The Yokogawa DV91*A is a display module used in industrial automation settings.

It is part of a larger control system, such as a Distributed Control System (DCS) or a Human Machine Interface (HMI).

• Industrial Organization (I/O) Model:In economics, the Industrial Organization (I/O) Model is a framework for analyzing the behavior of firms in an industry. It focuses on the external environment of firms, such as market structure, technology, and government regulation.
• Input-Output Model:In economics, an Input-Output Model is a mathematical representation of the flow of goods and services between different sectors of an economy. It is used to analyze the impact of changes in one sector on the rest of the economy.