Features
● Support RS-232/RS-485/RS-422 ports; 
● Support synchronization, point-to-point, point-to-multiple transmission; 
● Automatic signal detection rate;
● Prevent electrical interference and chemical corrosion; 
● Serial port transmission rate up to 256 KBPS; 
● 1500W surge protection, 15KV electrostatic protection; 
● Support multi-mode 2KM (dual fiber), single mode 20KM (single fiber, dual fiber) product selection; 
● Multi-mode transmission distance up to 2KM, single mode transmission distance up to 120KM (customized);
Technical Indexes
| 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 pull up resistance/pull down resistance | 1 kΩ,150 kΩ | 
| 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 | 
Product Types
| Configuration | Product Interface | 
| RS-232/485/422 Serial to Fiber Converter | 7-Pin industrial terminal | 
| RS-232 Serial to Fiber Converter | DB9 pin | 
注:本产品有全国产化型号可选
Important Notice
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.

 
  
  
  
  
 