[{"data":1,"prerenderedAt":96},["ShallowReactive",2],{"glossary-en-modbus-rtu-tcp":3},{"id":4,"title":5,"body":6,"description":82,"extension":83,"meta":84,"navigation":91,"path":92,"seo":93,"stem":94,"__hash__":95},"en_glossary/en/glossary/modbus-rtu-tcp.md","What is Modbus RTU and Modbus TCP?",{"type":7,"value":8,"toc":73},"minimark",[9,14,18,23,26,43,47,50,62],[10,11,13],"h2",{"id":12},"what-is-modbus","What is Modbus?",[15,16,17],"p",{},"Modbus is a data communications protocol originally published by Modicon (now Schneider Electric) in 1979 for use with its Programmable Logic Controllers (PLCs). Due to its simplicity, reliability, and open-source (royalty-free) nature, it has become a de-facto standard for connecting industrial electronic devices. It uses a Master/Slave architecture, where one device (the Master) manages the line and sends queries to one or more devices (Slaves).",[19,20,22],"h3",{"id":21},"modbus-rtu-serial","Modbus RTU (Serial)",[15,24,25],{},"Modbus RTU typically operates over serial communication using the RS-485 or RS-232 physical layers. Data is encoded in a binary format, allowing for fast and compact transmission.",[27,28,29,37],"ul",{},[30,31,32,36],"li",{},[33,34,35],"strong",{},"Advantage",": It works reliably over long distances (up to 1200 meters) and in environments with high electrical noise.",[30,38,39,42],{},[33,40,41],{},"Application",": Sensors, drives, temperature controllers.",[19,44,46],{"id":45},"modbus-tcp-ethernet","Modbus TCP (Ethernet)",[15,48,49],{},"Modbus TCP is the adaptation of the Modbus protocol to run over TCP/IP networks. It uses the standard Ethernet physical layer.",[27,51,52,57],{},[30,53,54,56],{},[33,55,35],{},": Much higher speeds, ability to use existing network infrastructure, and remote access over the internet.",[30,58,59,61],{},[33,60,41],{},": SCADA systems, HMI panels, advanced automation networks.",[15,63,64,65,72],{},"Amazeng ",[33,66,67],{},[68,69,71],"a",{"href":70},"/en/products/gdt-digital-transmitter","GDT Series Digital Transmitters"," can integrate easily into any automation infrastructure with support for both Modbus RTU and Modbus TCP.",{"title":74,"searchDepth":75,"depth":75,"links":76},"",2,[77],{"id":12,"depth":75,"text":13,"children":78},[79,81],{"id":21,"depth":80,"text":22},3,{"id":45,"depth":80,"text":46},"Differences between Modbus RTU and TCP, the most common communication protocols in industrial automation, their working principles and advantages.","md",{"tags":85},[86,87,88,89,90],"Modbus","Communication","RS485","Ethernet","Protocol",true,"/en/glossary/modbus-rtu-tcp",{"title":5,"description":82},"en/glossary/modbus-rtu-tcp","jWzofcxADAVYtc-T1lhMf0wRhnNn3FvdQVLtAxhcS44",1778229654964]