USB to 2 port RS232 RS422 RS485 Adapter

Expands 2 RS-232 or RS422 or RS485 com ports for your system

High Speed Baud Rate up to 921.6Kbps

USB 1.0/1.1 compliant, USB 2.0 Full Speed compatible

480 Mbps USB Data Rate

Transmit and Receive LED supports

Built-in 15KV ESD protection

Supports Industrial Specification

RS422/485 Signal 600W Surge Protection

Max 10 Device Connectivity for RS422 Multi-Drop Mode

Max 32 devices connectivity for RS485 mode

Easy to use setting Dip Switch for selecting RS232/422/485 mode

Automatic toggling by hardware RS485 2W and RS485 4W(RS422 Multi-Drop mode)

Supports Industrial Specification

TX buffer 4K bytes and RX buffer 4K bytes per Channel

Supports Microsoft Windows, Linux, and MAC drivers


Description

Product Description: USB to High Speed 921K 2 port RS-232/422/485 Adapter. With DIN Rail kit

 

Item Number: FTDI-US320

 

Features and Benefit

Expands 2 RS-232 or RS422 or RS485 com ports for your system

High Speed Baud Rate up to 921.6Kbps

USB 1.0/1.1 compliant, USB 2.0 Full Speed compatible

480 Mbps USB Data Rate

Transmit and Receive LED supports

Built-in 15KV ESD protection

Supports Industrial Specification

RS422/485 Signal 600W Surge Protection

Max 10 Device Connectivity for RS422 Multi-Drop Mode

Max 32 devices connectivity for RS485 mode

Easy to use setting Dip Switch for selecting RS232/422/485 mode

Automatic toggling by hardware RS485 2W and RS485 4W(RS422 Multi-Drop mode)

Supports Industrial Specification

TX buffer 4K bytes and RX buffer 4K bytes per Channel

Supports Microsoft Windows, Linux, and MAC drivers

 

Specification

Hardware

Communication controller: FTDI – USB to Serial Controller

Device Connector: DB9M x 2

Host Connector: Mini USB B Type

 

Serial Interface

Number of ports: 2 port

Serial Standard: RS-232/422/485

IRQ and I/O Address: Assigned by BIOS

 

Serial Line Protection

ESD Protection: 15KV ESD Protection for all signals

Surge Protection: 600W Surge for RS422/485 Signal

 

Performance

Baud rate: up to 921.6 Kbps

FIFOs: TX Buffer 4K bytes, RX Buffer 4K bytes

 

Serial Communication Parameters

Data Bits: 7, 8

Stop Bits: 1, 2

Parity: None, Even, Odd, Space, Mark

Flow Control: RTS/CTS, XON/XOFF

 

Serial Signals

RS-232: TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND,

RS-422: Tx+, Tx-, Rx+, Rx-, GND

4 Wire RS-485(RS-422 Multi-Drop): Tx+, Tx-, Rx+, Rx-, GND

RS-485(2 Wire RS-485) : Data+, Data-, GND

 

Driver Support

Windows: XP, 2003, Vista, 2008, Win 7

Linux: 2.4 and 2.6

MAC: X

 

Physical Characteristics

Housing: PC

 

Environmental Limits

Operating Temperature: -30 ~ 75℃

Storage Temperature: -40 ~ 85℃

Ambient Relative Humidity: 5 ~ 95% Non-Condensing

 

Standards and Certifications

CE and FCC supports

 

Product Production

Production: Made in Taiwan

Product Location: Taipei, Taiwan

 

Package Content

USB to 2 port RS-232/422/485 Adapter x 1

DIN Rail Kit x 1

USB Mini B Type to USB A type Cable 100cm x 1

Quick Instill Guide x 1

Driver CD x 1