What’s the serial data fiber modem
The serial data fiber optical modem is a communication product for RS232/RS422/RS485 serial port data to transmit data through optical fiber media.
Application field of serial data fiber modem
The serial data fiber modem is widely used in various industrial control, distributed data acquisition, and other occasions, especially suitable for power system automation, traffic control, and other departments.
Technical parameters of serial data fiber modem
Standard: Comply with EIA RS-232, RS-485, RS-422 standard
RS-232 Signals: TX, RX, GND
RS-485 signal: D+, D-, GND
RS-422 signal: R+, R-, T+, T-, GND
Receive sensitivity: better than -36dBm (BER<e-11)
Working mode: asynchronous work, point-to-point or multi-point, 2-wire half-duplex, 4-wire full-duplex
Direction control: using data flow automatic control technology to automatically determine and control the direction of data transmission
Baud rate: 300-115200bps, automatic detection of serial signal rate
Load capacity: support 32-point polling environment (128 points can be customized)
Transmission distance: RS-485/422 end 3000 meters (at 9600bps), RS-232 end is recommended not to exceed 5 meters
Interface protection: 1500W surge protection, 15KV electrostatic protection
Interface characteristics: meet ITU-T V.24 standard
Interface form: RS-232 DB-9 female head, RS-485/422 DB-9 male head, RJ45 socket or 5-position terminal block
Working temperature: -20℃~60℃
Storage temperature: -25℃~85℃
Relative humidity: 5%~95%
Input power supply: 9V power supply
Power consumption: static power consumption within 120mA, dynamic power consumption average within 300mA
