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RS232/422/485 to Fiber Converter

///RS232/422/485 to Fiber Converter
RS232/422/485 to Fiber Converter

Project Description

RS232/422/485 Serial to Fiber Converter 20KM

Model Number:HD-R20B

Features:

1.Support RS-232/RS-485/RS-422 ports

2.Support synchronization,point-to-point,point-to-multiple transmission

3.Automatic signal detection rate

4.Prevent electrical interference and chemical corrosion

5.Serial port transmission rate up to 256 KBPS

6.1500W surge protection, 15KV electrostatic protection

7.Support multi-mode 2KM (dual fiber),single mode 20KM (single fiber,dual fiber) product selection

8.Multi-mode transmission distance up to 2KM,single mode transmission distance up to 120KM (customized)

Specification:

Fiber index
Wavelength
1310-1550nm
Rate
155Mbps
Tx power
>-8db
Rx sensitivity
>-24db
Fiber connector
SC(FC/ST optional)
Data index
Standard
Meets EIA RS-232,RS-485,RS-422 standards
Physical interface
7-Pin industry terminal
Baud rate
50 bps to 256 kbps (support non-standard baud rate)
Simultaneous use of ports
2
RS232

3-wire system(RXD、TXD、GND)、full duplex、point to point communication

Maximum communication distance is 15 meters
RS485

2-wire(A、B)、half-duplex、point to mutiple points communication

The maximum transmission distance is 1219m, transmission rate is inversely proportional to the transmission distance
RS422

4-wire, full duplex

The maximum transmission distance is 1219m, transmission rate is inversely proportional to the transmission distance
RS485 circuit index
RS-485 terminal resistance
N/A、120 Ω 和 120 kΩ
Power index
Input current
1A
Input voltage
5V
Overload current protection
Support
Power consumption
<1.5W
Mechanical index
Chassis
Aluminum alloy
Product net weight
0.25kg
Installation
Desktop
Other index
Operating temperature
-20°C ~75°C
Storage temperature
-40°C ~85°C
Working humidity
5 to 95%(non-condensing)
Working life
>100,000 hours