Specifications
Optical
Wavelength: 850, 1310 or 1550nm
Optical Mode: Single Mode(S/M), or Multimode(M/M)
Operating Distance: 2Km over multimode fiber
or up to 120Km over single mode fiber
Fiber Type: 50/125um, 60/125um for M/M ; 9/125um for S/M
Power Margin: 11dB(2Km, M/M), 12dB ~ 35dB(15 ~ 120Km, S/M)
Data Rate: 31.104Mbps
Line Coding: Scrambled NRZ
Bit Error Rate: Less than 10-11
Connectors Specifications
Optical: ST/SC type or WDM type (SC)
Data: 6-Position detachable screw terminal
DATA SIGNAL Specifications
Data Formats: RS-485/422 2-Wire
RS-485/422 4-Wire
RS-232 + RTS/CTS 5-Wire
RS-232 3-Wire
RS-423 + RTS/CTS 5-Wire
RS-423 3-Wire
TTL 3-Wire
Baud Rate: RS-485/422 up to 1024kbps
RS-232/423 up to 256kbps
TTL up to 1024kbps
Installation Instructions for
FMX-100
RS-485/RS-423/RS-232 to Fiber Converter
Description
The FMX-100 will extend RS-485 transmission distance up to 2Km over multimode fiber or up to 120Km over
single mode fiber. The converter is equipped with multiple interface circuits, for connection to RS-232, RS-423, or
RS-485 (2 or 4-wire). The FMX-100 secures data transmissions at speeds up to 256kbps for RS-232, or up to
1024kbps for RS-422/485.
LED
LED Function
Function State
State Status
Status
Power Power indicator On Converter has power
Off Converter has no power
Blinking No SNMP is installed in FRM301
Fiber Link Fiber link On The fiber link is up
Off No signal or fiber link is down
Blinking Remote side fiber Sync loss
Test Mode display On Any loopback test is on
Off Normal status
Data In Mode display On Serial transmission or receiving all zeros
(space) data
Off No Serial transmission or receiving all
ones (mark) data
Blinking Receiving random serial data
LED Indicators
LED Indicators
Fiber Connections
Fiber Connections
6
6-
-screws terminal
screws terminal
DC Jack
DC Jack
LEDs
LEDs
DIP Switch
DIP Switch
Pin Definition
Pin Definition
Stickers
Stickers
Front Panel Serial Port Definition & DIP Switch Setting
Front Panel Serial Port Definition & DIP Switch Setting
V.: 1.3
