The SPMD1404 is a universal digital I/O module designed for industrial automation and control applications. It is part of the Unidrive SP family of high-performance drives, where "SPM" stands for "Solution Platform Modular." The module is used within the Unidrive SPM series AC drive power systems, functioning as a speed controller with variable speed and regenerative capabilities. It supports a single axis configuration and is compatible with 3-phase power supplies operating at 380-480VAC (+/-10%). The SPMD1404 has a compact form factor with dimensions approximately 3.6 x 15.9 x 13 cm and weighs around 0.7 kg. It is suitable for integration into complex automation setups requiring precise digital I/O management.

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