Siemens SIPART Series - Page 247

Technical data
12.8 Option modules
SIPART PS2 with and without HART
Operating Instructions, 10/2013, A5E00074631-11
245
Without Ex protection/
with Ex protection Ex d
With Ex protection Ex "ia"
With Ex protection
Ex "ic", "nA", "t"
1 binary input circuit
• Binary input BE2: Terminals 11 and 12, terminals 21 and 22 (jumper)
• Galvanically connected with the
basic device
Signal status 0
Floating contact, open
Signal status 1
Floating contact, closed
Contact load
3 V, 5 μA
•
Electrically isolated from the basic
device
Signal status 0
≤ 4.5 V or open
Signal status 1
≥ 13 V
Internal resistance
≥ 25 kΩ
• Static destruction limit
± 35 V - -
• Connecting to circuits with the
following peak values
- U
i
= DC 25.2 V "ic":
U
i
= DC 25.2 V
"n"/"t":
U
n
≤ DC 25.5 V
Effective internal capacitance
-
C
i
= negligibly small
C
i
= negligibly small
Effective internal inductance
-
L
i
= negligibly small
L
i
= negligibly small
Galvanic isolation The three outputs, the BE2 input and the basic device are galvanically isolated
from each other.
Test voltage
DC 840 V, 1 s