Cable routing for a stepper drive link
The VW3S8202R50 is a shielded connecting cable, 5 m long, purpose-built to carry pulse/direction signals between a Schneider SD326 stepper drive and an external impulse generator. One end terminates in a 24-pole Molex SD326 connector that mates directly to the drive; the other end is open flying leads for wiring into the external generator or controller. The 24 V control circuit voltage on the cable matches the standard logic supply on most stepper drives and PLC outputs, so no level shifting is needed at the generator end.
Why the shielding matters on this run
Pulse/direction signals are edge-triggered — a missed or extra edge from electrical noise causes a position error that accumulates over the move profile. The shielded construction on this cable attenuates coupled noise from nearby motor power cables or VFD output lines. At 5 m, this cable covers the typical distance between a cabinet-mounted drive and a panel-door-mounted impulse generator or remote indexer. Longer runs would need a differential line driver; at this length the single-ended pulse train stays clean if the shield is bonded at the drive end only.
Sourcing and lifecycle status
Classified as a connecting cable under Motor Control Accessories (category US1PC5518286), it ships one unit per package.