USB485B is a kind of USB to RS-485 industrial intelligent converter. It is the best solution for the communication between USB and RS-485. Compared with RS-232 to RS-485 converter, USB485 USB to RS-485 converter has many advantages
Features
1.Small volume, easy installation
2.No power supply needed, plug and play
3.Transmit distance reach up to 1800M at the rate of 9.6kbps
4.Automatic send data control, auto distinguish and sense direction adopt data transfer
5.Auto sense serial signal rate, zero delay automatic transmit
Communication Standard Accord USB1.1, EIA RS-485 standard
USB signal VCC, DATA+, DATA-, GND, FG
RS-485 signal D+, D-, GND
Working format Asynchronism, point to point or multi-point, 2 line half duplex
Baud rate 300-115200bps, automatic senset signal rate
Loading Support 32 port loop environment(or handtailor 128 point)
Transmission RS-485 side 1800M(115200bps), USB side 5M
Protection 600W sugre protection, 15KV static electricity protection
Connector USB side type A interface female, RS-485 side DB-9male or 3 terminal block
Environment Working temperature -20 to 60
Storage temperature -25 to 85
Humidity Relative humidity 5% to 95%
Power Input powered No external power supply needed
Consumption Static consumption less than 80mA, dynamic average consumption less than 150mA
Dimension L*W*H 70mm*35mm*18mm
Shell Plastic
Color Blue
Weight 70g

Added: 25.04.2008 Offer viewed: 69 (hits)

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