ABB Robotics IOP-03, E-31696 Encoder Board is an ABB industrial control board identified as 3E 031696 (E-31696) in spare-parts catalogs and listed as the Encoder Board IOP-03 for ABB robotics equipment. As an encoder board, it interfaces with motor encoders to supply feedback to compatible ABB controllers, enabling precise motion sensing and closed-loop control in ABB automation systems. In practice, the 3E 031696 designation links this module to ABB’s enclosure and spare-parts ecosystem, helping technicians locate the exact replacement part within legacy and ongoing service workflows.
