StarTech.com 6ft RS422/485 USB Serial Adapter w/ COM Retention

The StarTech.com 6ft RS422/485 USB Serial Adapter with COM Retention is the ideal solution for anyone looking to connect RS422 or RS485 serial devices to their USB-enabled computer. With its professional-grade design, this adapter features a 9-pin (DB9) male serial connector and is equipped with dipswitch controls to facilitate easy port configuration. Save time and effort with minimal software requirements, and enjoy the convenience of USB power—no need for external power adapters. Whether you're working with industrial equipment, data acquisition systems, or legacy devices, this adapter’s innovative features are tailored to meet your connectivity needs.

• Seamless Connectivity: Easily connect your RS422 or RS485 serial devices to any USB-enabled computer with this 6ft adapter, enhancing your productivity.
• COM Port Retention: This adapter saves your assigned port settings, allowing you to unplug and replug the device without reconfiguration on your host computer.
• Multiple Baud Rates: Supports baud rates ranging from 300 bps to 921.6 Kbps, providing flexibility for various applications.
• Configurable Interface Modes: Choose between two interface modes: 4 wire RS422 (TxD+/-, RxD+/-) and 2 wire RS485 (DATA+, DATA-), ensuring compatibility with your specific setup.
• Simple Installation: With its USB-powered design, there’s no need for external power, and installation is straightforward with minimal software requirements.

Technical Details of the Product

• Model: ICUSB422
• Length: 6 feet
• Connector: 9-pin (DB9) male serial
• Supported baud rates: 300 bps to 921.6 Kbps
• Interface Modes: 4 wire RS422 and 2 wire RS485
• COM Port Retention: Yes
• Powered: USB powered (eliminates need for external power adapter)
• Compatibility: Backwards compatible with USB 1.1
• Unique Features: Supports RS-485 Auto Transceiver Turn Around (ATTA), 120 OHM terminator that can be enabled/disabled via DIP switch
• Warranty: 2-year warranty with free lifetime technical support

How to Install

Installing the StarTech.com 6ft RS422/485 USB Serial Adapter is a breeze:

1. Connect the 9-pin (DB9) male serial connector of the adapter to your RS422 or RS485 serial device.
2. Plug the USB connector into any available USB port on your computer.
3. Allow your computer to automatically recognize the device. Most systems will require no additional drivers, but ensure that you follow any on-screen instructions.
4. Configure the DIP switch settings according to your device's requirements for RS422 or RS485.
5. Once configured, you can start using the device without needing to reconfigure upon reconnection.

Frequently Asked Questions

1. What types of devices can I connect using this adapter?

You can connect a wide range of RS422 and RS485 serial devices, including industrial equipment, data loggers, and legacy systems.

2. Do I need software to use the adapter?

The adapter requires minimal software, and most operating systems will automatically recognize it upon connection, facilitating a plug-and-play experience.

3. Is the adapter compatible with USB 1.1 devices?

Yes, the StarTech.com 6ft RS422/485 USB Serial Adapter is backwards compatible with USB 1.1.

4. How do I enable or disable the 120 OHM terminator?

You can enable or disable the 120 OHM terminator using the DIP switch located on the adapter.

5. What is COM port retention and why is it beneficial?

COM port retention saves your assigned port settings, allowing you to disconnect and reconnect the adapter without needing to reconfigure your host computer, which saves you time and hassle.