RTA-485(I) 16bits RS-422/485 card 1port 

RTA-485(II) 16bits RS-422/485 card 2port 

1) FEATURES

* TWO INDEPENDENT RS-422/485 INTERFACE

* ASYNCHRONOUS COMMUNICATION PROTOCOL

* 28 SETS OF I/O ADDRESS SELECTABLE

* 9 SETS OF INTERRUPT LINE SELECTABLE : IRQ 3,4,5,7,9,10,11,12,15

* SUPPORTS TX, PX, RTS AND CTS SIGNAL

* TWO OR FOUR WIRE OPERATION : 422/485 SELECT BY JUMPER

* RS485 RECEIVER JUMPER SETTING : ALWAYS ON,RTS,OR

CONTROL-BIT-ENABLE

* ON BOARD TERMINATION RESISTERS

* DISTANCE UP TO 3000 FT

* BAUD RATE UP TO 56K BAUDS (16C450)

* BAUD RATE UP TO 115.2K BAUDS (16C550)

* ALL PORTS CAN BE EN/DISABLE

* RS-422 FEATURE : CONNECTION NUMBER -- 1 DRIVE. 10 RECEIVERS

TRANSMISSION DISTANCE/SPEED : 12 m / 10 M (bit/sec)

120 m / 1 M (bit/sec)

1200 m /100 k (bit/sec)

* RT-485 FEATURE : CONNECTION NUMBER -- 32 DRIVES, 32 RECEIVERS

TRANSMISSION DISTANCE/SPEED : 12 m / 10 M (bit/sec)

120 m / 1 M (bit/sec)

1200 m /100 k (bit/sec)

* THE EXTERNAL I/O ARE DONE THROUGH TWO 9-PIN MALE CONNECTORS

* " CE " APPROVAL.

Start: 1/18/2002 Update: 09.17.2009