Technical data

The AS-i Masters
2-10
SIMATIC NET AS-Interface – Introduction and Basic Information
C79000-G8976-C089/03
2.6 AS-i Master for ET 200X
CP 142-2 (Standard AS-i Master)
The CP 142-2 module (AS-i standard master) can be operated in the ET 200X
distributed I/O system. It allows the connection of an AS-i chain to the I/O device.
The special feature of the ET 200X distributed I/O system is its rugged
construction complying with IP 65, IP 66 and IP 67.
(4 x slave)
PROFIBUS
PROFIBUS-DP master
Round
cable
AS-i cable
Passive AS-i application module
Active AS-i application module
Binary sensors and actuators
(without slave ASIC)
Active or passive AS-i
application module
Binary sensors
and actuators
(with slave ASIC)
Actuator or sensor with
direct connection
Branch of the
AS-i cable
= slave ASIC
AS-i power
supply unit
CP 142-2
ET 200 X
PROFIBUS
(without integrated
AS-i connection)
(with integrated AS-i connection)
Figure 2-7 Example of an ET 200X with CP 142-2