Glossary

Contains

Term	Definition
OPCDA	OPC Data Access specifications for communicating real-time and continuous data from historians to other systems. In ThinkIQ’s case, a gateway uses this protocol to receive/read data from a historian.
OPCUA	OPC Unified Architecture. A machine to machine communication protocol for industrial automation developed by the OPC Foundation. see industrial automation on Wikepedia.
Outflow	Movement of material out of a Material Account.