915 Generation USB 2.0 to RS485 RS422 Serial Converter Adapter Cable

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Serial Protocol: RS485 / RS422
Specification: USB 2.0; EIA/ RS485 and RS422 standard
Chip: Max Rate: 921600bps Max Distance (RS485/422 End): 984ft (300m) at 921600bps, 1968ft (600m) at 38400bps, 3937ft (1.2km) at 9600bps;
USB-bus powered, no external power needed.
Automatic hand-shaking protocol supported.
Item Length: 1.5 Feet
Important Note:
The USB end must be connected to PC or . Other USB devices like digital camera, scanner and printer is not allowed.
To avoid reflections on cables it is necessary to use appropriate termination resitors (120Ω, 1/4W). do NOT connect the adapter to RS422/ RS485 device until you install the driver on your computer or .
4 Kinds of Working Modes: Asynchronous to / four wires full duplex; to multiple / four wires full duplex; to / two wires half duplex; to multiple / two wires half duplex.
Applications: automation system
Distributed control system
LED display equipment
PLC control and management management
SCADA(Supervisory control and data acquisition) treatment/medication automation automation
Check on work attendance
Human management.
Measuring instruments and monitoring system
Data Process material: plastic
Color as shown Package Contents:
1 x USB to Serial Converter Cord
1 x RS422 RS485 Serial DB9 to Terminal Block Adapter Only the above package content, other are not included.
Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.