Last Updated
：2025/11/30
OPC HDA
Proper noun
abbreviation
alt-of
initialism
Japanese Meaning
OPC HDAは「OPC Historical Data Access」の略で、OPC Foundationが定める標準群の一つです。これらの標準は、COM（コンポーネントオブジェクトモデル）規格を利用して、デバイス（例：データベース）や履歴データを提供するアプリケーション間でのデータ通信を実現するための仕様を定めています。
Quizzes for review
(communication, programming) Initialism of OPC Historical Data Access (group of standards of the OPC Foundation that provides COM specifications for communicating data from devices, like databases, and applications that provide historical data.)
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OPC HDA
Our data historian now supports OPC HDA for reliable retrieval of time-series data.
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Our data historian now supports OPC HDA for reliable retrieval of time-series data.
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