• Thumbnail for Modbus
    Modbus or MODBUS is a client/server data communications protocol in the application layer. It was originally designed for use with programmable logic controllers...
    38 KB (4,555 words) - 17:50, 17 April 2025
  • Fieldbus (section MODBUS)
    connect their programmable logic controllers (PLCs) called Modbus. In its first version Modbus used a two wire cable with EIA 485 UART signals. The protocol...
    54 KB (5,704 words) - 23:41, 9 March 2025
  • Thumbnail for Programmable logic controller
    owner. About this same time, Modicon created Modbus, a data communications protocol used with its PLCs. Modbus has since become a standard open protocol...
    40 KB (5,131 words) - 15:17, 10 May 2025
  • SCADA protocols include Modbus RTU, RP-570, Profibus and Conitel. These communication protocols, with the exception of Modbus (Modbus has been made open by...
    39 KB (4,750 words) - 10:51, 16 May 2025
  • MelsecNet II, /B, and /H, supported by Mitsubishi Electric. Modbus PEMEX Modbus Plus Modbus RTU or ASCII or TCP MPI – Multi Point Interface OSGP – The...
    8 KB (816 words) - 05:00, 31 March 2025
  • original on 2017-05-19. Retrieved 2017-05-19. "MODBUS/TCP Security Protocol Specification" (PDF). Modbus Organisation Inc. Retrieved 2019-07-25. Adams...
    320 KB (13,110 words) - 07:09, 13 May 2025
  • Thumbnail for DNP3
    inter-master station communications. Competing standards include the older Modbus protocol and the newer IEC 61850 protocol. While IEC 60870-5 was still under...
    9 KB (1,222 words) - 01:14, 3 April 2025
  • Thumbnail for Industrial Ethernet
    EtherCAT, EtherNet/IP, PROFINET, POWERLINK, SERCOS III, CC-Link IE, and Modbus TCP. Many industrial Ethernet protocols use a modified media access control...
    6 KB (712 words) - 15:15, 25 April 2025
  • x^{16}+x^{13}+x^{12}+x^{11}+x^{10}+x^{8}+x^{6}+x^{5}+x^{2}+1} CRC-16-IBM Bisync, Modbus, USB, ANSI X3.28, SIA DC-07, many others; also known as CRC-16 and CRC-16-ANSI...
    71 KB (5,843 words) - 04:20, 13 April 2025
  • Thumbnail for OSI model
    WebDAV SOAP OpenID REST API OAuth GraphQL ActivityPub Git DNS over HTTP HL7 Modbus WebSocket CoAP 6 Presentation ISO/IEC 8823 X.226 ISO/IEC 9576-1 X.236 MIME...
    54 KB (5,624 words) - 15:00, 1 May 2025
  • implement industrial control systems, including the most common versions of Modbus and Profibus. DH 485 is a proprietary communications protocol used by Allen-Bradley...
    23 KB (2,625 words) - 19:04, 6 November 2024
  • Thumbnail for Internet of things
    actuators found in IoT equipment, particularly those that use protocols such as Modbus, Bluetooth, Zigbee, or proprietary protocols, to connect to an Edge Gateway...
    189 KB (20,212 words) - 05:24, 10 May 2025
  • line of Macintosh portable computers by Apple Inc. Modbus Plus, an extended version of the Modbus serial communications protocol published by Modicon...
    2 KB (305 words) - 16:45, 24 October 2023
  • Thumbnail for Variable-frequency drive
    transmitting the intended speed over a communication protocol such as Modbus, Modbus/TCP, EtherNet/IP, or via a keypad using Display Serial Interface while...
    66 KB (6,898 words) - 04:26, 28 April 2025
  • Thumbnail for CAN bus
    buses – List of single collision domain electronic communication bus systems Modbus – Serial communications protocol MOST bus – High-speed multimedia network...
    78 KB (9,553 words) - 05:49, 13 May 2025
  • Thumbnail for Null modem
    themselves to short run serial communication through protocols such as DNP3, Modbus, and other IEC variants. The Electric, Oil, Gas, and Water Utilities are...
    14 KB (1,520 words) - 05:04, 6 December 2024
  • Protocol MIME (S-MIME), Multipurpose Internet Mail Extensions and Secure MIME Modbus MQTT Protocol Netconf NFS, Network File System NIS, Network Information...
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  • controlling multiple slaves. I2C and I3C may even have multiple masters on a bus. Modbus also uses a master device to initiate connection requests to slave devices...
    17 KB (1,671 words) - 02:20, 13 May 2025
  • systems can normally also support Foundation Fieldbus, PROFIBUS, HART, Modbus and other digital communication buses that carry not only input and output...
    20 KB (2,279 words) - 13:45, 7 September 2024
  • Thumbnail for Terminal server
    wiring. It can also be used with industrial devices (Allen-Bradley, Siemens, Modbus) so that those devices can be run transparently across the network. Virtual...
    11 KB (1,571 words) - 20:09, 20 April 2024
  • of industrial control systems, they conducted a small hack on a Russian Modbus device which they've announced on a hacked Chinese cultural website, although...
    36 KB (3,713 words) - 00:12, 16 May 2025
  • Thumbnail for Serial port
    600 104.2 Yes V.32 modem 14,400 69.4 Yes V.32bis modem 19,200 52.1 Yes Modbus serial 31,250 32 No MIDI port 38,400 26.0 Yes 56,000 17.9 Yes V.90/V.92...
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  • testing for both the BTL Mark and the Certificate of Conformance. LonWorks Modbus "Standard 135-2016-- BACnet--A Data Communication Protocol for Building...
    9 KB (1,149 words) - 18:37, 20 March 2025
  • suppression. In addition, Phoenix Contact manufactures products for use with Modbus, DeviceNet, EtherNet/IP, CANopen, PROFIBUS and PROFINET networks. The company...
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  • speed sensor, Wind Direction Sensor, and Relative Humidity, with only one Modbus RTU output connected directly to the Datalogger. This combination is called...
    21 KB (2,665 words) - 10:26, 3 April 2025
  • automation using open and proprietary communications protocols such as Modbus, Lonworks and BACnet. Tridium is the developer of Niagara Framework. The...
    4 KB (282 words) - 00:43, 6 April 2025
  • Thumbnail for Remote terminal unit
    (RS-232, RS-485, RS-422) or Ethernet). An RTU may support standard protocols (Modbus, IEC 60870-5-101/103/104, DNP3, IEC 60870-6-ICCP, IEC 61850 etc.) to interface...
    9 KB (1,209 words) - 10:53, 4 August 2023
  • between Modbus RTU and Modbus TCP. In this conversion, there is no change in the overall framing. Hence it is easy to take the Serial Modbus RTU frame...
    5 KB (623 words) - 02:51, 9 March 2025
  • Thumbnail for OpenSafety
    Industrial Ethernet implementations, namely PROFINET, SERCOS III, EtherNet/IP, Modbus-TCP, and POWERLINK. This broad compatibility with about 90% of the installed...
    10 KB (1,235 words) - 04:34, 31 July 2024
  • laser Coil, a binary digit or bit in some communication protocols such as Modbus COIL, the gene that encodes the protein coilin Coiled tubing, a long metal...
    2 KB (332 words) - 16:01, 11 April 2025