USB to RS485 Converter Adapters Module

USB to RS485 Converter Adapter
USB connector: to your PC
RS485 connector: to your RS485 device
No need external power, powered by USB port
Fully compliant USB 2.0 standard, backward compatible with USB1.1

Wiring instructions:
USB interface: directly connect to laptop USB interface, half-duplex;
485 Bus Interface: RS485_A interface, RS_485B interface. Cable terminals are marked with A or B letter, connect them to 485 bus interface of other devices to achieve communication. Some devices are marked with D+(means A) and D-(means