RKC Rex B Series HMI Connection Manual

This document provides connection instructions and communication settings for the RKC Rex B Series temperature controller when interfacing with Delta DOP Series HMIs via RS-422. It details wiring pin assignments for various DOP models, factory communication parameters (9600 baud, 7 data bits, even parity, 2 stop bits), and defines the PLC read/write address mapping for registers and contacts, including temperature values, alarm statuses, and control parameters.