R911394655 (MSK100A-0200-NN-S1-AP0-NNNN)

The optical singleturn encoder provides absolute position within one revolution via the Hiperface protocol for enabling deterministic startup without homing moves. Its 128 signal periods improve interpolation fidelity for smooth servo loops and low quantization error.

The higher phase inductance attenuates PWM ripple for easing current-loop noise and torque ripple at the expense of upper-bandwidth response. Its proper current-loop tuning and DC-link design exploit this to achieve stable, low-distortion torque production under dynamic loads.

The connector orientation affects cable routing, bend radius and EMC layout relative to the encoder connector. It follows Rexroth standardized connection scheme across MSK frame sizes to maintain shielding continuity and thermal relief.

The keyed shaft simplifies torque transmission to standard hubs and couplings while preventing slip under transient peaks. For high-precision backlash control or frequent reversals, a shrink-fit or keyed/serrated alternative may reduce micro-motion.

The Hiperface is a widely supported absolute feedback interface for easing pairing with compatible drives and simplifying parameter readout during commissioning. Its standardized diagnostics and status bits accelerate troubleshooting across mixed-vendor motion stacks.