Siemens SIMATIC S5 ET 200U - Simplified Illustration of a Configuration with Floating I;O Modules

3-31
ET 200U Distributed I/O Station
EWA 4NEB 812 6087–02b
ET 200U
interface
module
1L+
M
L+
M
N
L1
M
2L+
+ 9 V
Data
GND
Figure 3-22 Simplified Illustration of a Configuration with Floating I/O Modules
Mechanical and Electrical Configuration