{"product_id":"mitsubishi-qj71mb91-modbus-module-rs485-q-series","title":"Mitsubishi QJ71MB91","description":"\u003ch2\u003e\u003cstrong\u003eMitsubishi QJ71MB91\u003c\/strong\u003e\u003c\/h2\u003e \u003ch3 style=\"margin-top:24px;\"\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e \u003cp\u003eThe Mitsubishi QJ71MB91 is a Modbus master\/slave communication module for MELSEC-Q Series PLCs. It supports RS-485 and RS-422 serial interfaces, enabling flexible connection with various Modbus-compatible devices. This module is perfect for industrial settings requiring robust and reliable data exchange over Modbus protocols.\u003c\/p\u003e \u003chr\u003e \u003ch3 style=\"margin-top:24px;\"\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eSupports Modbus RTU and ASCII\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eOperates as master or slave\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eRS-485\/RS-422 communication interfaces\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eEasy parameter setting via GX Developer\/GX Works\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eHigh-speed data exchange\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eDIN rail or Q Series rack mountable\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eLED indicators for diagnostics\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eGreat for integrating third-party Modbus devices\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3 style=\"margin-top:24px;\"\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003ePart Number: QJ71MB91\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eManufacturer: Mitsubishi Electric\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eSeries: MELSEC-Q\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eProtocols: Modbus RTU, Modbus ASCII\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eCommunication Ports: RS-485\/RS-422\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eTransmission Speed: Up to 115.2 kbps\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eMax Stations: 32 (RS-485 multipoint)\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eOperating Modes: Master\/Slave\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003ePower Supply: From base unit\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eOperating Temperature: 0 °C to +55 °C\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eMounting: Q Series base rack\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eConfiguration: Software-based (GX Developer\/GX Works)\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3 style=\"margin-top:24px;\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eThird-party device integration\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eRemote terminal unit (RTU) communications\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eBuilding automation systems\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eFactory floor device control\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eDistributed sensor\/actuator management\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3 style=\"margin-top:24px;\"\u003e\u003cstrong\u003eWhy Choose the QJ71MB91\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cp\u003eFacilitates Modbus network integration within Q Series PLCs\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eOffers versatile serial communication options\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eSimple configuration and diagnostics\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eReliable Mitsubishi industrial-grade quality\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp\u003eReduces wiring with RS-485 multi-drop support\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch3 style=\"margin-top:24px;\"\u003e\u003cstrong\u003eOrder Now\u003c\/strong\u003e\u003c\/h3\u003e \u003cp\u003eThe Mitsubishi QJ71MB91 Modbus communication module is available and ready for international shipping.\u003c\/p\u003e \u003chr\u003e \u003cp\u003eExplore our full range of Mitsubishi MELSEC Programmable Controllers (PLC) to discover scalable automation solutions, from legacy MELSEC systems to next-generation PLCs designed for high performance, connectivity, and flexibility.\u003c\/p\u003e \u003chr\u003e","brand":"Mitsubishi Electric","offers":[{"title":"Default Title","offer_id":43736854233223,"sku":"QJ71MB91","price":400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0654\/8632\/3847\/files\/QJ71MB91.webp?v=1768584346","url":"https:\/\/plcpartssolution.com\/products\/mitsubishi-qj71mb91-modbus-module-rs485-q-series","provider":"PLCPARTS SOLUTION","version":"1.0","type":"link"}