Pneumatic Connection - Siemens SIPART PS2 Betriebsanleitung

6

Pneumatic Connection

CAUTION
!
If the electric supply is connected, the pneumatic supply must only be connected following
assembly if the positioner is switched to the input level "P manual mode" (for the as supplied condi-
tions, see leaflet "Operation -- a concise overview").
NOTICE
Ensure that the air quality is suitable! Grease-free industrial air, particulates < 30 μm, pressure dew
point 20 K below lowest ambient temperature.
Fig. 3 Pneumatic connection
Procedure:
Connect gauge for inlet air pressure and positioning pressure if necessary.
•
Connection
•
Order no.
6DR56x5--xGxxx
6DR56x5--xPxxx
6DR56x5--xNxxx
6DR56x5--xMxxx
6DR56x5--xQxxx
PZ Inlet 1.4 to 7 bar
Y1 Positioning pressure 1 for single-action and double-action actuators
Y2 Positioning pressure 2 for double-action actuators
E Exhaust output (remove splash protection if necessary)
Safety setting on failure of electric supply:
•
Single--action:
Double--action:
Connect positioning pressure Y1 and Y2 (only with double-action actuators) according to desired safety set-
•
ting.
Connect inlet air to PZ.
•
SIPART PS2 EEx d FF
A5E00351419--01
Restrictor Y2 *)
Restrictor Y1
Positioning pressure Y2 *)
Inlet air PZ
Positioning pressure Y1
Exhaust outlet E
Interior outlet (2x)
via female thread
1
G / DIN 45141
4
1
/ -14 NPT
2
in acc. with ANSI / ASME B1.20.1 – 1983
Y1 Vented
Y1 Max. positioning pressure (inlet air pressure)
Y2 Vented
Operating instruction
*) with double-acting positioners
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