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USB to Terminal Block serial adapter

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Isolated USB to RS232 RS422 RS485 Mountable Terminal Block Adapter

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SKU: CM-422485-TBi

Availability: Out of stock.


Quick Overview

Chose the serial signal you want to use through this USB to Terminal Block interface solution for RS-232 / RS-422 / RS-485 applications.

RS232 / 422 / 485Terminal block adapter

The CM-422485-TBi Isolated USB to serial interface adapter features 2.5kV isolation to ensure these serial devices via the terminal block wired require long range or multi-drop capabilities won’t be damaged between the PC and serial applications. All configuration and electrical interface selections are handled through the driver, eliminating the need to open the enclosure to set jumpers or switches.

The serial port is software configurable for RS-232, RS-422, and RS-485 with the electrical interface settings maintained locally, allowing the host computer to be repaired or upgraded without reconfiguring the serial port. Additionally, the isolated adapter can be configured at one computer and deployed to other computers.


  • Full compliance with the USB Specification 2.0 & 1.1
  • Enables to configure RS-232 / RS-422 / RS-485 ( Echo mode / Bias resister / Terminal resister ) thru application programmer of Windows OS.
  • Supports 2.5kV Isolation; Bus powered, no external power required
  • Data transfer rate up to 230 kbps ( RS-232 ) ~ 3 M Baud Rate ( RS-422 or RS-485 )
  • Supports ±15kV (air), ±8kV (contact) ESD protection; Isolated ground loops
  • Supports 40A (5/50ns) & Peak Pulse Power 250 W ( 8/20 us ) Surge and Transient spikes protection
  • Compatible with Windows 98SE / ME / 2000 / XP / Vista / 7 / 8 / 8.1 or higher, Windows Server 2003 / 2008 / 2008R2 / 2012 / 2012R2, Win CE and Mac OS 8.6, Linux 1.5.0 or higher
  • Rugged & cambered shape’s Aluminum shell and wall mountable
SKU CM-422485-TBi
UPC 736983901842
Color Black
Manufacturer CableMAX
Compatibility All Operating Systems
Connectors Terminals, USB B Female
External Interface USB 2.0
Warranty One Year

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