Siemens SIPART PS2 6DR52xx - Manual (Page 31)

Design and Functional Principle
31
SIPART PS2 Manual
A5E00074631--06
10
1.1
11
3
4
2
1
1.1
7
13.1
5 6
13
12
8
13.1
1 Module cover 7 Transmission ratio selector
1.1 Fixing screws 8 Adjusting wheel for friction clutch
2 PA module 10 Housing
3 I
y
module with ribbon cable 11 Screw-on cover
4 Alarm module with ribbon cable 12 Safety catch
5 Ribbon cable for alarm module 13 Rack
6 Ribbon cable for I
y
module 13.1 Fixing screws
Figure 2-12 Installation of the options modules in the explosion proof version
2.7.3 Iy-module
With the I
y
option module, the current actuator position can be output
as a two wire signal I
y
= 4 to 20 mA – potentially isolated from the
standard controller. The dynamic control of the I
y
module makes it also
error self-reporting.
Function