Pdf (Off Delay) - Siemens Sinamics S110 Function Manual

Drive functions
7.3 Function modules
7.3.8.15

PDF (OFF delay)

Brief description
Timer with OFF delay
Mode of operation
The falling edge of a pulse at input I resets output Q to 0 after OFF delay time T.
Output Q becomes 1 when I is 1.
Output Q becomes 0 when input pulse I is 0 and OFF delay time T has expired.
If input I is reset to 1 before time T has expired, output Q remains 1.
Time flow chart
Output pulse Q as a function of pulse duration T and input pulse I.
1
I
0
1
Q
0
Figure 7-75
308
T
PDF (OFF delay): Time flow chart
T T
Function Manual, 01/2011, 6SL3097-4AB10-0BP3
Function Manual