ACFA PSIM software package contains following subsystems:

1. AxACFA.
2. Security Fire Systems (FSA).
3. Access Control Systems (ACS).
4. Combined AC/FA Systems.
5. Perimeter Intrusion Detection Systems (PIDS).
6. Control readers.
7. Application software (Service modules).
8. Geotracking systems.
9. Other detectors.
10. Security equipment.
11. Obsolete.

Each subsystem includes integration modules of corresponding devices. Service modules are modules designed to facilitate operation of integration modules.