{"product_id":"125768-01-bently-nevada-3500-20-rim-i-o-module-with-rs232-rs422-interface","title":"125768-01 Bently Nevada 3500\/20 RIM I\/O Module with RS232\/RS422 Interface","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"citation-766 citation-end-766\"\u003eThe Bently Nevada 125768-01 is a specialized Rack Interface Module (RIM) I\/O component designed to provide the physical communication ports for the 3500\/20 monitoring system.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-765 citation-end-765\"\u003eThis module acts as the external connection point for the main Rack Interface Module, offering both RS232 and RS422 serial interfaces.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-764 citation-end-764\"\u003eBy facilitating these standardized protocols, the 125768-01 allows the 3500 rack to communicate directly with external control systems, Distributed Control Systems (DCS), or local configuration terminals.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eIt is a critical hardware link for facilities requiring serial data integration for machine status, alarm event logging, and configuration management within a high-integrity industrial protection loop.\u003c\/p\u003e\n\u003ch3\u003eHardware Interface and Functional Parameters\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eComponent Designation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRIM I\/O Module (Serial Interface)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Identifier\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e125768-01\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Protocols\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupported RS232 and RS422 serial standards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Family\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eBently Nevada 3500 Series\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Function\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eExternal I\/O connection for Rack Interface Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-763\"\u003e\u003c\/span\u003e\u003cstrong\u003eData Transmission\u003c\/strong\u003e\u003cspan class=\"citation-763 citation-end-763\"\u003e\u003cspan\u003e \u003c\/span\u003eSupports Modbus and proprietary configuration protocols\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Performance\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-40°C to +85°C (Storage) \/ -20°C to +65°C (Operating)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e0.45 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-762\"\u003e\u003c\/span\u003e\u003cstrong\u003ePhysical Proportions\u003c\/strong\u003e\u003cspan class=\"citation-762 citation-end-762\"\u003e\u003cspan\u003e \u003c\/span\u003e2.5 x 11.2 x 24.2 cm\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturing Origin\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUSA\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTariff Code (HS)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8537101190\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIndustrial Deployment and Site Applications\u003c\/h3\u003e\n\u003cp\u003eThe 125768-01 is predominantly utilized in the energy and heavy manufacturing sectors, where it serves as the bridge between the 3500 machinery protection rack and a plant-wide monitoring network.\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-761 citation-end-761\"\u003eBecause it offers both RS232 and RS422 options, it provides flexibility for different cable lengths and noise environments; RS422 is typically favored for longer distances and superior noise immunity in large power plants or refineries.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-760 citation-end-760\"\u003eThis module is essential for maintenance engineers who need to perform local rack configurations or for integrating machine health data into legacy control systems that utilize serial Modbus communication.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eIts 0.45 kg compact footprint is designed for back-rack installation, ensuring that high-voltage or signal cables are neatly managed and isolated from front-panel operations.\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the 125768-01 function independently of the front-facing RIM?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, the 125768-01 is an I\/O module that must be used in conjunction with a front-loading 3500\/20 Rack Interface Module. It provides the physical ports for the logic processed by the primary RIM.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: When should I choose the RS422 interface over RS232 on this module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: RS422 should be selected for communication distances exceeding 15 meters (50 feet) or in environments with high electromagnetic interference, as it uses differential signaling to maintain data integrity over longer runs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this module hot-swappable while the 3500 rack is powered?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: While the 3500 system supports modularity, it is highly recommended to follow Bently Nevada's safety protocols before disconnecting I\/O modules to prevent any loss of communication between the rack and the DCS.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this module to send data to System 1 software?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, the 125768-01 can facilitate the serial link required for configuration and static data exchange with System 1, though high-speed waveform data may require a TDI (Transient Data Interface) instead.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Where exactly is this 0.45 kg module installed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This I\/O module is installed at the rear of the 3500 chassis, directly behind the slot occupied by the front-facing Rack Interface Module.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45832456470701,"sku":"125768-01","price":150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/BentlyNevada_125768-01_3.jpg?v=1773892086","url":"https:\/\/www.maxwellplc.com\/products\/125768-01-bently-nevada-3500-20-rim-i-o-module-with-rs232-rs422-interface","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}