Siemens SIPART Series - 12.8.3 SIA module

Technical data
12.8 Option modules
SIPART PS2 with and without HART
Operating Instructions, 10/2013, A5E00074631-11
247
12.8.3
SIA module
Without Ex protection
With Ex protection Ex "ia"
With Ex protection Ex "ic",
"nA", "t"
SIA module
Limit encoder with slotted initiators
and fault message output
6DR4004-8G 6DR4004-6G 6DR4004-6G
2 slotted initiators
• Binary output (limit transmitter) A1: Terminals 41 and 42
• Binary output (limit transmitter) A2: Terminals 51 and 52
2-wire connection
• Connection
2 wire technology in accordance with EN 60947-5-6 (NAMUR), for switching
amplifiers connected on load side
• Signal state Low (triggered)
< 1.2 mA
• 2 slotted initiators
Type SJ2-SN
• Function
NC contact (NC, normally closed)
• Connecting to circuits with the
following peak values
Nominal voltage 8 V;
current consumption:
≥ 3 mA (limit not
activated),
≤ 1 mA (limit activated)
U
i
= DC 15 V
I
i
= 25 mA
P
i
= 64 mW
"ic":
U
i
= DC 15 V
I
i
= 25 mA
"nA":
U
n
≤ DC 15 V
P
n
≤ 64 mW
Effective internal capacitance
-
C
i
= 41 nF
C
i
= 41 nF
Effective internal inductance
-
L
i
= 100 μH
L
i
= 100 μH
1 fault message output
• Binary output: Terminals 31 and 32
• Connection
At switching amplifier in accordance with EN 60947-5-6: (NAMUR), U
H
= 8.2 V, R
i
=
1 kΩ).
• Signal state High
(not triggered)
R = 1.1 kΩ > 2.1 mA > 2.1 mA
• Signal state Low (triggered)
R = 10 kΩ < 1.2 mA < 1.2 mA
• Auxiliary power supply U
H
U
H
≤ DC 35 V
I ≤ 20 mA
- -
• Connecting to circuits with the
following peak values
- U
i
= DC 15 V
I
i
= 25 mA
P
i
= 64 mW
"ic":
U
i
= DC 15 V
I
i
= 25 mA
"nA":
U
n
≤ DC 15 V
P
n
≤ 64 mW
Effective internal capacitance
-
C
i
= 5.2 nF
C
i
= 5.2 nF
Effective internal inductance
-
L
i
= negligibly small
L
i
= negligibly small
Galvanic isolation
The 3 outputs are galvanically isolated from the basic device.
Test voltage
DC 840 V, 1 s