UNI-T UT181A True RMS Datalogging Meter User Manual
- June 5, 2024
- UNI-T
Table of Contents
UNI-T UT181A True RMS Datalogging Meter
Installation
System Requirements
To Install this software,your computer should contain:
- Pentium 1G-megahertz (MHz) processor or faster
- At least 1GB of RAM
- At least 2GB of available space on the hard disk
- USB 2.0 / 3.0 Port(s)
The software only supports the following operating systems: Windows with version no lower than Vista
Install software
- Insert the installation CD-ROM into your computer.
- The menu will be opened automatically (if installation doesn’t start immediately, double-click autorun.exe in your CD-ROM directory).
Launch the software
To start the application, please go to Start Menu->All Programs->DMM
Main screen of the software is as follows:
| 1 | Main menu area | Users can access different functions through the main menu. |
|---|---|---|
| 2 | Toolbar area | Users can access different functions through the Toolbar. |
| 3 | Display area | Shows the current measured value. |
| 4 | Command area | Users can send command to device. |
| 5 | Record area | Display the measure data in list form. |
| 6 | Measure chart area | Display the measure data in a graphical format. |
Using the software
Click connected to the PC and meter will automatically start taking measurements(Before connection, make sure you have enabled its data transmission function).
Main menu area
| 1 | File -> Options | Setting the software. |
|---|---|---|
| 2 | File -> Exit | Exit the software. |
| 3 | Device -> Connect | Connect/Disconnect device. |
| 4 | View -> XXXX | Show/Hide Child window. |
| 5 | Help -> Manual | User manual. |
Fast bar area
Setting the software
| 1 | Sample Points | Instruct the recorder to take a finite number of readings. |
|---|---|---|
| 2 | Sample Rate | Instruct the recorder to readings at a specific rate. |
| 3 | Skip repeat Reading | System will not record a duplicate reading if this |
option was
checked.
---|---|---
Display area
Shows the current measured value.
Command area
Change the secondary function
- Save Menu
- Display stored data
1| Toolbar area| Refer to 3.4.1.1.1.1
---|---|---
2| Information area| Display the quantity of the stored data and set the number of
data to be displayed on each page when load stored data
3| Display area| Display the loaded stored data
3. Toolbar area
4. Record Menu 
5. New Record Data Settings
Press to begin recording new record data
6. Display Record Data
1| Toolbar area| Refer to 3.4.1.2.2.1
---|---|---
2| Description area| Display the description of record data
3| Chart area| Display record chart, refer to 3.4.1.2.2.2
7. Toobar area
8. Zoom in on Record Chart
Zoom in: Press down the left mouse button and drag it to lower right, and then
release at a proper position. See figure below: 
Restoration: Press left mouse button and drag it to upper left, and then
release at a proper position. See figure below: 
- Change the measure mode
Select mode first, then click to shift.
Change the Range
Select range from the drop-down list
Record area
