Human-Machine Interface

A human-machine interface is the hardware or software through which an operator interacts with a controller. It can be a physical control panel with buttons and indicator lights, or an industrial PC with a color graphics display running dedicated HMI software.

Source checked2/2 values · 2026-10-25System

Specification

1 source

Kind	system
Origin	NIST SP 800-82r3 (from NISTIR 6859)

Study notes

Source: NIST SP 800-82r3, from NISTIR 6859.
HMI implementations range from physical control panels to industrial PCs with dedicated HMI software.