DL350 Assistant Software


This software can be utilized for ScopeCorder DL350 data and setup file management by a PC.
Data files or setup configuration files stored in the DL350 SD card can be backed up with the press of a button.
Remote setting, start-stop control and setup file editing can also be easily done on the connected PC.


This software supports setup operations and on-site tasks of the DL350.
You can use this software to perform the functions listed below.

Function Overview
Load Setup File You can directly apply a DL350 setup file stored in the PC to the DL350.
DL350 Start/Stop You can start or stop measurement performed on the DL350.
Backup You can back up the data stored in the SD card or USB memory installed with the DL350 to the PC.
Transfer File You can transfer (copy) files bidirectionally between the DL350 and PC.
Edit Setup File You can edit the DL350 setup file stored in the PC.

System Requirement

Recommended Environment
Install this software on a PC having an environment where one of the OSs listed below runs.

Windows 7(32bit/64bit), Windows 8(32bit/64bit), Windows 8.1(32bit/64bit), and Windows 10(32bit/64bit)

Communication Interface
Ethernet 100BASE-TX/10BASE-T

DL350 Firmware and Software Version Compatibility Table

DL350 firmware version Version of this software
1.10 and later 1.10 and later
1.01 to 1.02 1.01 to 1.02
1.20 and later 1.20 and later

Revision History

Version Added Function
1.20 and later
  • CAN/CAN FD Monitor Module (720242) was added.
1.10 and later
  • A timeout setting was added to the duty cycle measurement of the FV setting on the frequency module.
  • The fast channel multiplexing function of the SENT monitor module is now supported.
  • A battery level check function was added.
  • GPS settings were organized into a table.
1.02 and later
  • Setting category items (Measure, Analysis) were added to Edit Setup File.
1.01 and later
  • New release



Please read Software Agreement carefully before downloading.


Version 1.20
Release Date May 30, 2018
File Name DL350AssistantSoftware_v1.20.zip 13.5 MB
Type Software* Registration is required to download.


* Software Agreement
  • The property rights, proprietary rights, intellectual property rights, and all other rights associated with the software are held by Yokogawa Test & Measurement Corporation.
  • Under no circumstances is any dumping, reverse compiling, reverse assembly, reverse engineering, or any other kind of alteration or revision of this software allowed.
  • This software is offered free of charge, but no unlimited warranties are made against any defects whatsoever.
  • Also, Yokogawa may not be able to accept inquiries regarding repair of defects in or questions about this software.
  • The contents of this software are subject to change without prior notice as a result of continuing improvements to the software's performance and functions.
  • Yokogawa bears no liability for any problems that may occur during download or installation of this software.
  • Use of the Yokogawa Web site is at the user's own risk.
  • Any parties contributing to the creation or distribution of the contents on the Yokogawa Web site shall bear no responsibility whatsoever for any damages occurring as a result of the use of said contents.

Downloading of the software indicates acceptance of the software agreement.

Related Products & Solutions

DL350 Portable ScopeCorder

A compact, battery-powered, touch screen instrument you can take into the field featuring the deep measurement and recording capabilities you need in the lab.