YN-485I MANUAL 宇宁科技 Your Neighbor Tech 1

Dimensions&Communication LED Status
Packing List
Before you begin installing, please make sure that the following materials
have been shepped:
YN-485I
x1
USB cable
x1
Driver&Manual CD
x1
This Manual
x1
If any of these are missing or damaged, contact your distributor or sales
representative immediately.
RXLED
TXLED
RXLED
TXLED
Specifications
Your Neighbor Tech’s YN-485I allows PC users to connect their RS-485 devices to
systems that use USB interface. By attaching the YN-485I to a PC, it will no longer be
necessary to open the chassis or turn off the PC to install the hub. With the YN-485I ,
the user instantly gets one extra high-speed RS-485 ports. In addition, since the power is
derived from the USB port, there are not any cumbersome power adapters. This makes
the YN-485I especially suitable for PLCs, printers, POS system and industrial control
devices.
1 Manual
All producion specifications are subject to change without notice.
Internal terminal resistor connected if pin 1-2 is shorted
RS-485 side isolated GND, connect to ground or shell
RS-485 Data+
RS-485 Data-
Application Wiring
If YN-485I connected as a terminal point on the RS-485 bus, connect pin 1-2 and add
a terminal resistor on the other side of the bus.
USB
RT
YN485I Master
D-/B
D+/A
PC
5.D-/B
4.D+/A
3.GND
2.RT
1.RT
...
RS-485
Slave1
D-/B
D+/A
RS-485
SlaveN
RS-485
Slave(N-1)
If YN-485I connected as one of the mid point on the RS-485 bus, add terminal resistor
on each side of the bus and left pin 1,2 unconnected.
D-/B
D+/A
RS-485
Slave1
RT
RT
RS-485
Slave2
...
RS-485
Slave i
D-/B
D+/A
Overview
RT
GND
D+/A
D-/N
D-/B
D+/A
Power Consumption:
Max. Distance:
Case:
Operating Temperature:
Operating Humidity:
1,2
3
4
5
5.D-/B
4.D+/A
3.GND
2.RT
1.RT
Transmission speed:
Parity bit:
Data bit:
Stop bit:
Isolation protection:
Driver Support:
Pin Defination
USB v2.0 standard
Network:USB
Serial:RS-485
One Independent RS-485 ports
Network: USB-type A connector
Serial: Screw terminal
600bps to 115.2Kbps
odd, even, none
5, 6, 7, 8
1, 1.5, 2
2,500 V
Windows 2000/2003/XP/Vista/7 (32bit and 64bit)
Linux/Mac
1.5W @ 5V
4000ft (1200m) @ 19.2Kbps
Blue transparent ABS
-30℃~+70℃
20% to 95% (non-condensing)
D-/B
D+/A
宇宁科技 Your Neighbor Tech
Compatibility:
Interface:
Port:
Connector:
5.D-/B
4.D+/A
3.GND
2.RT
1.RT
Flash when data from RS-485 to USB
Flash when data from USB to RS-485
D-/B
D+/A
YN-485I MANUAL
YN-485I Magnetically Isolated USB to RS-485 Converter
D-/B
D+/A
RS-485
SlaveN
RS-485
Slave(N-1)
YN485I Master
2 Manual
All producion specifications are subject to change without notice.