Advertisement
VRD-485 RFID READER WITH RS-485 INTERFACE
Revision number: 1.01
Review date: 1 December, 2021
PURPOSE OF THE DOCUMENT
This Technical Guide is intended for studying of VRD-485 RFID reader with RS-485 interface. It contains
basic information regarding its technical characteristics, connection scheme and configuration.
Due to a reason that VRD-485 RFID reader with RS-485 interface is constantly being developed in direction
of improvements of their possibilities, changes are possible in its final version, which is not described in
given Technical Guide.
During the system development process given Technical Guide will be also expanded and updated and new
chapters will be added. Latest version of this Technical Guide can be downloaded from the VRD-485 RFID
reader with RS-485 interface web-page: https://www.technotrade.ua/vrd-e-card-reader.html.
Due to a reason that VRD-485 RFID firmware is constantly being developed in direction of improvement of
its possibilities, changes are possible in final version, which are not described in given Technical Guide.
During the system development process given Technical Guide is also expanded and updated and new
chapters are added. Latest version of this Technical Guide can be downloaded from the VRD-485 RFID web-
page: https://www.technotrade.ua/vrd-485-reader.html.
Technotrade LLC hereby permits reproduction of this document as may be required by any of the
customers or OEMs wishing to use it.
This document has been carefully prepared and is believed to be accurate. However, Technotrade LLC, its
employees and its agents do not assume responsibility for its use either directly or indirectly. Technotrade
LLC shall not be liable for technical or editorial errors or omissions which may appear in this document.
Technotrade LLC reserves a right to make changes to this document at any time without notice. Prospective
users of this document should contact Technotrade LLC at the time they wish to use VRD RFID reader
together with their products to become aware of any updates that may apply.
In case if you find any mistakes, omissions in this document or have any suggestions on improvements to
this document, please feel free to e-mail them to our support mailbox: support_1a@technotrade.ua. We
will be grateful to you for this valuable information.
All technical questions regarding the VRD-485 RFID reader are welcome to be asked on support mailbox:
support_1a@technotrade.ua. Our support team will be glad to help you.
Also, you can call to us or visit us on:
Technotrade LLC
Ukraine, 04114 Kiev, Priorska str. 10, office 1
Tel: +38-044-502-46-55, +38-044-502-46-77
Web:
www.technotrade.ua
Mail:
mail@technotrade.ua
www.technotrade.ua
page 4 from 13
Advertisement
