USB - RS422/485 Converter

Product catalog summary

Product Overview: The USB to RS-422/485 Converter, model US-101-485, is designed to facilitate communication between USB and RS-422/485 interfaces. It is equipped with a Silicon Laboratories CP2102 chipset and is compliant with USB 1.0, 1.1, and 2.0 standards.

USB Specifications: The converter features a USB type A connector and supports full-speed data transfer at 12 Mbps.

Serial Port Specifications: It includes one terminal block port supporting both RS-422 and RS-485 protocols. The RS-422 configuration includes RxD+, RxD-, TxD+, and TxD- lines, while RS-485 uses Data+ and Data- lines. The device can auto-detect between RS-422 and RS-485 and includes surge protection for both.

Buffer and Baud Rate: The converter has a receive buffer of 576 bytes and a transmit buffer of 640 bytes. It supports baud rates ranging from 300 to 230.4 Kbps with flow control options of X-On/X-Off or hardware control.

Driver Support: Compatible with Windows 98SE, 2000, XP, Server 2003, Mac OSX, OS9, and Linux 2.4/2.6.

Power and Dimensions: The device is powered via USB bus power (5V) and measures 55 x 40 x 25 mm, weighing 35 grams.

Environmental Specifications: It operates within a temperature range of 0 to 60℃ and can be stored between -20 to 85℃. The device can handle humidity levels from 5% to 95% RH.

Catalog excerpts

USB Chipset : Silicon Laboratories CP2102 Compliant : USB 1.0 , 1.1 , 2.0 Connector : USB type A Baud Rates : Full speed 12 Mbps Serial Port Port : 1 port ( Terminal Block ) RS-422 : RxD+ , RxD- ,TxD+ , TxD- , RS-485 : Data+ , DataRS-422 , RS-485 Auto Detect RS-422 , RS-485 Surge Protect 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 ) Dimension Size : 55 * 40 * 25 mm ( W * D * H ) Weight : 35 gm Environment Operating Temp : 0~60℃ Storge Temp : -20 to 85℃ Humidity : 5~95 % RH

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