Siemens SIPART PS2 Series Technical Description page 14

Electropneumatic positioners
SIPART PS2
Technical specifications
SIPART PS2 FF
SIPART PS2 FF
Communication
Communications group and class
Function blocks
Execution times of the blocks
Physical layer profile
FF registration
Device address
Connections
Electric
Pneumatic
External position sensor
(potentiometer or NCS; as option)
• U
o
• I
o
6
• I
s
• P
o
Maximum permissible external capaci-
tance C
o
Maximum permissible external induc-
tance L
o
6/14 Siemens FI 01 · 2009
© Siemens AG 2008
Basic device Basic device
without Ex protection with Ex d protection
(flameproof casing)
According to technical specification of the Fieldbus Foundation for H1 communication
Group 3, Class 31PS (publisher, subscriber)
1 transducer block (standard advanced positioner valve)
Screw terminals 2.5 Screw terminals 2.5
AWG28-12 AWG28-12
Cable gland M20 x 1.5 or EEx d certified cable
½-14 NPT gland M20 x 1.5,
½-14 NPT or M25 x 1.5
Female thread G¼ DIN Female thread G¼ DIN
EN ISO 228-1 (¼-18 NPT) EN ISO 228-1 (¼-18 NPT)
– –
– –
– –
– –
– –
– –
Basic device
with Ex ia/ib protection
1 resource block (RB2)
1 analog output function block (AO)
1 PID function block (PID)
AO: 50 ms
PID: 80 ms
123, 511
Tested with ITK 5.0
22 (when delivered)
Screw terminals 2.5
AWG28-12
Cable gland M20 x 1.5 or
½-14 NPT
Female thread G¼ DIN
EN ISO 228-1 (¼-18 NPT)
< 5 V
< 75 mA
< 160 mA
< 120 mW
< 1 μF
< 1 mH
Basic device
with Ex n/dust protec-
tion
Screw terminals 2.5
AWG28-12
Cable gland M20 x 1.5 or
½-14 NPT
Female thread G¼ DIN
EN ISO 228-1 (¼-18 NPT)
< 5 V
< 75 mA
< 160 mA
< 120 mW
< 1 μF
< 1 mH