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05-4161A01, Rev. C
P21/P22/P23 Protected Network Station
17
3.5 External Connections
All external connections are made at the unit’s rear panel. Refer to
Figure 13 for connector definitions. The text that follows provides addi-
tional detail for each connector.
Invisible place holder
Figure 13. Rear Panel of Protected Network Station
Safety Ground
Connect the rear panel ground stud to the facility’s safety ground (earth)
system.
Station Antenna Connection(s)
Connect the antenna feedline to the Type-N coaxial fitting provided on
the rear panel of the chassis. (Two such connections are required if the
unit is equipped with the Redundant Antenna Option.) If a directional
antenna is used, set its heading in the desired direction of transmis-
sion/reception.
GPS Antenna Connection—P23 only
Connect the GPS antenna feedline to the SMA-type coaxial connector
on the rear panel.
NOTE:
It is highly recommended that lightning protection be properly
installed for all antenna systems.
POWER
ON/OFF
POWER
INPUT
ANTENNA / LINK
PORT (A+B)
ALARM
CONNECTIONS
REDUNDANT
ANTENNA / LINK
PORT (OPTIONAL)
GROUND STUD
(AC TYPE SHOWN)
POWER SUPPLY MODULES
LAN (ETHERNET)
CONNECTOR
J1 - DCE
J15 - DTE
DATA I/O
INTERFACE
(P21 iNET COM2)
(P22 entraNET COM1)
(P23 Mercury—Unused)
DATA I/O
INTERFACE
(P21 iNET COM1)
(P22 entraNET COM2)
(P23 Mercury COM1)
GPS
ANTENNA*
* P23 Only
RSPSupply - 1-888-532-2706 - www.RSPSupply.com
http://www.RSPSupply.com/p-8464-MDS-P22-Redundant-Transceiver-Chasis-(Enet).aspx