3onedata USB485 Series Руководство по эксплуатации - Страница 7

Просмотреть онлайн или скачать pdf Руководство по эксплуатации для Медиаконвертер 3onedata USB485 Series. 3onedata USB485 Series 18 страниц. Usb to rs-232/485/422
Также для 3onedata USB485 Series: Руководство пользователя (3 страниц), Руководство по быстрой установке (2 страниц)

III. Range of Application

The product is applicable to industrial control automatic system, bar code scanner, Palm,

PLC and PLD, PDA (WinCE system), label printer, POS system, data acquisition control system

and security access system, etc.

IV. Functional Characteristics

◎Single chip (ASIC) USB port to serial port communication

◎ Support Windows98/ME and Windows2000/XP, Windows Server 2003/2008, Windows

7/Vista

◎ Support MAC Apple and Linux v5.0

◎ Completely compatible USB v2.0 specification

◎ USB full speed connection

◎USB direct power supply, without external power supply

◎ Support automatic handshake protocol

◎ Reach 57.6kbps transmission rate within 1200m (230kbps at short distance); customize

short-distance rate 500K bps

◎ Conform to TIA/EIA RS-485/RS-422 standard

◎ Support remote wakeup and power supply management

◎ Support point-to-multi-point (RS-485 port at most can be connected with 32 standard 485

devices)

Notices:

(1) RS-485 communication rate of USB485× is affected by communication distance.

Generally, the longer the distance is, the lower the communication rate is. The brief corresponding

table is as follows:

Communication distance

Rate (maximum)

(Numerical values in the above table are ideal. Concrete communication rate will be affected by

actual environment and may not reach the above numerical values)

0~10m

300m

230kbps

115kbps

1200m

3000m

57.6kbps

9600bps