2:00h