915 Generation RS232 TO RS485 ConverterCommercial VersionNo Powers NeedSTM485C UT-2201

UT-2201 interface supports 2 communication modes as
1 Point-to-point 2 wires half-duplex
2 Point-to-multipoint 2 wires half-duplex
When converter works under half-duplex connection it needs to install a matching resistance data 120 ohm14W for preventing signal reflection and interference
UT-2201 half-duplex communication connect between interface converter

1 Interface feature -232C -485 standard interface compatible with EIA
2 Electric interface -232 end DB9 hole connector -485 end DB9 connector with connection pole
3 Working mode asynchronism half-duplex -485
4 Transmission media -pair or STP
5 Transmission rate 300-1152KBPS
6 External discharge dimension 63mm x 33mm x 17mm
7 Working circumstance - 25 to 70 degree C relative humidity 5%to95%
8 Transmission distance 1200m-485 end 5m-232 end
9 WIN95WIN98WIN2000NIXPLinux and so on
10 Applies to all communication software plug and pay
11 Max 32 pieces face devices can connect
12 Power Unique serial port charge pump driving technology no need external power real 3 wire communication TXD RXD GND no need initialize serial port
13 Auto sendreceive data without external flow control signal
14 serial port rs232
material plastic
Color as shown

Package Contents
1 x RS232 TO RS485 Converter

Only the above package content other products are not included
Note Light reflection and different displays may cause the color of the item in the picture a little different from the real thing The measurement allowed error is - 1-3cm