Manual Initialization Of Rotary Actuators - Siemens PROFIBUS PA SIPART PS2 Manual

Preparing for Operation

3.6.6 Manual initialization of rotary actuators

Manual initializa-
tion procedure in
rotary actuators
.
76
The positioner can be initialized with this function without the actuator
being driven hard against the limit stop. The start and end positions of
the displacement path are set manually. The other initialization steps
(optimization of the control parameters) run automatically as in automa-
tic initialization.
1. Make preparations as described in chapter 3.6.4, page 73 for
rotary actuators. In particular, make sure by manually driving the
whole displacement path that the displayed potentiometer setting
moves in the permissible range between P5.0 and P95.0.
2. Press the operation mode key
you to the Configuration mode.
Display:
3. Set the parameter YFCT to "turn" with the decrement
Display:
4. Switch to the second parameter by pressing the operation mode
key briefly.
Display:
NOTE
Make sure that the transmission ratio selector is in position 90 °!
5. Switch on to the following display by pressing the operation mode
key twice:
The following steps are identical with the steps 6) to 9) for initiali-
zation of linear actuators.
for longer than 5 s. This brings
SIPART PS2 PA Manual
A5E00127926-03
key.