User's Manual

4. Commissioning
7.Manual ION-U_EU_L_23_23 M0F200AFA.docx Page 35
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
UL
This connector is used to connect to the UL port
of a Remote Unit to provide an additional band of
coverage.
QMA Female
EXPANSION
DL
This connector is used to connect to the DL port
of a Remote 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 the 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
4-21 IN1 / 4-21
IN2
These connectors are used for transmitting and
receiving signals to and from the antenna port of
an RU.
4.3-10