Siemens SIPART PS2 6DR5 series Operating Instructions Manual page 23

4.2.2 Pneumatic connection on the standard controller
Structure
The pneumatic connections are provided on the right side of the positioner.
①
Actuating pressure Y1 for single and double-acting actuators
②
Positioner axis
③
Supply air P
Z
④
Actuating pressure Y2 for double-acting actuators
⑤
Exhaust air outlet with a sound absorber
Figure 4-11 Pneumatic connection on the standard controller
4.2.3 Pneumatic connection in the flameproof enclosure
Structure
The pneumatic connections are provided on the right side of the positioner.
①
Restrictor Y2
*)
②
Restrictor Y1
③
Actuating pressure Y2
④
Supply air P
Z
*) for double-acting actuators
Figure 4-12 Pneumatic connection in the flameproof enclosure
4.3 Restrictors
● Reduce the air output to achieve actuating times of T > 1.5 s for small actuators. Use restrictors Y1
purpose.
● When turned clockwise, they reduce the air output and finally shut it off.
SIPART PS2 (6DR5...)
A5E03436655-02, 01/2013
*)
⑤
Actuating pressure Y1
⑥
Exhaust air outlet
⑦
Enclosure ventilation (2x)
① ②
and Y2 for this
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