Siemens SIPART PS2 Compact Operating Instructions page 21

4.1.3.3 Basic device (PA)
Connection diagram for order number 6DR55..-0E/D/F/G/K...
①
Non-hazardous area
②
Potentially explosive atmosphere
③
Basic electronics
Figure 4-9 Device version 2-wire with PROFIBUS PA (Ex i/Ex n/Ex t)
4.1.3.4 Basic device (FF)
Connection diagram for order number 6DR56..-0E/D/F/G/K...
①
Non-hazardous area
②
Potentially explosive atmosphere
③
Basic electronics
Figure 4-10 Device version 2-wire with FOUNDATION Fieldbus (Ex i/Ex n/Ex t)
SIPART PS2 (6DR5...)
A5E03436683-02, 01/2013
④
Input: Safety shutdown
⑤
Binary input 1
⑥
Power source
④
Input: Safety shutdown
⑤
Simulation enable
⑥
Power source
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