Thursday, October 30, 2025
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OPC - OLE (Object Linking and Embedding) for Process Control :: The Industrial Interoperability Standard

Industrial Automation and Control Systems
Knowledge Base

Automation Media's recommended most important key terminologies you need to know if you work in Automation, Controls, Brilliant Manufacturing, Operational & Industrial Intelligence or IoT etc.
Regardless of vendor(s) you are dealing (Allen Bradley, GE Fanuc, Siemens, Modicon, Mitsubishi, Omron, Automation Direct etc), here are key terms you must know if you are in this field.


21 CFR Part 11 - What is it?
ActiveX - What is it?
API
Application Program Interface
Argument
Array
ASCII
Asynchronous
Bandwidth
Baud
Binary
Bit
BLOB
Bluetooth Technology - What is it?
BPS
Buffering
Byte
Carrier Sense
CAT5 Ethernet Cable
Central Processing Unit
Channel
Collision
COM - What is it?
COTS
CPU
CRC
Crossover Cable
CTS (Clear to Send)
Cyclical Redundancy Check
Database
Datablock or Poll Record
DCE (Data Communication Equipment)
DCOM - What is it?
DDE
DDE - What is it?
Demodulation
DF1
DH+ - What is it?
DigiBoard
DOX (Data Operated Transmit)
Dribble Bit
DSSS (direct sequence spread spectrum)
DTE (Data Terminal Equipment)
Duplexer
Electronic Signatures - What is it?
Ethernet Encapsulation
FHSS (Frequency Hopping Spread Spectrum)
Fiber Optic Cable
Flow Control
FM (Frequency Modulation)
Full Duplex
Full Duplex Repeater
Gain
GHz (Gigahertz)
GNU - What is GNU?
GPS (Global Positioning System)
Half Channel
Half Duplex
Handshaking
HART
Host Computer, Host
Hot Standby
Hz (Hertz)
I/O (Input/Output)
IO Driver - How it works?
Isotropic
kHz (Kilohertz)
LED
link
MHz (Megahertz)
Modem
Modulation
MTBF (Mean Time Between Failures)
Multi-Path Fading
ODBC - Client Support
ODBC - Data Source
ODBC - Database Layer
ODBC - Listener Processes
ODBC - Network Layer
ODBC - ODBC Administrator Program
ODBC - ODBC Application
ODBC - ODBC Architecture (Multiple Tier)
ODBC - ODBC Architecture (Single Tier)
ODBC - ODBC Architecture (Typical)
ODBC - ODBC Driver
ODBC - ODBC Driver Manager
OEM
OLE - What is it?
OLE Automation - What is it?
Online Diagnostics
OPC
OPC - Benefits
OPC - Benefits to Users
OPC - Benefits to Vendors
OPC - Browse
OPC - Can OPC implement safe shutdowns?
OPC - Component Object Model
OPC - History
OPC - How is OPC going to improve my bottom line?
OPC - What is it?
OPC - What is OPC Client?
OPC - Who should care about OPC?
OPC - With the DCOM, how does it handles the remote server being disconnected problem?
Overhead
Packet
PLC (Programmable Logic Controller)
Point-Multipoint
Point-to-Point
Poll Record or Datablock
Polling
Portlets
PTT (Push To Talk)
Refarming
Reflective Memory
Remote Terminal
Repeater
Response Time
RS-232
RS232 Data Interface
RTS (request to send)
RTU (Remote Terminal Unit)
SAP - What is SAP?
SCADA
Simplex
Spread Spectrum
Store and Forward
Synchronous
Telemetry
Thermocouple - How do I choose a Type?
Thermocouple - What is it?
Thermocouple B-Type
Thermocouple E-Type
Thermocouple J-Type
Thermocouple K-Type
Thermocouple N-Type
Thermocouple T-Type
Throughput
Transparent
UHF (Ultra High Frequency)
VHF (Very High Frequency)
VoIP Codec - How to choose?
VoIP Technology - What is it?
VSTO - What is it?


Most Viewed
Top 20 - Industry Terms ....

Database (453867)
CPU (146194)
OPC - Component Object Model (140856)
Application Program Interface (116274)
CRC (108208)
DF1 (78722)
OPC - Benefits to Users (73104)
RTU (Remote Terminal Unit) (70816)
OPC - What is it? (67457)
DCOM - What is it? (66131)
Buffering (65873)
SCADA (64532)
HART (64292)
API (63615)
OPC - What is OPC Client? (63520)
Central Processing Unit (63412)
VSTO - What is it? (62461)
ODBC - ODBC Driver (61332)
ODBC - ODBC Architecture (Typical) (61258)
ODBC - Data Source (61137)
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