Siemens LOGO!, Manual

Page: 187 / 534

LOGO! functions
4.4 Special functions list - SF
LOGO!
Manual, 04/2011, A5E03556174-01
187
Days of the week
The prefix "D=" (Day) has the following meaning:
●
M: Monday
● T: Tuesday
● W: Wednesday
● T: Thursday
● F: Friday
● S: Saturday
● S: Sunday
Uppercase letters indicate a specific day of the week. A "-" indicates no selection for the day
of the week.
On-/Off-times
Any time between 00:00 h and 23:59 h is possible. You can also configure the on time to be
a pulse signal. The timer block will be activated at the specified time for one cycle and then
the output is reset.
- -:- - means: No on-/off-times set.
Setting the weekly timer
To set the on-/off-times:
1.
Move the cursor to one of the Cam parameters of the timer (e.g. No1).
2. Press OK. LOGO! opens the Cam parameter assignment screen form. The cursor is
positioned on the day of the week.
3. Press and to select one or several days of the week.
4. Press to move the cursor to the first position of the on-time.
5. Set the on-time.
Modify the value at the respective position, using the keys and . Move to the cursor to
the various positions, using the keys and . At the first position, you can only select the
value - -:- -
(- -:- - means: No on-/off-times set).
6. Press to move the cursor to the first position of the off-time.
7. Set the off-time (in same way as in step 5).
8. Confirm your entries with OK.
The cursor is now positioned on the No2 parameter (Cam2) and you can configure a
further cam.
Note
For information on timer accuracy, refer to the technical data and to the topic "Time
response (Page 151)".