This document describes the features and characteristics of the H2U-3232MRAX product, including analog module, I/O module, communication interface, and expansion module.
This manual provides an overview of the H2U series PLC from Inovance, describing its main features such as large program memory, high‑speed multi‑channel I/O, and built‑in communication ports. It also references related programming guides and software.
Detailed sections cover safety precautions, design considerations, installation and wiring guidelines, as well as startup and maintenance procedures. A warranty card and contact information are included at the end of the document.
| Program memory capacity | up to 24K steps |
|---|---|
| Maximum number of programs | 128 programs |
| Sub‑interrupt subroutines | 21 sub‑interrupt subroutines |
| Power‑supply capability | directly powers sensors, HMI, relays |
| Communication ports | Two independent ports, MODBUS master & slave |
The PLC can support up to 128 programs.
The manual uses the symbols DANGER, WARNING, and CAUTION to indicate hazard levels.
The PLC includes MODBUS master and slave communication protocols.
All external power supplies must be turned off before any wiring or installation.