Our website has been renewed!

Firmware for DP-581H download

Software License Agreement

It is required to review the following license agreement before the software is downloaded. We will be deemed that the customer has to agree to the terms and conditions of the license agreement when the software had been downloaded by the customer. Please note that it is not possible to download or use the software if the customer does not agree to it.

Downloading Files

Ver.1.02 (Latest version)

Date of updated13 Oct, 2021
Supported ProductsDP-581H
Downloading filesSoftwareDP-581H_FU(v102).zip (16,315KB)

Revision History


  1. Fixed the problem that data is not printed, and blank papers are fed, if an external paper feed signal is input to the GL for printing when the DP-581H is connected to the GL series.


  1. Supports wireless LAN connection.
  2. Each data logger model is supported by the following firmware versions.
    GL980 / 2000 (wireless LAN connection via wired LAN): Firmware V1.30
    GL840 (wireless LAN connection via wired LAN / wireless LAN connection): Firmware V1.50
    GL240 (wireless LAN connection): Firmware V1.50


  1. Initial Version