USB to Serial Converters

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Wuhan Maiwe Communication Co., Ltd. was established in 2001, committing to Industrial Ethernet Switches, EN50155 Switches, Embedded Communication Modules, Device Networking Products, Industrial Wireless Equipment and IIoT related products over 20 years. The products have penetrated into the power, rail transit, industrial automation, new energy, mining, military industry, environmental protection, petrochemicals and industrial controlling fields. Its main products support standard protocol like RSTP, MSTP, VRRP, EAPS, OSFP, Modbus and so on, also have obtained CE, FCC, RoHS, EN50155 and some other international certifications.
MWE820A
  • USB to RS485/ RS422 serial converter
Features and Benefits
  • USB to RS-485/RS-422 communication
  • USB port power supply
  • Plug-and-play
Online consultation
  • Overview
  • Specifications
  • Download
  • Ordering Information
Product Description

MWE820A is a USB to RS-485/RS-422 converter with power supply from USB port that no need external power supply. USB and RS-485/422 interface converter realizes the conversion between USB and RS-485/422 signals, so that the USB interface of the monitoring console can be connected with up to 4RS485/422 device communication, this plug-and-play USB solution is ideal for applications in the mobile, measurement and data acquisition industries.

Features and Benefits

-Fully compliant with USB 2.0 specification, support hot swap

-Support multiple operating systems such as WIN98/2000/XP/7, Apple OS8/OS9

-Support long-distance awoken and power manage

-Unique serial protection circuit, static & lightning & protection and surge suppression

-Built-in intelligent module, auto recognizes RS422/RS485 signal flow

-Industry level designing, preferred imported components and all surface adhibit technique

Technical parameters

Standard

Meet USBV1.0/2.0 standard; Compliant with EIA RS-232, RS-485, RS-422 standards

Interface

Interface form

USB: USB female

Industrial terminal block

Communication rate

Baud Rate

300bps~12Mbps

LEDs

Power indicator

POW(Red): Always lit when the power is connected normally

Serial port transceiver indicator light

Flashes when data is being sent or received

Power

Power Supply

Powered by the USB interface

Interface

USB female

Power consumption

≤1W

Physical Characteristics

Shell

DB9 plastic case

Dimension

66mm×13mm×26mm

Transmission distance

Serial port line

RS-232, 15m@9600bps

RS-422/RS-485, 1.2km@9600bps

Working Environment

Operating Temperature

-40°C~85°C

Storage temperature

-40°C~85°C

Ambient Humidity

5%~95%

Warranty

Warranty

5 Years

Certification

Certification

CE, FCC

NAME

VERSION

download

MWE820A Datasheet

Version 2.0

MWE820A User Manual

Version 1.1

Certification

MWE820A

USB←→RS485/422, terminal block interface type
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enquiry@maiwe.com

+86 27 87170217

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