User manual
IEC61131 User and Reference Manual 
April 22, 2008     
6 
ISaGRAF 3.5 Licensing 
The ISaGRAF Workbench 3.5 provides two types of licenses, a software license and a 
hardware license. If you are using a Hardware License see the section Install Sentinel 
Driver and Key.  
The ISaGRAF License Manager is used to enable the I/O variable capacity used in projects 
and to enable the features not supported in the Demo Mode. The following sections of this 
user manual describe the ISaGRAF License Manager. The License Manager is used to: 
  Install an ISaGRAF license on a personal computer. 
  Transfer a license from one personal computer to another. 
  Remove an ISaGRAF license from a personal computer. 
Installing ISaGRAF License 
The following procedure describes how to permanently license your copy of ISaGRAF 3.5. 
All licensing functions are done using the ISaGRAF License Manager. 
To open the License Manager: 
  From the Windows Start menu select Programs then select the ISaGRAF 3.5 program 
group and then select Licensing. 
The License Manager dialog will be displayed as shown below. 










