▶ OVERVIEW

USB-401 is an 8 channel USB to RS-232C converter that isolated between each RS-232C channel and 2 USB ports. Also, the 2 port USB connectors have a HUB function. 

▶ Features

• • Supports RS232C
  • 2500VDC bus isolation
  • Baud rate up to 1Mbps
  • Supports custom baud rate
  • Auto transmit data control
    Built-in USB-serial chip has auto transmit controller and the driver is activated when it transmit the data
  • USB-401 is powered through a USB port (Bus-powered) or an AC adapter (Self-powered)
  • ESD and surge protection
  • Housing material: Plastic
  • DIN rail and screw mountable (Attachment is required)
  • Includes a USB cable (1.8m)
  • Includes an AC adapter
  • Non-use of 10 Restricted substances of RoHS directive

▶ SPECIFICATIONS

Item	Description	Remarks
Model	USB-401
Input Power	DC 5V / Less than 500mA Supplied through a USB port (Bus-powered) or AC adapter (Self-powered)	Recommend the use of an AC adapter for stably supply.
HOST Interface	USB 2.0 compliant (Support Hi Speed)	USB 1.1 compatible ESD protection
HOST Connector	USB B type (Female)
Processor	FT4232H x 2	FTDI
Isolation Method	Bus Isolation
Isolation Protection	Over 2500VDC	Designed value
I/O Interface	RS232C	ESD protection
Number of RS232C Port	8
RS232C Connector	D-SUB 9pin Male (#4-40 UNC)
Communication Method	Asynchronous Serial Communication
Baud Rate	300 bps to 1 Mbps	Support custom baud rate
Data Bits	7 or 8 bit
Stop Bits	1 or 2 bit
Parity	Even, Odd or No-parity
FIFO RX Buffer Size	2K bytes/ch
FIFO TX Buffer Size	2K bytes/ch
Number of USB Hub Port	2
USB Hub Port Connector	USB A type (Female) x 2
USB Driver	Virtual COM port driver
Support OS	Windows 10/8.1/8/7/Vista/XP
Operating Ambient Temperature	-20 to 60℃ (-4 to 140 [°F])	No condensation permitted
Operating Ambient Humidity	30 to 85%RH	No condensation permitted
Storage Ambient Temperature	-20 to 55℃ (-4 to 131 [°F])	No condensation permitted
Storage Ambient Humidity	30 to 85%RH	No condensation permitted
Weight	Approx. 400 [g]	Only main body
Dimensions	166 x 81.2 x 50 [mm] (6.535" x 3.197" x 1.969")	Without projections

* Power saving function (suspend, standby, sleep and others) is not supported

 

RS232C CONNECTOR PINOUTS

 

Pin No	Name	Direction	Notes
1	DCD	IN	Data carrier detect
2	RXD	IN	Receive data
3	TXD	OUT	Transmit data
4	DTR	OUT	Data terminal ready
5	GND	-	Signal ground
6	DSR	IN	Data set ready
7	RTS	OUT	Request to send
8	CTS	IN	Clear to send
9	RI	IN	Ring indicator
CASE	FG	-	Connected to GND

PACKAGE CONTENTS

• USB-401
• USB cable 1.8m
• AC adapter
• Driver & Application CD

DOCUMENTATION

• User's manual, Outline Drawing, etc
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