Block Diagram And External Circuitry - Siemens SICAM A8000 Series Manual

Standard I/O Modules
2.5.5

Block Diagram and External Circuitry

The following circuitry variants are examples, and do not relate exclusively to the depicted
inputs/outputs.
1-pole circuitry
DO-8212
Note
Within a group of signal outputs exists only functional insulation. Therefore, the use of different current
circuits is not permitted.
The insulation between the groups is provided as reinforced insulation.
42
U+
U-
R z
1-pole with
switched plus
Unrestricted
BUS
Controller
reinforced
insulation
R z
1- pole with
switched m inus
SICAM A8000 Series, SICAM I/O Modules
DC8-012-2.06, Edition 09.2019
R z
1- pole with
switched m inus