User Manual for RS485 to USB Converter, Model VE11 485
1. Introduction :
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1-1 Specification :
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2. Hardware Description :
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2-1 Panel layout :
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2-2 LED Indictor :
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2-3 Power Connection :
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2-4 USB Connection :
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2-5 RS485 W iring :
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2-6 RS422 W iring :
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3. Terminal Resister :
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3-1 RS422 terminal resistor connection :
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3-2 RS485 terminal resistor connection :
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3-3 Terminal Resistor Specification :
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4 Driver Installation
1. Introduction
The VE11U 485 allows you to connect your serial devices to systems by using a USB interface. W ith
data format auto detecting and baud rate auto switching function, VE11U 485 is able to automatically
detect the data flow and switch the direction of the data lines as well as to automatically configure
RS422/485 signals to any baud rate without external switch setting.
1-1. Specification.
USB
Compliant
: USB 1.0 , 1.1 , 2.0
Connector
: USB type A
Baud Rates
: Upto 12 Mbps
Serial Port
Port
: 1 port ( Terminal Block )
RS-422
: RxD+, RxD-, TxD+, TxD-,
RS-485
: Data+, Data-
RS422, RS485
: Auto Detect
RS422, RS-485
: Surge Protection for all signal lines.
Receive buffer
: 576 Byte
Transmit buffer
: 640 Byte
Baud Rate
: 300 ~ 230.4 K bps
Flow Control
: X-On / X-Off or Hardware
Driver Support
: Windows -98SE / 2000 / XP / Server 2003 / Mac osx / os9 / Linux 2.4 / 2.6
Power
: USB Bus Power ( 5V ). No external supply needed.
Indications
: Power / TX / RX mode LED indicators
Dimension
: Size : 55 * 40 * 25 mm ( W * D * H )
Weight
: 35 gms
Environment
: Operating Temp : 0 to 55
C
Storge Temp
: -20 to 85
C
Humidity
: 5~95 % RH
Power consumption
: 0.3W.
