Siemens SICAM A8000 Series - Block Diagram

Standard I/O Modules
SICAM A8000 Series, SICAM I/O Modules Unrestricted 69
DC8-012-2.06, Edition 09.2019
2.9.5 Block Diagram
Warning
The connectors X1 and X2 may be detached or attached in de
-energized state only!
The inputs of the connectors X1 and X2
must not be connected directly with a mains supply circuit!
Note
T
ake account of the direction of current flow when connecting the current measuring inputs. With inverse
connection, the measured values are inverted and receive a negative sign.
The
same applies correspondingly for the voltage measurement (direction and phase angle).
FE
X2
1
2
3
4 5
6
7
8 9
X1
1
2
3
4 5
6
7
8 9
10
DNC
N N N DNC
DNC
I3- DNC
DNC
I1+ I1- I3+
A
D
U3
U2 U1 I2-/IN- I2-/IN+
FE Shield
CC Shield
PIC Processor 18F45K22
reinforced insulation
internal BUS
AI-8511