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Ex Tax: $27.00
  • Stock: In Stock
  • Model: CATAL‐4021

The CATAL- 4021 is an industrial-grade USB to RS-485/RS-422 converter. It converts USB lines to a two-wire RS-485 signal (half - duplex) or a four-wire RS-422 signal (full-duplex), and vice versa.

The unit powered from the USB port. It supports data direction auto-turnaround, and therefore, no software drivers or fl ow control is required.


Product Attribute
Compatibility USB 1.1 & 2.0 Standards, RS-485 and RS-422 standard
Data Rate Up to1 mbps
Distance USB side: Up to 3m (10 ft) <br> RS-485/RS-422 side: Up to 1.2 km (4000 ft) at 19,200bps
Connector USB side: Type A Female. <br> RS-485/RS-422 side: DB-9 male and Termination Board supplied with DB-9 Female and a 5-Way Terminal Block.
End-of-Line Terminator 120ꭥ (built-in, selectable by Termination Board)
Static Protection (ESD) Up to 15KV
Surge Protection 600W
Power power: USB port.
Housing Rugged ABS ( can be metal on request)
Dimensions (L x W xH) : Without Termination Board: 46.5 mm X 31 mm X 16.1 mm (1.83” X 1.22” X 0.63”). <br> With Termination Board: 72.5 mm X 33.5 mm X 16.1 mm (2.85” X 1.31” X 0.63”)
Cable Length 1 m (3 ft)
Weight 38 g

- Plug - and - Play.

- Data direction auto-turnaround, no software drivers or fl ow control is required.

- USB 1.1 and 2.0 compatible.

- Built-in 120ꭥ end-of-line terminator selectable.

- Port powered - no external power needed.

- Built-in surge and static protection.

- Data transfer rates from 300 baud to 1 Mbaud.

- 2 years warranty .

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