Automatic Initialization (Structograms) - Siemens PROFIBUS PA SIPART PS2 Manual

Preparing for Operation

3.6.7 Automatic initialization (structograms)

Linear actuator
Up
Figure 3-27 Direction of action of the actuators
configure
piezo valve 1 opens
dy > 4 % ?
yes
Figure 3-28 Automatic initialization, part 1
78
Down
The initialization procedure should be taken from the following structo-
gram (figure 3-28 to figure 3-31). The terms Open/Closed and up/down
in the structogram refer to the direction of action of the actuators as
illustrated in figure 3-27.
> 5 s
start: press
1
no
piezo valve 2 opens
dy > 4 % ?
yes
2
Rotary actuator
Closed
continue with:
no
t > 60 s ?
yes
no
t > 60 s ?
yes
Open
move the actuator
into the travel range
with:
no
manual intervention
SIPART PS2 PA Manual
A5E00127926-03