{"product_id":"abb-rmba-01-kit-modbus-rtu-rs485-communication-adapter","title":"ABB RMBA-01-KIT Modbus RTU RS485 Communication Adapter","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eABB RMBA-01-KIT\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a fieldbus communication adapter package developed to interface ABB variable frequency drives with Modbus RTU networks. It enables structured data exchange between drive controllers and higher-level systems such as PLCs, HMIs, and SCADA platforms through a serial RS-485 connection.\u003c\/p\u003e\n\u003cp\u003eThis adapter is designed for direct integration into ABB drive control boards, allowing parameter access, status monitoring, and command control via Modbus registers. With built-in galvanic isolation, the module enhances signal integrity and protects connected devices from electrical noise and ground potential differences commonly found in industrial installations.\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRMBA-01-KIT\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis widely implemented in drive-based automation systems where standardized serial communication and reliable data acquisition are required.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eDescription\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eModbus RTU Communication Adapter Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eRMBA-01-KIT\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Protocol\u003c\/td\u003e\n\u003ctd\u003eModbus RTU (serial, asynchronous)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Interface\u003c\/td\u003e\n\u003ctd\u003eRS-485 (2-wire or 4-wire selectable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptional Interface Note\u003c\/td\u003e\n\u003ctd\u003eRS-232 supported in certain system configurations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaud Rate\u003c\/td\u003e\n\u003ctd\u003eConfigurable, up to 115.2 kbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eGalvanic isolation between drive and network\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectivity\u003c\/td\u003e\n\u003ctd\u003eScrew terminal electrical connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Mapping\u003c\/td\u003e\n\u003ctd\u003eDrive parameters mapped to Modbus holding registers (4xxxx)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003ePlug-in module for ABB drive control boards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Drives\u003c\/td\u003e\n\u003ctd\u003eABB ACS series (ACS550, ACS800, others supporting fieldbus adapters)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003eUp to 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e95 × 65 × 34 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.31 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eFunctional Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eEnables Modbus RTU communication for ABB drive systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports flexible RS-485 network topologies\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated isolation improves reliability in electrically noisy environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDirect parameter access and control via Modbus register mapping\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for seamless integration with ABB fieldbus adapter architecture\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompact form factor suitable for drive cabinet installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication Areas\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eVariable speed drive monitoring and control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePLC-based automation systems using Modbus RTU\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSCADA integration for process visualization and diagnostics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial data acquisition and parameter logging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRetrofitting legacy drive systems with standardized communication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich ABB drives are compatible with the RMBA-01-KIT?\u003c\/strong\u003e\u003cbr\u003eIt is commonly used with ACS550 and ACS800 drives, as well as other ABB models that support RMBA-01 fieldbus adapters.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the module require external power?\u003c\/strong\u003e\u003cbr\u003eNo. Power is supplied directly from the drive via the control board interface.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat type of network wiring is supported?\u003c\/strong\u003e\u003cbr\u003eRS-485 2-wire and 4-wire configurations are supported, allowing flexible network design.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs isolation included in the communication interface?\u003c\/strong\u003e\u003cbr\u003eYes, galvanic isolation is built in to protect both the drive and the communication network.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":44022196437080,"sku":"RMBA-01-KIT","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/RMBA-01-KIT.jpg?v=1776936299","url":"https:\/\/www.industriaxplc.com\/products\/abb-rmba-01-kit-modbus-rtu-rs485-communication-adapter","provider":"IndustriaX Limited","version":"1.0","type":"link"}