TAC I/NET 7756 Process Control Unit Manual

This document details the TAC I/NET 7756 Process Control Unit (PCU), a peer-to-peer LAN-based controller for direct digital control and monitoring of process functions in commercial, institutional, and industrial applications. It describes the controller's hardware design, features such as adaptive PID algorithms, universal inputs, downloadable firmware, and control functions including demand limiting, event-initiated control, and high-resolution look-up tables.