System overview
1.10 Connection to the higher-level control
SIRIUS Innovations
94 System Manual, 01/2011, A8E56203870002-03
1.10.3 AS-Interface
1.10.3.1 Overview
The AS-Interface is an open, international standard in accordance with EN 50295 and
IEC 62026-2 for process communication and field communication. Leading manufacturers of
actuators and sensors worldwide support AS-Interface. The electrical and mechanical
specifications of the AS-Interface Association are disclosed to interested companies.
AS-Interface is a single master system. For the Siemens automation systems, there are
communications processors (CPs) and routers (links), which control the process or field
communication as masters, as well as actuators and sensors, which are addressed as AS-
Interface slaves.
Control and
monitoring system
Telecontrol and
substation control
Remote access, e.g.
via teleservice
Field device for
intrinsically safe area
Coupler
Telecontrol and
substation control
Sensors
Sensors
Compact
starter
Compact
feeder
Power
supply
Signalling column
Power
supply
PC/PG/IPC
PROFIBUS PA
Laptop
PC
Motion Control
Systems
Notebook
SINAMICS Drives
Numeric
Control
KNX
PC/PG/IPC
Security
Access
Point
Point
Link
Access
Point
Database
Server
Motion Control
Systems
IWLAN
RCoax Cable
Controller
LOGO!
Slaves Slaves
AS-Interface
ontrol and
onitorin
s
stem
emote access, e.g.
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rv
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ntrinsicall
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ou
ler
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t
t
n
ntr
ensor
ensors
P
P
IP
PR
FIB
P
aptop
P
M
ti
n
ntr
l
Systems
Noteboo
INAMI
Drives
Numeri
ontro
P
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ecurit
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nt
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erver
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G_IK10_XX_20002
Figure 1-43 AS-Interface