The Premier Cable PCM-FDZ-485 422 is a high-performance USB to RS485 RS232 Converter designed to convert USB digital signals from a computer or host to standard RS485 or RS232 serialsignals, making it suitable for industrial automation, PLC programming systems, cash registers, POS systems, CNC machines, power & energy systems, access control systems, and other applications.

⭐ Main Features of USB to RS485 RS232 Serial Adapter

• Dual-Protocol Support: Combines RS485 and RS232 serial protocols in a single module, offering flexible connectivity for various serial devices.
• Selectable Mode: It operates in RS232 mode when connected to TX, RX, and GND, or in RS485 mode when connected to A, B, and GND.
• Advanced Chipset: Equipped with FT232, SP485, and SP213 chips for stable and reliable serial communication.
• Plug and Play: No external power or driver required for most operating systems, plug and play.
• Multi-System Compatibility: Supports Windows 11 / 10 / 8.1 / 8 / 7, macOS, Linux and other operating systems for reliable cross-platform operation.
• Flexible Wiring: Features screw terminal design on the RS485/RS232 interface for direct, solder-free, and secure wiring.
• Compact and Lightweight: Designed with a small form factor and minimum weight, making it easy to carry.
• LED Indicators: Equipped with Power, TXD, and RXD LEDs on the PCB, allowing users to monitor device power status and data transmission in real time.

⚠️ Please note that:

1. The converter supports only one mode at a time; RS232 and RS485 functions cannot be used simultaneously.
2. lf not recognized, please contact me for the driver or download it online from the official FTDl website.