4 Port USB to RS-232/422/485 Auto Setup Adapter

4 Port USB to RS-232/422/485 Auto Setup Adapter for Win - Linux - Mac - Image 2

USB2-4COM-PRO Serial Adapter Circuit Board

USB2-4COM-PRO 4-Port Serial Adapter Package Contents image

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Discontinued

4 Port USB to RS-232/422/485 Auto Setup Adapter for Win – Linux – Mac

USB to RS232 Adapter with RS422 and RS485

High-speed 4 Port USB to RS-232, RS422, RS485 Serial Adapter with 128 byte FIFO memory chip. Use with newer computers where serial ports no longer exist. Through an available USB port experience speed settings of up 500.000BPS in communication.

Features Auto Setup for Windows, Linux, and Mac systems.
Incorporates 128 byte FIFO memory to allow High-Speed performance.
COM port number assigned can be changed to any COM port number required.
Full RS-232 modem control signals and hardware/software flow control.

$357.95

EOL - Discontinued

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Product Documentation

FTDI Drivers

FTDI Drivers

Model No. USBG-4COM-PRO

Description

The USBG-4COM-Pro 4 Port USB to RS-232/422/485 serial adapter with Auto Setup for Windows, Linux, and Mac, allows further use of existing DB-9 pin serial devices on your computer system, even where the computer doesn’t offer serial ports. The USGB-4COM-PRO is extremely flexible in use of offered serial communication standards.

USBG-4COM-Pro 4 Port USB to RS-232/422/485 serial adapter image

The 4 Port USB Serial Adapter has 128 byte FIFO memory chip and allows high-speed communication. If your system is heavily loaded, this adapter’s unique features will reduce the system load. The serial port also allows unusual speed settings like 500.000bps.

USBG-4COM-Pro 4 Port USB to RS-232/422/485 serial adapter package image

Additional Features:

Adds four RS-232, RS-422 or RS-485 serial port by connecting to a USB port
Four DB9 male connectors
Easy operation mode change via software utility or console port
Installed as standard Windows COM port
SECC metal chassis with DIN rail bracket
Requires no IRQ, DMA, I/O port
Full RS-232 modem control signals and hardware/software flow control
RS-232 data signals: TxD, RxD, RTS, CTS, DSR, DTR, DCD, RI, GND
RS-422 data signals: TxD-, TxD+, RxD+, RxD-, GND, RTS-, RTS+, CTS+, CTS-
RS-485 4-wire data signals: TxD-, TxD+, RxD+, RxD-
RS-485 2-wire data signals: Data-, Data+
Automatic transmit and receive control for 2-wire RS-485 half-duplex mode
Tx ,Rx Termination resistors installed on-board and easy enable/disable via software utility or console port
Tx ,Rx BIASing resistors installed on-board and easy enable/disable via software utility or console port
High speed serial port with the baud rate up to 921.6K bps
LEDs of Power, TxD and RxD for easy port monitoring and diagnostics
LEDs of mode indicating serial port operation mode
requires an external DC 5V power adapter
Easy plug and play installation and RS-232/RS-422/RS-485 device connection
COM port number assigned can be changed to any COM port number required
Works with USB 1.1 & 2.0 host port

OS Support:

Windows XP, Vista, Windows 7, Windows 8, and Windows 10
Mac OS 10.X and Linux

Dimensions:

172 x 95 x 29 mm (W x L x H)

USBG-4COM-PRO DB-9 pinout diagram image

Package Contents

4 port RS232/422/485 serial adapter
USB A to B cable
Din Rail mounting plates and screws
Driver Disc

Specifications

Product Specifications

Power

Input Voltage

+5V DC

Compliance

Country of Origin	Taiwan
Certifications	CE, FCC

Physical Characteristics

Color	Silver
Mounting Style	Surface Mount
Ports	4 Serial Ports

Serial Attributes

Serial Standards

RS232, RS422, RS485

Software

OS Support

Linux, Mac OSX, Win 10, Win 7, Win 8, Win XP

Environmental

Operating Temperature

0C to 55C

Hardware

Chipset

FTDI

Other Data

Connector	DB9 Male w/ Nuts
Chip Model	FT2232D, GL852G, MAX3089E, ZT213LFEA
Warranty	1 year from date of purchase
Weight	2.2 lbs
Dimensions	13.25 × 7.25 × 2.75 in

UPC: 729440691981

Technical

Technical Specifications:

USB Bus
Compliance	USB 1.0/1.1 compliant, USB 2.0 compatible
Speed	12 Mbps, full-speed USB
FIFO	128 byte transmit FIFO 384 receive FIFO

Serial Interface
Port Type	RS-232/RS-422/RS-485 selectable by software
Number of Ports	4
Connectors	Four DB9 male

Serial Line Protection
ESD Protection	10KV

Serial Port Speed
Baudrate	300 bps to 921.6K bps RS-232 300 bps to 3M bps RS-422/485

Serial Communication Parameters
Data Bits	5, 6, 7, 8
Stop Bits	1, 1.5, 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, RI
RS-422	TxD-(A), TxD+(B), RxD+(B), RxD-(A), GND, RTS-(A), RTS+(B), CTS+(B), CTS-(A)
RS-485-4 wire	TxD-(A), TxD+(B), RxD+(B), RxD-(A), GND
RS-485-2 wire	Data-(A), Data+(B), GND

Available Modes
RS-232	full duplex
RS-422	4-wire with handshaking, full duplex
RS-485	4-wire full duplex, by RTS 4-wire full duplex, auto 2-wire half duplex with echo, by RTS 2-wire half duplex with echo, auto 2-wire half duplex without echo, by RTS 2-wire half duplex without echo, auto

Driver Support
OS	Windows 7, Vista, 2003, XP (WHQL certified) and 2000 Linux Kernel 2.4 and up built-in support

Power Supply
Input	Self-powered Power adapter of 5VDC, 2A

Mechanical
Chassis	SECC metal chassis with DIN rail bracket

Environmental
Operating Temperature	0 to 55 °C (32 to 131 °F)
Operating Humidity	5 to 95% RH
Storage Temperature	-20 to 75 °C (-4 to 167 °F)
Safety Approvals	EN55022 Class B, EN55024, EN61000-3-2, EN61000-3 IEC 61000-4-2, IEC 61000-4-3, IEC 61000-4-4, IEC 61000-4-5, IEC 61000-4-6, IEC 61000-4-8, IEC 61000-4-11. CISPR PUB. 22 and FCC Part 15 Class B.