Universal Robots ur3 - Page 41

All rights reserved 41 Servicemanual_UR3_en_rev3.1.2
 Select J5 (The one to be changed)
 Uncheck “Exchange IDs” box
 In dropdown box, select ID no. 3
 Press Set it
 Confirm Change ID
 After you have turned power on you can see the joint J5 has changed to J3.