Industrial Automation Co. is NOT an Authorized Rockwell Distributor - we have our own unique inventory and sourcing relationships. Review our Reseller notice, here.

The Allen-Bradley 1771-VHSCK PLC 5 Very High-Speed Counter Module is engineered for advanced high-speed counting in a variety of industrial applications. It fits into a single 1771 I/O chassis slot and supports four selectable input modes, including Continuous/Rate, Period/Rate, Double Phase Encounter, and 1 Phase Counter modes, with input frequencies reaching up to 1 MHz. Additionally, this module features a conformal coating for enhanced durability and is compatible with PC-based systems via block transferability, ensuring robust and reliable performance.