Siemens 6DR50 Series Operating Instructions Manual page 23

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Figure 3-3
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Figure 3-4
SIPART PS2 with and without HART
Operating Instructions, 09/2014, A5E00074631-12
Single-acting positioner in flameproof aluminum enclosure
Pressure gauge block, single-acting
Yoke / actuator yoke
Actuator
Positioner in flameproof aluminum enclosure attached to linear actuator
Part-turn actuator
Double-acting positioner in flameproof aluminum enclosure
Pressure gauge block, double-acting
Positioner in flameproof aluminum enclosure attached to part-turn actuator
Description
3.2 Structure
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