Description

The ABB 086349-002 is a high-performance Circuit Board designed primarily for ABB Accuray Quality Control Systems (QCS) and legacy MPRC controllers. Serving as the Stepping Linear Control Module, this PCB is responsible for the precise positioning and movement of scanning frames, profiling actuators, and measurement heads in continuous process lines. Whether controlling basis weight slices in paper machines or die bolts in plastic extrusion, the 086349-002 ensures micron-level accuracy in actuator positioning. Featuring robust driver circuitry, advanced signal isolation, and diagnostic feedback loops, this board is critical for maintaining the stability and responsiveness of automated quality control loops in demanding industrial environments.

Application Scenarios

In a large-scale paper mill, the Basis Weight Control System (utilizing an ABB Accuray scanner) began experiencing erratic scanning frame movements, causing gaps in the quality profile data and resulting in off-spec paper production. Diagnostics traced the fault to a failing control board within the scanner’s drive cabinet. The maintenance team replaced the faulty unit with an ABB 086349-002 circuit board. Upon installation, the 086349-002 immediately restored smooth, synchronized linear motion to the scanning frame. The precise stepping control allowed the system to resume accurate cross-directional profiling, reducing paper waste by 15% within the first shift and demonstrating the 086349-002’s vital role in maintaining product quality and operational efficiency.