Description 
  3.2 Structure 
SIPART PS2 with and without HART 
Operating Instructions, 10/2013, A5E00074631-11 
19 
 
Pressure gauge block, single-acting  
Single-acting positioner in non-flameproof aluminum enclosure 
Figure 3-1  Positioner attached to a single-acting linear actuator 
 
Pressure gauge block, double-acting 
Double-acting positioner in macrolon enclosure 
Figure 3-2  Positioner attached to double-acting part-turn actuator