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RS232 to RS485 Converter - Line Powered - Optically Isolated


Availability: In stock



SW485WA is a converter that change RS232 signal to RS485 signal or positive. It is no-power needed, It can supply optic-electrical isolation only obtain power from RS-232 port, It is high delicacy, function stabilization and so on. adopt DB9 pin currency serial interface.


1. Plug and play, small volume, easy installation
2. Port-powered, high efficiency obtain electricity, can also worked on 3 lines
3. Support 2500V isolation, no power supply needed
4. Automatic send data control, auto distinguish and sense direction adout data transfer
5. Auto sense serial signal rate, zero delay automatic transmit


Standard Accord EIA RS-232, RS-485 standard
RS-232 signal TX, RX, GND
RS-485 signal D+, D-, GND
Working format Asynchronism, point to point or multi point, 2 wire half-duplex
Direction Automatic send data control, auto distinguish and sense direction about data transfer
Band rate 300-38400bps, auto sense serial signal rate
Loading Support 128 point loopback
Transmission RS-485 side 1200M(9600bps), RS-232 side less than 5M
Port protection 600W surge protection, 15KV ESD protection
Opto-electronic isolation 2500V
Connector RS-232 side DB-9 female, RS-485 side 3 terminal block


Working temperature     -20 to 65℃
Storage temperature     -40 to 85℃
Humidity     Relative humidity 5% to 95%


Input powered     No power supply needed, powered from TXD, RTS, DTR signal in RS-232 port
Consumption     Static consumption less than 20mA, dynamic consumption less than 50mA


L*W*H     82mm*33mm*16.5mm
Shell     Plastic
Color     Black
Weight     50g

Additional Information

Manufacturer No
Length N/A
Color N/A
OS Support N/A

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