Description
Product Description: USB to High Speed up to 921K 4 port RS-422/485 3KV Optical Isolation, 600W Surge Adapter. DIM Rail
Item Number: FTDI-US240i
Features and Benefit
Expands 4 port RS-422/485 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
12Mbps USB Data Rate
Built-in Terminator 120 ohm for DIP Switch Setting
32 Device Connectivity for RS-485 Max.
Transmit and Receive LED supports
3KV Optical Isolation Protection
600W Surge Protection
Built-in 15KV ESD protection for all Serial Port and RS-422/485 Signals Protection
Supports Industrial Specification
TX buffer 2K bytes and RX buffer 2K bytes per Channel
Supports Microsoft Windows, Linux, and MAC drivers
Specification
Hardware
Communication controller: FTDI – USB to Serial Controller
Device Connector: Terminal Block 5 Pin 5.08mm
Host Connector: USB B Type
Serial Interface
Number of ports: 4 port
Serial Standard: RS-422/485
IRQ and I/O Address: Assigned by BIOS
Serial Line Protection
ESD Protection: 15KV ESD Protection for all signals
Optical Isolation Protect: 3KV Opto Isolation\
Surge Protection : 600W Surge Protection for RS-422/485 Signals
Performance
Baud rate: up to 921.6 Kbps
FIFOs: TX buffer 2K bytes and RX buffer 2K bytes
Serial Communication Parameters
Data Bits: 7, 8
Stop Bits: 1, 2
Parity: None, Even, Odd, Space, Mark
Serial Signals
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, Win 8, Win 10
Linux: 2.4 and 2.6
MAC: 8/9/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 4 port RS-422/485 3KV Isolation 600W Surge Adapter x 1
DIN Rail Kit x 1
USB B Type to USB A type Cable 100cm x 1
Quick Instill Guide x 1
Driver CD x 1
