The SRS-U4 converter is designed to connect a USB host to slave devices equipped with RS-485 interface. The PC with special software can be used as a host. The SRS-U4 unit guarantees full galvanic isolation between USB and RS-485 circuits. The converter can work with any devices equipped with RS-485 interface and contains integrated circuit which supports USB 1.1 and USB 2.0 standards. The main purpose is connection of PC host computer with industrial data acquisition and visualisation systems based on RS-485 interface.
The SRS-U4 can be also manufactured with DIN mounting adaptor.
| Power supply |
from USB interface (4.4…5.25V DC)
|
| Communication Interface |
mini USB
|
| Transmission parameters |
300…115200 bit/s
|
| Galvanic isolation |
between RS-485 line and USB interface
|
| Operating temperature |
0...+50°C
-20…+50°C
|
| Case dimensions |
50 x 36 x 20 mm
50 x 36 x 39,5 mm (DIN rail mounting version)
61 x 36 x 20 mm (with protruding socket and plug)
61 x 36 x 39,5 mm (DIN rail mounting version with protruding socket and plug)
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