Two serial ports, 2-wire RS-485 or 4-wire RS-422/485. Long range, multi-drop communications. Easy to set up with plug in terminal blocks on RS-422/485 side and a high retention USB connector that works with a standard USB cable (included). LEDs indicate transmit and receive. USB Port Powered.
Advantech
BB-USOPTL4DR-2-B
ULI-342TC - USB to 2 Port RS422/485 (Terminal Block) Isolated Converter, DIN Rail
£150.70
- USB to RS-422/485 Converter
- USB Port-Powered 5VDC from USB host (5 VDC)
- USB Max. Transfer Rate 480 Mbps, Serial Data Rate 921.6 kbps
- 3 kV Isolation protection
- Operating Temperature Range -20 to +70 °C
- Windows 7/8/10/11 and Linux driver support
- High Retention USB Connector, Plug in Serial Terminal Block
- DIN Rail Mounting
- USB Cable Included
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Datasheets
Specification
Serial Communication
| Serial Standard | RS-422 / RS-485 |
| Serial Port Number | 2 |
| Serial Port Connector Type | Terminal block |
| Maximum Serial Transmission Speed | 921.6 Kbps |
Upstream USB Port
| Standard | USB 2.0 |
| Maximum Transfer Rate | Hi-Speed (480 Mbps) |
| Connector Type | Type B (Female) High Retention |
| Port Number | 1 |
Environment
| Operating Temperature | -20 ~ 70°C (-4 ~ 158°F) |
Protection
| Isolation | 3,000 VDC |
Power
| Power Input (USB) | Port-Powered from USB host (5 VDC) |
Accessory General
| Mounting | DIN |