4. Commissioning
Page 50
M0200AJA_ION-U_EU_L_17EP_17EP.docx
User’s Manual for ION
®
-U
Typical RS-232 connections for a system with up to two Remote Units and up to three
Extension Units are shown in the table below:
RS-232 LOCAL and CTRL Connections
Path 1 (RU 1)
Path 2 (RU 2)
RU 1 LOCAL
EU 1 CTRL Path 1
RU 2 LOCAL
EU 1 CTRL Path 2
EU 1 LOCAL Path 1
EU 2 CTRL Path 1
EU 1 LOCAL Path 2
EU 2 CTRL Path 2
EU 2 LOCAL Path 1
EU 3 CTRL Path 1
EU 2 LOCAL Path 2
EU 3 CTRL Path 2
EU 3 LOCAL Path 1
Not Connected
EU 3 LOCAL Path 2
Not Connected
table 4-7 RS-232 LOCAL and CTRL connections
4.3. Low Power EU Alarms
4.3.1. Bite and alarms
The Built-In Test concept comprises the monitoring of the power supplies and the
power amplifiers.
All alarms that occur can be checked via software at the Master Unit.
Summary of Contents for ION-U EU L 17EP/17EP
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