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Industrial Serial To Fiber Converter
RS232/422/485 Serial to Fiber Converter Fiber modem
1.Auto-recogninition serial signal rate, zero delay automatic transmission
2.500Kbps the highest rate
3.Supply three interface (RS232/485/422) in one model
4.Transmission distance: Multi-mode 2KM, signal-mode 20-100KM
5.Provide both DB9&Terminal block connector for RS232, selectable by side DIP switch
6.Desktop,Wall-mount, DIN rail installation
7.Power input can be power adaptor or terminal block
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Async RS232/422/485 Extender over Fiber Singlemode/multimode SC

The HT403-R3 Series serial to fiber converter is equipped with a multiple interface circuit that can handle RS-232, or RS-422/485 serial interfaces over multi-mode or single-mode fiber. HT403-R3 converters are used to extend serial transmission distance up to 2 km through multi-mode fiber or 100km through single- mode fiber.

The HT403-R3 Series incorporate a method for automatically detecting the serial signal baud rate by hardware, it is an extremely convenient feature for the user. Even if adevices baud rate is changed, the signal will still be transmitted through the RS-232 or RS-422/485 to fiber converter without any problem.

Highlights:

‧EMC Certified for Industrial Standards
‧Flexible HT-Ring Redundant Cabling
‧4KV Surge Protection
High MTBF
‧Long Life Parts
‧Rigorous Standards
‧Strict Quality Checks in Factory
‧5 Years Warranty
‧Fan-less and Rugged Design

Standard
Comply with EIA RS-232, RS-485, RS-422 standard
RS-232 signal
TX, RX, GND
RS-485 signal
T+, T-, GND
RS-422 signal
 T+, T-, R+, R-, GND
Fiber signal
TX, RX
Working method
Asynchronous, point to point
Direction control
Adopt automatic send data control , auto distinguish and control data transfer direction
Band rate
0-500Kbps, auto-sense signal serial baud rate
Fiber wavelength
Multi-mode 850nm, signal-mode dual fiber 1310nm/1550nm, or Bi-directional single fiber 1310/1550nm
Electricity port transmission
RS-232 port 15M, RS-485/422 port 1200M
Optic port transmission
Multi-mode 2KM, single-mode 20-100KM
Single-mode: 8.3/125, 8.7/125, 9/125, or 10/125 μm
Multi-mode: 50/125, 62.5/125, or 100/140 μm
Loading
RS-485/422 port Support 32 port loop environment(or handtailor 128 point)
Interface protection
600W surge protection, 15KV ESD protection
Electricity connector
8 terminal block
Optic port connector
Multi-mode adopt ST/SC connector, signal-mode adopt FC/ST/SC connector
Environment
Working temperature
-25 to 70℃
Storage temperature
-40 to 85℃
Humidity
Relative humidity 5% to 95%
Power
Input power
9-36DC terminal block or power adaptor
Consumption
5W
Dimension
L*W*H
100mm*69mm*22mm
Shell
Iron
Color
Black(stadard), white,blue available
Weight
230g

Notes:1. the RS-232 and RS-422/485 interfaces cannot be used on the same Model HT403-R3 at the same time to convert to fiber.
2. RS232 can use DB9 connector or terminal block selected by side DIP switch



Ordering information

Model number
Description
HT403-R3-3M02
Transmit RS233/RS422/RS485 signal over MM, dual fiber, wavelength 1310nm, 2km, SC port
HT403-R3-SXX
Transmit RS233/RS422/RS485 signal over SM, dual fiber, wavelength 1310nm or 1550nm, 20/40/6/80/120km, SC port
HT403-R3-3SXXB/ HT403-R3-5SXXB
Transmit RS233/RS422/RS485 signal over SM, single fiber, wavelength 1310/1550nm, 20/40/6/80/100km, SC port


Note: RS232/422/485 signal is choosing one from three, cannot use at the same time.