SIPART PS2 with and without HART 
Operating Instructions, 10/2013, A5E00074631-11 
113 
 
Basic safety instructions 
 
Improper commissioning in hazardous areas 
Device failure or danger of explosion in hazardous areas. 
•  Do not commission the device until it has been mounted completely and connected in 
accordance with the information in Chapter "Technical data (Page 235)". 
•  Before commissioning take the effect on other devices in the system into account. 
 
Loss of explosion protection 
Danger of explosion in hazardous areas if the device is open or not properly closed. 
•  Close the device as described in Chapter "Installing/mounting (Page 31)". 
 
Opening device in energized state 
Danger of explosion in areas subject to explosion hazard. 
•  Only open the device in a de-energized state. 
•  Check prior to commissioning that the cover, cover locks, and cable inlets are 
assembled in accordance with the directives. 
: Devices having the type of protection "Intrinsic safety Ex i" may also be opened 
in energized state in hazardous areas.