Siemens SIPART PS2 6DR5 series Operating Instructions Manual page 18

4.1.2.3 Basic device (PA)
Connection diagram for order numbers 6DR55..-0N...; 6DR55.5-0E...
①
Basic electronics
②
Input: Safety shutdown
Figure 4-4 Device version 2-wire PROFIBUS PA (without Ex/with Ex d)
4.1.2.4 Basic device (FF)
Connection diagram for order numbers 6DR56..-0N...; 6DR56.5-0E...
①
Motherboard
②
Input: Safety shutdown
Figure 4-5 Device version 2-wire FOUNDATION Fieldbus (without Ex/with Ex d)
4.1.3 Device with Ex i/Ex n/Ex t type of protection
WARNING
With intrinsically device version (Ex i)
Risk of explosion in hazardous areas.
For intrinsically safe device versions only the certified circuits may be connected as auxiliary power supply, control and
signal circuits.
● Make sure that the power source of the used circuits is marked as intrinsically safe.
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③
Binary input 1
④
Power source
③
Simulation enable
④
Power source
SIPART PS2 (6DR5...)
A5E03436655-02, 01/2013