If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. Honeywell CC-PUIO31 51454220-176 Universal I/O Modules Introduction The Honeywell CC‑PUIO31 51454220‑176 Universal I/O Module is a versatile signal interface designed for the Honeywell C300 distributed control system (DCS). This module combines analog, digital, and pulse I/O capabilities in *Your Name: *Your Email: *Your Name: *Vdcode: Submit