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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
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Input powered
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No external power supply needed
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Consumption
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Static consumption less than 80mA, dynamic average consumption less than 150mA
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Dimension
| L*W*H |
70mm*35mm*18mm |
| Shell |
Plastic |
| Color |
Blue |
| Weight |
70g |
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click for larger image
Img 1
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