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This listing is for a USED Allen‑Bradley 1753‑IB20XOB8/A GuardPLC distributed safety I/O module. The 1753‑IB20XOB8 provides a combination of 20 safety‑rated digital inputs and 8 safety‑rated digital outputs for GuardPLC safety control systems. It is designed for use in functional safety applications requiring reliable monitoring and control of safety devices such as emergency stops, light curtains, and safety relays.
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