Siemens 6MF28112AA00 - Block Diagram and External Circuitry

Standard I/O Modules
SICAM A8000 Series, SICAM I/O Modules Unrestricted 53
DC8-012-2.06, Edition 09.2019
2.7.5 Block Diagram and External Circuitry
The following circuitry variants are examples, and do not relate exclusively to the depicted
inputs/outputs.
1
Connection of a 2-wire measuring transformer with current output
2
Connection of a 4-wire measuring transformer with voltage output
3
Connection of a 3-wire measuring transformer with current output
4
Connection of a 4-wire measuring transformer with current output
1
3
AI-8320
X1
Controller
BUS
IN V
O U
+
1 2
3
4
IN VO I+
A
D
IN VO I- IN VO U-
X2
IN V1 U+
2
3
4
IN V1 I+
A
D
IN V1 I-
IN V1 U-
X3
IN V2 U+
1 2
3
4
IN V2 I+
A
D
IN V2 I-
IN V2 U-
X4
IN V3 U+
1 2
3
4
IN V3 I+
A
D
I
N V3 I-
IN V3 U-
1
2 4
reinforced
insulation