User manual
Voltsoft User Manual    Version 2.4 
111 
6.12.8  DL191A – Graph View 
Our graph supports the following operations 
6.12.9  DL191A – Web Interface 
Please refer to section 5.6 on how to launch the web interface. 
The web interface for DL191A is the same as Windows version, except the download data can 
only have 10,000 readings in a single download. 
1 
Mouse wheel 
Zoom-in / Zoom-Out 
2 
Mouse click and drag 
Zoom-in 
3 
Shift + mouse click 
Pan 
4 
Mouse over on point 
Display reading values 










