MTS Series 793 Utility Software - Manual (Page 107)

For Aero ST controllers
The Controller Options window displays only the Controller Attributes tab.
Note:
The Controller Type for FlexTest SE Controllers is always set to Independent. Aero ST
Controllers may be set to either Master, Dependent, or Independent.
Controller Attributes tab
Multi controller considerations
Important:
Ensure that the ID of each Controller you plan to use in a network is unique before changing
it.
You can use Controller ID to examine and change the Controller’s ID.
MTS Series 793 Utility Software 93
Controller Management Tool