CVA-U485 USB to RS485 Converter Adapter

Parameter:
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

Specification:
Support System: Windows XP, Vista, Windows 7, Linux, MacOS, and WinCE5.0 drive
Supports baud rate range: 75bps-115200bps, up to 6Mbps
Work temperature range: -40°C~+85°C
Communication distance: 1200m(max)
Dimension: 6.1x1.6x1.3cm
Color: Black

Applications:
All kinds with RS485 port device parameter settings, data communication, Short distance, such as parameter settings of the computer peripheral equipment, the use of common data lines can be.
1. LED display of communication data
2. Machine PLC data reading and writing
3. Monitoring data read and write, and PTZ control
4. Centralized control ofhousehold electrical appliances
5. Access Control System; card
6. A variety of industrial automation, instrumentation
7. Parking; bus fees
8. Dining Hall; staff attendance
9. Highway toll station; ATM machine

Wiring instructions:
USB interface, directly connected to the computer USB interface when in use; half-duplex;
485 bus interface: RS485_Ainterface, RS485_B interface. There are A (D+) and B (D-) on the wiring terminal to indicate the interface, which is connected to the 485 bus of other equipment for communication, Some equipment signs D+ means A, D- means B.