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4. Commissioning
User’s Manual for ION
®
-U Page
25
ION-U High Power RU Connectors/Indicators
Port/Conn
Purpose
Type
EXPANSION
This connector is used to interconnect to an
Extension Unit to provide additional bands of
coverage.
Radiall Opus
M424400-
003
EXTERNAL
ALARM
IN/OUT
This connector provides two alarm contact inputs
and two alarm contact outputs.
Binder 712
series
8-pin
RS 485 /
+28V
This connector provides RS 485 communications
and +28 VDC power (500 mA)
Binder 712
series
5-pin
LOCAL
INTERFACE
This port is used for a local connection to a
laptop PC.
RJ45
ANT
This connector is used for transmitting and
receiving signals to and from an antenna,
antenna splitter, or cross-band coupler.
4.3-10 type
female
STATUS
This LED provides a visual warning of an alarm
condition. The color of the LED indicates the
severity of the alarm.
LED
OPTICAL
This connector is used to connect an optical fiber
cable to receive downlink signals from and to
send uplink signals back to the OTRx module of
the ION-U Master Unit.
LC/APC8°
PROBE
This connector is used as measurement probe to
antenna port.
QMA
Grounding
Bolts
Ground (earth) bolts for connecting the
mandatory ground cable to the RU
M6 bolts,
hex nut, &
washers
MAINS
This connector provides the power to RU models
that use standard AC (100 to 240 Vac) power.
Coninvers
M17 –Series
P20, 4-Pin
table 4-2 ION-U H RU connectors
A
B
C
D
E
F
G
H
I
J