User`s guide

Signamax 065 -1163 F series RS-232/422/485 to 100BaseFX Media Converter
Installation
7
2
INSTALLATION
To ensure proper installation of the converter, please note
the following procedures:
• DB9 Female Connector Pin Assignment
• Serial Connection
• Connection to DTE
• Connection to DCE
• Connection to Fiber Optic Cable
DB9 Female Connector Pin
Assignment
Pin
RS-232
(Full-
duplex)
RS-422/485
4-wire
(Full-duplex)
RS-485
2-wire
(Half-duplex)
Signal
Direction
1 DCD OUT
2 RX RX+ **DATA B(+) IN
3 TX TX+ OUT
4 DTR IN
5 GND GND GND ---
6 DSR OUT
7 RTS RX- **DATA A(-) IN
8 CTS TX- OUT
9 RI IN
**NOTE: Bi-directional RS-485 BUS line.