Optically Isolated USB to RS422/RS485 Adapter

Optically Isolated USB to RS422/RS485 Adapter for reliable desk, studio and technical workflows.

Add an RS422 or RS485 serial interface to a compatible USB computer for supported industrial controllers, instruments and building-automation equipment. Electrical isolation is intended to help separate the computer side from the serial bus.

Key benefits

• RS422/RS485 connectivity from a USB host
• Isolation for supported industrial serial applications
• Compact bus-powered format with terminal connectivity

Technical specifications

Setup and use

1. Install a compatible driver if required by the operating system.
2. Set the connected equipment's baud rate, duplex mode, termination and pin assignment correctly.
3. Connect the serial bus only after confirming wiring against the equipment documentation.

Compatibility and safety checklist

• The RJ45-style socket is not an Ethernet network port.
• Never connect to mains wiring, unknown high-voltage circuits or unsupported PoE equipment.
• RS422/RS485 wiring and polarity must match the connected device.

Package contents

• 1 × USB to RS422/RS485 adapter
• Terminal/cable accessories only where supplied

Not included: Industrial field wiring, termination components and application software are not included.

Before ordering

Check the ports, protocols, operating-system support and complete system requirements against your equipment. Performance figures are advertised maximums for a compatible configuration and are not guaranteed in every installation.