Connecting A Sensor To Channel; Connecting Eight–Channel Input Modules - Siemens SIMATIC S5 ET 200U Manual

Connecting Eight–
Because eight–channel modules do not have a two–wire connection, you
Channel Digital need an external distribution block for them.
Modules
The eight channels of a module are numbered from .0 to .7. One terminal on
the terminal block is assigned to each channel. The terminal assignment and
the connection diagram are printed on the front panel of the module.
Connecting Eight– When connecting eight–channel input modules, you must connect a sensor to
Channel Input Mo-
terminal 1 via the L+ terminal strip.
dules
Example A sensor is connected to an input module with start address 3.0. The sensor is
connected to channel 4 (address I 3.4).
Figure 3-15 Connecting a Sensor to Channel 4
ET 200U Distributed I/O Station
EWA 4NEB 812 6087–02b
Mechanical and Electrical Configuration
Channel 0
Channel 1
Channel 4
1 3 5 7
2 4 6 8
L+ M
L+ Terminal Strip
9
10
Sensor
3-19