Design Of The Et 200U Interface Module - Siemens SIMATIC S5 ET 200U Manual

Technical Description
2.1

Design of the ET 200U Interface Module

The LED indications are described in detail in the following Sections:
2-2
"RUN" LED (green)
This LED lights up when the ET 200U interface module is in the
RUN mode (STOP/RUN switch in the "RUN" position and power
supply switched on)
"BUS–FAULT" LED (red)
"IM–FAULT" LED (red)
STOP/RUN switch
SINEC L2–DP interface
Terminals for 24 V supply and functional earth
Switch for setting the station number and
the baud rate of the I/O bus (... 8MB11) (
or
DP Siemens / DP Standard characteristics (... 8MB12)
( Section 5.2.1) or
Switching from FMS to DP Standard bus parameters and vice
versa
(... 8MC11) ( Section 6.2).
Field for station number labels
Plug connector for connection of a bus unit
ET 200U(DP Standard) in Section 4.3.1,
ET 200U(DP Standard) in Section 5.3.1,
ET 200U(DP Standard/FMS) in Section 6.4.
Section 4.2.1)
ET 200U Distributed I/O Station
EWA 4NEB 812 6087–02b