List of automation protocols
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This is a list of communication protocols used for the automation of processes (industrial or otherwise), such as for building automation, power-system automation, automatic meter reading, and vehicular automation.
Process automation protocols
- AS-i – Actuator-sensor interface, a low level 2-wire bus establishing power and communications to basic digital and analog devices
- BSAP – Bristol Standard Asynchronous Protocol, developed by Bristol Babcock Inc.
- CC-Link Industrial Networks – Supported by the CLPA
- CIP (Common Industrial Protocol) – can be treated as application layer common to DeviceNet, CompoNet, ControlNet and EtherNet/IP
- ControlNet – an implementation of CIP, originally by Allen-Bradley
- DC-BUS – communication over DC power lines, originally by Yamar Electronics Ltd
- DeviceNet – an implementation of CIP, originally by Allen-Bradley
- DF-1 - used by Allen-Bradley ControlLogix, CompactLogix, PLC-5, SLC-500, and MicroLogix class devices
- DirectNet – Koyo / Automation Direct proprietary, yet documented PLC interface
- Ethernet Global Data (EGD) – GE Fanuc PLCs (see also SRTP)
- EtherNet/IP – IP stands for "Industrial Protocol". An implementation of CIP, originally created by Rockwell Automation
- Ethernet Powerlink – an open protocol managed by the Ethernet POWERLINK Standardization Group (EPSG).
- FINS, Omron's protocol for communication over several networks, including ethernet.
- FOUNDATION fieldbus – H1 & HSE
- HART Protocol
- HostLink Protocol, Omron's protocol for communication over serial links.
- Interbus, Phoenix Contact's protocol for communication over serial links, now part of PROFINET IO
- IO-Link, for sensors, actuators and such
- MECHATROLINK – open protocol originally developed by Yaskawa, supported by the MMA
- MelsecNet, and MelsecNet II, /B, and /H, supported by Mitsubishi Electric.
- Modbus PEMEX
- Modbus Plus
- Modbus RTU or ASCII or TCP
- OSGP – The Open Smart Grid Protocol, a widely use protocol for smart grid devices built on ISO/IEC 14908.1
- OpenADR – Open Automated Demand Response; protocol to manage electricity consuming/controlling devices
- Optomux – Serial (RS-422/485) network protocol originally developed by Opto 22 in 1982. The protocol was openly documented and over time used for industrial automation applications.
- PieP – An Open Fieldbus Protocol
- Profibus – by PROFIBUS International.
- PROFINET IO
- RAPIEnet – Real-time Automation Protocols for Industrial Ethernet
- Honeywell SDS – Smart Distributed System – Originally developed by Honeywell. Currently supported by Holjeron.
- SERCOS III, Ethernet-based version of SERCOS real-time interface standard
- SERCOS interface, Open Protocol for hard real-time control of motion and I/O
- GE SRTP – GE Fanuc PLCs
- Sinec H1 – Siemens
- SynqNet – Danaher
- TTEthernet – TTTech
- MPI – Multi Point Interface
Industrial control system protocols
Building automation protocols
- 1-Wire – from Dallas/Maxim
- BACnet – for Building Automation and Control networks, maintained by ASHRAE Committee SSPC 135.
- C-Bus Clipsal Integrated Systems Main Proprietary Protocol
- CC-Link Industrial Networks, supported by Mitsubishi Electric
- EnOcean – Low Power Wireless protocol for energy harvesting and very lower power devices.
- KNX – Standard for building control. Previously EIB/EHS/BATIBus
- LonTalk – protocol for LonWorks technology by Echelon Corporation
- Modbus RTU or ASCII or TCP
- S-BUS-Smart BUS protocol, open protocol for home automation
- xAP – Open protocol
- X10 – Open industry standard
- Z-Wave - Wireless RF Protocol
- ZigBee – Open protocol for Mesh Networks
- INSTEON - SmartHome Labs Pro New 2-way Protocol based on Power-BUS.
Power system automation protocols
- DNP3 – Distributed Network Protocol
- IEC 60870-5
- IEC 61850
- IEC 62351 – Security for IEC 60870, 61850, DNP3 & ICCP protocols
Automatic meter reading protocols
- ANSI C12.18
- DLMS/IEC 62056
- IEC 61107
- ZigBee Smart Energy 2.0
- ANSI C12.21
- ANSI C12.22
Automobile / Vehicle protocol buses
- Controller Area Network (CAN) – an inexpensive low-speed serial bus for interconnecting automotive components
- DC-BUS – physical layer for communication over DC power lines, originally by Yamar Electronics Ltd
- FlexRay – a general purpose high-speed protocol with safety-critical features
- J1708 – RS-485 based SAE specification used in commercial vehicles, agriculture, and heavy equipment.
- J1939 and ISO11783 – an adaptation of CAN for agricultural and commercial vehicles
- Keyword Protocol 2000 (KWP2000) – a protocol for automotive diagnostic devices (runs either on a serial line or over CAN)
- Local Interconnect Network (LIN) – a very low cost in-vehicle sub-network
- Media Oriented Systems Transport (MOST) – a high-speed multimedia interface
- Vehicle Area Network (VAN)