EUROTEL - ITALY
ETL0480TBD
4 ) ETL0470: rear panel connectors
The connectors on the rear panel are as follows:
REAR PANEL
ITEM
DESCRIPTION
SIGNALS AND EXTERNAL
CONNECTIONS
R.F. INPUT
R.F. input, type “N” socket. This hole is plugged when
the RF input is installed on the front panel.
R.F. OUTPUT
R.F. output, type “N” or 7/16 socket. This hole is
plugged when the RF output is installed on the front
panel.
ENABLE IN/OUT
Din type socket used to receive the enable voltage from
the Exciter and to send the ready signal to the Exciter.
ALARMS OUT
D type, 25 pin socket. Provides contacts from the
Low Output Power alarm relay and Reflected Power
alarm relay.
E-LINK SERIAL
NETWORK
Type “D”, 9-pin socket, to be connected to the second
amplifier working in tandem configuration.
SERIAL DATA
IN/OUT RS-485
D type 9 pin socket. Sends all amplifier data information
after request from a data gathering external computer.
FINAL FWD/REFL.
INPUT
BNC socket. Auxiliary input to monitor final direct or
reflected power when two twins amplifier work coupled.
A.L.C. OUT
BNC socket for connection of A.L.C. to Exciter.
POWER INPUT
AC POWER INPUT
Low voltage AC mains socket.
October 2002
CMAN0480ENG
Page 19
