The FreeWave IOEX‑4422 is a compact yet powerful I/O expansion module designed for industrial and remote‑automation systems. It provides 12 additional channels: 4 universal, 4 input‑only, 2 isolated digital inputs, and 2 isolated digital outputs. It is certified for Class I Division 2 hazardous locations and built to operate in harsh environments. This module is tailored for SCADA, remote telemetry, and edge‑control networks.
Key features include:
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Adds 12 I/O channels for legacy or modern systems (4 universal, 4 input‑only, 2 isolated inputs, 2 isolated outputs)
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Support for analog inputs, digital I/Os and sensor power in one module
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Certified for hazardous environments with operating range –40 °C to +75 °C
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Modular stacking capability: up to 15 expansion modules can be connected to a base to scale I/O counts
Whether you’re scaling out field telemetry, enabling wireless I/O networks, or expanding legacy control systems, the IOEX‑4422 offers flexible, rugged and scalable I/O performance for your automation architecture.
