3onedata | RS232/485/422 to Fiber Optic Converter | MODEL2770 pages
Serial to Fiber Converters
Model277 Series
RS-232/485/422 to Fiber Converter
Features
1. Extend RS-232/485/422 transmission up to 120Km with single-mode
2. Transmit asynchronously, point to point, speed reach 500Kbps
3. Examine signal speed automatically, zero delay time
4. Plug-and-Play(hot-pluggable, data format auto-sensing & self-adjusting)
5. Support RS-232/485/422 interface type, but only one RS-232/ RS-485/ RS-422
port can be connected at a given time
6. 9~36VDC power supply input(2 bit terminal block)
Introduction
Model277 is one kind can offer RS-232/485/422 serial port carry
prevented the abominable environment from being struck by
transparent optic fiber modem of transmission to get end to user, no
lightning, can work in the abominable and dangerous environment
need patch cords set up, switch over automatically, and can detect
reliably.
and examine the signal speed automatically, zero delays time to
Can be used in occasions such as various industrial control, course
transmit automatically.
controlling, traffic controlling and intellectual district , especially suit
Model277 adopt optic fiber transmit, have
isolate protection, data privacy is fine, working steady, data, such
the bank, electricity and
interfering with environment department
threats to communication equipment as the wave is welled up and
and system with the special requirement electromagnetically.
interfered with electromagnetically that the effective one has
Specification
RS-232/485/422
Transmission: 20, 40,60,80,100, 120km(SM),
Standards: EIA RS-232C, RS-485, RS422 standard
2km(MM) optional
RS-232 signal: OUT(TX), IN(RX), GND
Wavelength:850nm,1310nm,1550nm
RS-422 signal: T+, T-, R+, R-, GND
Power
RS-485 signal: D+, D-, GND
Power input: 936VDC power input(2 bit terminal block)
Working mode: Asynchronism, point to point or multi point, 2 wire
Consumption: 120mA
half-duplex,4 wire full duplex
Environment
Baud rate:0~115.2Kbps, auto test serial signal rate detect signal speed
Operating temperature: -10°C to 60°C
automatically, zero delay time
Transfer distance: RS-485/422 side:1.2Km(9600bps)
RS-232 side: no less than 5m
Storage temperature: -40°C to 85°C
Humidity: 5% to 95%(no condensation)
Appearance
Max number of drops: 128 nodes(RS-485/422)
Dimensions: 100.0mm×69.0mm×22.0mm
Port protect: 600W surge protection
Material: Iron(shell)
15KV ESD protection
Color: White
Optic Fiber
Weight: 230g
Connectors: SC, FC or ST, optional
Warranty: 5 years
Fiber optic cables: Single Mode:8.3/125,8.7/125,9/125 or 10/125 um
Approvals: FCC, CE, RoHS approvals
Muti-Mode:50/125,62.5/125 or 100/125 um
1
"