Installing The Optional Modules In The "Flameproof Enclosure" Version - Siemens SIPART PS2 Operating Instructions Manual

4.7.1.2

Installing the optional modules in the "flameproof enclosure" version

Introduction
The following option modules are available for the positioner in the flameproof enclosure:
● Position feedback module
● Alarm module
● Internal NCS module
● EMC filter module
Risk of explosion
You must fulfill the following conditions before supplying auxiliary power to the positioner in
potentially hazardous areas:
• The installed electronic unit has been approved.
• The enclosure of the positioner is closed.
• The duct openings for electronic connections must be closed. Only use the Ex d certified
• You must install an ignition trap if you use a "conduit piping system". The maximum
SIPART PS2 with and without HART
Operating Instructions, 02/2016, A5E00074631-AB
DANGER
cable entries or sealing plugs.
distance between the ignition trap and the positioner enclosure is 46 cm or 18".
Installing/mounting
4.7 Installing option modules
57