(Full Manual and additional information and the bottom of this page).
The latest versions of the DWSR102U (operator with Spring) and the DWPS102U (operator without Spring) now come with a free Bluetooth programming app, you can programme the operator with or without this.
These videos show the DWSR102U operator mounted on the pull side with a sliding arm. Your installation may require mounting on the push side with an articulated arm. The arm supplied is a universal arm that can be made to be a sliding or articulated arm.