Siemens 6DR50 Series Operating Instructions Manual page 22

Description
3.2 Structure
Various add-on extensions are available for linear actuators:
● IEC 60534-6-1 (NAMUR)
● Integrated addition to ARCA
● Integrated addition to SAMSON in non-flameproof aluminum enclosure
①
②
③
④
⑤
Figure 3-1
①
②
③
Figure 3-2
20
Pressure gauge block, single-acting
Valve
Yoke / actuator yoke
Single-acting positioner in non-flameproof aluminum enclosure
Actuator
Positioner attached to a single-acting linear actuator
Part-turn actuator
Pressure gauge block, double-acting
Double-acting positioner in Makrolon enclosure
Positioner attached to double-acting part-turn actuator
SIPART PS2 with and without HART
Operating Instructions, 09/2014, A5E00074631-12