Siemens SIPART Series - Page 89

Connection
5.1 Electric
SIPART PS2 with and without HART
Operating Instructions, 10/2013, A5E00074631-11
87
Limit contact module Ex i/Ex n/Ex t
①
Non-hazardous area
⑤
Limit
②
Potentially explosive atmosphere
⑥
Isolation amplifier
③
Limit contact module
⑦
Switching amplifier/isolation amplifier
④
Fault message
Figure 5-19 Limit contact module 6DR4004-6K (Ex i/Ex n/Ex t)
Procedure
1. Loosen the screw ① on the transparent cover ②.
2. Pull the transparent cover
② up to the front end stop.
3. Tighten every cable in the corresponding terminal.
4. Slide the transparent cover
② up to the end stop of the basic electronics.