Description
B&B Electronics USPTL4 USB to RS-422/485 Serial Converter 460.8kbps TB
USB to RS-422/485 serial converter for industrial and telecommunications applications. Connects legacy RS-422/485 serial devices to modern computers via USB 2.0.
Specifications & What's Included
- Interface: RS-422 (4-wire) and RS-485 (2-wire or 4-wire modes)
- Host Interface: USB 2.0 Type-B
- Data Rate: 460.8 kbps maximum
- Serial Connector: Plug-in screw terminal block
- Power: USB bus powered
- Indicators: TD and RD LEDs
- Standards: FCC Part 15 Class B, CE certified
- Unit only; no accessories included
Applications
Used in industrial control systems, SCADA installations, telecommunications equipment, and legacy serial device integration. Supports point-to-point and multi-drop RS-485 network topologies. Commonly deployed in manufacturing, utility monitoring, and field instrumentation where serial communication to modern computers is required.
Condition: Used
This B&B Electronics USPTL4 USB to RS-422/485 Serial Converter has been inspected and is in good used condition. It was pulled from a working environment where it was actively in use. The housing shows normal light wear consistent with field use. The USB Type-B port and terminal block contacts appear clean and undamaged. Please view our photo set and contact us if you have any questions.
This B&B Electronics USPTL4 USB to RS-422/485 Serial Converter has been inspected and is in good used condition. It was pulled from a working environment where it was actively in use. The housing shows normal light wear consistent with field use. The USB Type-B port and terminal block contacts appear clean and undamaged. Please view our photo set and contact us if you have any questions.
Warranty Information
We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information
Brand: |
B&B Electronics |
Model: |
USPTL4 |
MPN: |
USPTL4 |
Type: |
USB to RS-422/485 Serial Converter |
SKU: |
52539 |
Condition: |
Used – Pulled from Working Environment |
Interface Type: |
RS-422, RS-485 |
Host Interface: |
USB 2.0 (USB Type-B) |
Serial Connector Type: |
Plug-in Screw Terminal Block |
Data Rate: |
460.8 kbps |
Wiring Mode: |
RS-422: 4-Wire; RS-485: 2-Wire or 4-Wire |
Echo Mode: |
RS-422: Echo On; RS-485: Echo Off (jumper selectable) |
Power Source: |
USB Bus Powered |
Terminal Block Signals: |
TDA(-), TDB(+), RDA(-), RDB(+), GND |
Front Panel Indicators: |
TD (Transmit Data), RD (Receive Data) LEDs |
Standards Compliance: |
FCC Part 15 Class B; CE |
Product Line: |
U-LINX USB Serial Conversion |
Form Factor: |
Desktop / DIN-mount compact module |
Country/Region of Manufacture: |
United States |
Seller Notes: |
Unit only; pulled from working environment. No accessories included. |
Condition Notes: |
B&B Electronics USPTL4 USB to RS-422/485 serial converter. Inspected and in good condition; pulled from a working environment. USB port and terminal block contacts clean. Normal light wear. |