User's Manual

RX connector (Interface to receiver, transceiver config)
Name PIN Purpose
RS485_Z 1 RS485 (-)
RS485_Y 2 RS485(+)
LINE_P 3 Diff. line input to RX, 600 ohm
TX_BUSY 4 TX Busy indicator output (Mute output)
RX_BUSY 5 RX Busy opto-input (Repeater Key input)
LINE_N 6 Diff. line input to RX, 600 ohm
INT_ALARM
7
Low=Alarm (Note: I/O – low input will also be
recognized as an alarm (EXT)
GND 8 Common ground
Rear RJ45 connectors, 6 of 6
TA-7625