RS-485: Imported from Wikipedia (overwrite)

2026-05-02T19:06:59Z

Imported from Wikipedia (overwrite)

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This is a list of [[communication protocol]]s 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-Interface|AS-i]] – Actuator-sensor interface, a low level 2-wire bus establishing power and communications to basic digital and analog devices
*[[Bristol Standard Asynchronous Protocol|BSAP]] – Bristol Standard Asynchronous Protocol, developed by Bristol Babcock Inc.
*[[CC-Link Industrial Networks]] – Supported by the CLPA
*[[Common Industrial Protocol|CIP]] (Common Industrial Protocol) – can be treated as application layer common to [[DeviceNet]], [[CompoNet]], [[ControlNet]] and [[EtherNet/IP]]
*[[ControlNet]] – an implementation of [[Common Industrial Protocol|CIP]], originally by [[Allen-Bradley]]
*[[DeviceNet]] – an implementation of [[Common Industrial Protocol|CIP]], originally by [[Allen-Bradley]]
*[[DF-1 Protocol|DF-1]] - used by [[Allen-Bradley]] ControlLogix, CompactLogix, PLC-5, SLC-500, and MicroLogix class devices
*[[DNP3]] - a protocol used to communicate by industrial control and utility SCADA systems
*[[DirectNET Protocol|DirectNet]] – Koyo / Automation Direct proprietary, yet documented PLC interface
*[[EtherCAT]]
*[[Ethernet Global Data Protocol|Ethernet Global Data (EGD)]] – [[GE Fanuc Automation North America, Inc.|GE Fanuc]] [[Programmable logic controller|PLCs]] (see also [[Service Request Transport Protocol|SRTP]])
*[[EtherNet/IP]] – IP stands for "Industrial Protocol". An implementation of [[Common Industrial Protocol|CIP]], originally created by [[Rockwell Automation]]
*[[Ethernet Powerlink]] – an open protocol managed by the Ethernet POWERLINK Standardization Group (EPSG).
*[[Factory Interface Network Service|FINS]], [[Omron]]'s protocol for communication over several networks, including Ethernet.
*[[FOUNDATION fieldbus]] – [[Foundation Fieldbus H1|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
*[[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
*[[Multi-Point Interface|MPI]] – [[Multi Point Interface]]
*[[Open smart grid protocol|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<ref>{{cite web|url=http://www.opto22.com/site/documents/drilldown.aspx?aid=1941&title=Optomux+Protocol+Guide |title=Optomux Protocol Guide |publisher=Opto22.com |date=2012-01-08 |accessdate=2012-09-01}}</ref> and over time used for industrial automation applications.
* Process Image Exchange Protocol (PieP) – An Open [[Fieldbus]] Protocol
*[[Profibus]] – by PROFIBUS & PROFINET International (PI)
*[[PROFINET]] - by PROFIBUS & PROFINET International (PI)
*[[RAPIEnet]] – Real-time Automation Protocols for Industrial Ethernet
*[[SDS Protocol|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
*[[Service Request Transport Protocol|GE SRTP]] – [[GE Fanuc Automation North America, Inc.|GE Fanuc]] [[Programmable logic controller|PLCs]]
*[[Sinec H1]] – [[Siemens AG|Siemens]]
*[[SynqNet]] – [[Danaher Corporation|Danaher]]
*[[TTEthernet]] – [[TTTech]]

==Industrial control system protocols==
{{main|Industrial control system}}
*[[Data Distribution Service]] from the [[Object Management Group]]
*[[EPICS]] Channel Access and PV Access (PVA), particle accelerator control system framework
*[[MTConnect]]
*[[OPC Unified Architecture]]
*[[Open Platform Communications]], formerly OLE for process control

==Building automation protocols==
{{main|Building automation}}
*[[1-Wire]] – from Dallas/Maxim
*[[BACnet]] – for Building Automation and Control networks, maintained by [[ASHRAE]] Committee SSPC 135.
*[[BatiBUS]] - merged to KNX
*[[C-Bus (protocol)|C-Bus]] Clipsal Integrated Systems Main Proprietary Protocol
*[[CC-Link Industrial Networks]], supported by [[Mitsubishi Electric]]
*[[Digital Addressable Lighting Interface|DALI]] - Digital Addressable Lighting Interface specified in IEC 62386.
*[[Digital Serial Interface|DSI]] - Digital Serial Interface for the controlling of lighting in building, precursor to DALI.
*[[Dynalite#Communications|Dynet]] - lighting and automation control protocol developed in Sydney, Australia by the company Dynalite
*[[Device Automation Bus|DAB]] – Automation protocol for consumer electronic TV device automation
*[[EnOcean]] – Low Power Wireless protocol for energy harvesting and very lower power devices.
*[[European Home Systems Protocol]] (EHS) - merged to KNX
*[[European Installation Bus]] (EIB) named also [[Instabus]] - merged to KNX
*[[INSTEON]] - SmartHome Labs Pro New 2-way Protocol based on Power-BUS.
*[[KNX (standard)|KNX]] – Standard for building control. Previously Batibus/EHS/EIB
*[[LonTalk]] – protocol for [[LonWorks]] technology by [[Echelon Corporation]]
*[[Modbus]] RTU or ASCII or TCP
*[[oBIX]] - Open Building Information Exchange is a standard for [[RESTful]] Web Services-based interfaces to building control systems developed by [[OASIS (organization)|OASIS]].
*[[Universal powerline bus|UPB]] - 2-way Peer to Peer Protocol
*[[Very Simple Control Protocol|VSCP]] - Very Simple Control Protocol is a free protocol with main focus on building- or home-automation
*[[XAP Home Automation protocol|xAP]] – Open protocol
*[[X10 (industry standard)|X10]] – Open standard for communication among electronic devices used for home automation (domotics)
*[[Z-Wave]] - Wireless RF Protocol
*[[Zigbee]] – Open protocol for Mesh Networks

==Power system automation protocols==
{{main|Power system automation}}
*[[DNP3]] – Distributed Network Protocol
*[[IEC 60870-5]]
*[[IEC 61850]]
*[[IEC 62351]] – Security for IEC 60870, 61850, DNP3 & ICCP protocols

==Automatic meter reading protocols==
{{main|Automatic meter reading}}
*[[IEC 61107#Protocols|ANSI C12.18]]
*[[IEC 62056|DLMS/IEC 62056]]
*[[IEC 61107#Protocols|IEC 61107]]
*[[Meter-Bus|M-Bus]]
*[[Open Metering System|OMS]]
*[[Zigbee Smart Energy 2.0]]
*[[Modbus]]
*[[ANSI C12.21]]
*[[ANSI C12.22]]

==Automobile / Vehicle protocol buses==
*[[Controller Area Network]] (CAN) – an inexpensive low-speed serial bus for interconnecting automotive components
*[[FlexRay]] – a general purpose high-speed protocol with safety-critical features
*[[IDB-1394]]
*[[IEBus]]
*[[J1708]] – RS-485 based SAE specification used in commercial vehicles, agriculture, and heavy equipment.
*[[J1939]] and [[ISO 11783|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 cable|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)
*[[UAVCAN]] - a lightweight protocol for in-vehicle communication over CAN or Ethernet

==See also==

* [[Lists of network protocols]]
* [[Protocol converter]]
* [[Serial communication]]
* [[Vehicle bus]]

==References==
{{Reflist}}

{{List of Automation Protocols}}

[[Category:Industrial Ethernet]]
[[Category:Control engineering]]
[[Category:Lists of network protocols|automation]]

List of automation protocols - Revision history

RS-485: Imported from Wikipedia (overwrite)