Cinncinati Milacron 3-531-2989A Input Circuit Board

Compact input interface board designed for Cincinnati Milacron CNC systems, accepting contact inputs and relaying signals to the control logic. Model Number: 3‑531‑2989A (also referenced as 35312989A) Function: PC contact input board for CNC control systems Compatibility: Cincinnati Milacron Acramatic/Big Blue/850/900 series CNC controllers Board Type: Digital input module (accepts contact closures) Mounting Style: Rack/chassis mount via edge connector Connectors: PCB edge connector interfacing with CNC backplane Input Voltage: Contact inputs (PLC-level 5–24 VDC logic) Status Indicators: On-board LEDs indicating input status per channel Firmware/Revision: Multiple revisions exist (e.g., Rev C) Dimensions: Standard control board size (approx. 150 × 100 mm) Weight: Approximately 1 lb (0.45 kg) Please review pictures carefully and let us know if you have any questions!