4. Commissioning
M0200AKA_uc_ION-U_EU_L_25T_25T.docx
User’s Manual for ION
®
-U Page
37
4.2.3. Connections
ION-U Low Power EU Connectors/Indicators
Port/Conn Purpose
Type
LOCAL
RS-232
These connectors are used for external modem
communication with another EU.
DB-9 Female
STATUS
These LEDs provide a visual warning of an alarm
condition. The color of the LED indicates the
severity of the alarm.
LED
CTRL
These connectors are used for external modem
communication with RUs.
DB-9 Female
EXPANSION
RU DL
Path 1/ Path 2
These connectors are used to connect to the DL
Expansion ports of up to two Remote Units.
QMA Female
EXPANSION
RU UL
Path 1/ Path 2
These connectors are used to connect to the UL
Expansion ports of up to two Remote Units.
QMA Female
EXPANSION
EU DL
Path 1/ Path 2
These connectors are used to connect to the DL
Expansion ports of another Extension Unit to
provide an additional band of coverage.
QMA Female
EXPANSION
EU UL
Path 1/ Path 2
These connectors are used to connect to the UL
Expansion ports of another Extension Unit to
provide an additional band of coverage.
QMA Female
MAINS
(Vac/Vdc)
This connector provides the power to RU models
that use standard AC (85 to 265 Vac) or RU
models that use standard DC (-60 to -38 Vdc)
power.
Amphenol C016
Series, 4-Pin
MAINS
(Vdc/100)
This connector provides power to RU models
used in locations where the power drawn on each
cable must be limited to a maximum of 100 VA.
Amphenol C016
Series, 7-Pin
Grounding
Bolts
Ground (earth) bolts for connecting the
mandatory ground cable to the EU.
M6 bolts, hex
nut, & washers
ANT 1 / ANT 2
These connectors are used for transmitting and
receiving signals to and from an antenna or
antenna splitter.
4.3-10
4-23 IN1 / 4-23
IN2
These connectors are used for transmitting and
receiving signals to and from the antenna port of
up to two RUs. These ports can also be used for
connecting to the antenna out ports of a second
EU such as an EU L 23/23.
4.3-10
ALARM
These connectors for path 1 and path 2 provide
alarm contacts that are used to monitor and
report alarms generated by other equipment.
Binder 712
series
5-pin
Summary of Contents for ION-U EU L 25T/25T
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