Mechanical Limit Switch Module - Siemens SIPART PS2 Operating Instructions Manual

3. Move the actuator to the second desired mechanical position.
4. Adjust the lower actuating disk
4.7.5

Mechanical limit switch module

Requirement
You are familiar with the procedure described in the section "Installing optional modules in the
standard and intrinsically safe version (Page 54)".
Procedure for installing the mechanical limit switch module
①
②
③
Figure 4-14
SIPART PS2 with PROFIBUS PA
Operating Instructions, 02/2016, A5E00127926-AB
changes. Set a high-low or a low-high switchover as follows:
– Rotate the actuating disc
switching point.
Note
Adjusting the actuating disk
The actuating disks
unintentional movement during operation. You can achieve an easier and finer
adjustment by reducing stiction temporarily.
● Move the actuator to and fro while simultaneously holding the actuating disks
⑤
.
Actuating disk bearings
Special screw
Pin
Mechanical limit switch module
⑤
manually until the output signal at terminals 51 and 52
⑤
beyond the switching point until you reach the next
④ ⑤
and are relatively difficult to move. This design prevents their
④
Upper actuating disk for limit L1, terminals 41/42
⑤
Lower actuating disk for limit L2, terminals 51/52
Installing/mounting
4.7 Installing the optional modules
④
and
67