Siemens SIPART PS2 series - Page 12

Electropneumatic positioners
SIPART PS2
Technical specifications
SIPART PS2 PA
6/12
Siemens FI 01 · 2009
6
Communication Layers 1 and 2 according to PROFIBUS PA, transmission technique according to IEC 1158-2;
slave function; layer 7 (protocol layer) according to PROFIBUS DP,
EN 50170 standard with the extended PROFIBUS functions
(all data acyclic, manipulated variable, feedbacks and status also cyclic)
C2 connections Four connections to master class 2 are supported,
automatic connection setup 60 s after break in communication
Device profile PROFIBUS PA profile B, version 3.0, more than 150 objects
Response time to master message Typical 10 ms
Device address 126 (when delivered)
PC parameterizing software SIMATIC PDM; supports all device objects. The software is not included in the scope of delivery.
Connections
• Electric Screw terminals 2.5
AWG28-12
Cable gland M20 x 1.5 or
½-14 NPT
Screw terminals 2.5
AWG28-12
EEx d certified cable
gland M20 x 1.5,
½-14 NPT or M25 x 1.5
Screw terminals 2.5
AWG28-12
Cable gland M20 x 1.5 or
½-14 NPT
Screw terminals 2.5
AWG28-12
Cable gland M20 x 1.5 or
½-14 NPT
• Pneumatic Female thread G¼ DIN
EN ISO 228-1 (¼-18 NPT)
Female thread G¼ DIN
EN ISO 228-1 (¼-18 NPT)
Female thread G¼ DIN
EN ISO 228-1 (¼-18 NPT)
Female thread G¼ DIN
EN ISO 228-1 (¼-18 NPT)
External position sensor
(potentiometer or NCS; as option) with
the following max. ratings
•U
o
––5V5V
• Io (static) – – 75 mA 75 mA
•I
s
(short-time) – – 160 mA -
•P
o
– – 120 mW 120 mW
• Maximum permissible external ca-
pacitance C
o
––1 μF1 μF
• Maximum permissible external in-
ductance L
o
– – 1 mH 1 mH
SIPART PS2 PA Basic device
without Ex protection
Basic device
with Ex d protection
(flameproof casing)
Basic device
with Ex ia/ib protection
Basic device
with Ex n/dust protec-
tion
© Siemens AG 2008