{"product_id":"bently-nevada-3500-61-05-cn-3500-series-recorder-output-module","title":"Bently Nevada 3500\/61-05-CN 3500 Series Recorder Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eProcessing critical machinery temperature data, the \u003cstrong\u003eBently Nevada 3500\/61-05-CN\u003c\/strong\u003e provides continuous, independent recorder outputs from RTD and thermocouple transducers directly to external control systems. Operating as a specialized 6-channel monitor module within the 3500 machinery protection system rack, this unit integrates built-in internal barriers to support intrinsically safe field wiring configurations. The \u003cstrong\u003e3500\/61-05-CN\u003c\/strong\u003e serves a dual purpose by comparing temperature inputs against user-programmable alarm setpoints to drive protection relays while simultaneously generating proportional analog signals for strip-chart recorders, plant DCS, or PLC systems.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003eAccepts up to 6 independent RTD or Thermocouple (TC) transducer inputs.\u003c\/li\u003e\n  \u003cli\u003eIntegral internal barriers allow direct connection to transducers located in hazardous areas without requiring external barrier hardware.\u003c\/li\u003e\n  \u003cli\u003eGenerates high-impedance, isolated proportional recorder outputs for external tracking devices.\u003c\/li\u003e\n  \u003cli\u003eComprehensive onboard self-tests and continuous hardware diagnostics ensure high reliability.\u003c\/li\u003e\n  \u003cli\u003eSupports customizable alarm configurations with alert and danger setpoints per channel.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003eContinuous temperature monitoring of large industrial rotating machinery bearings (such as steam turbines and heavy-duty gas turbines).\u003c\/li\u003e\n  \u003cli\u003eMotor and generator stator winding temperature supervision within hazardous process zones.\u003c\/li\u003e\n  \u003cli\u003eProcess temperature logging and machine protection in petrochemical, oil and gas, and power generation facilities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold; width: 30%;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eBently Nevada\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e3500\/61-05-CN\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eModule Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eRTD\/TC Non-isolated I\/O Module with Internal Barriers\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eNumber of Channels\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e6 channels (RTD or Thermocouple)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eInput Impedance\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e10 MOhm per lead input\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003ePower Consumption\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e9 Watts nominal\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eAgency Approvals\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eCN (Country-specific approvals for China \/ NEPSI)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003eUnited States\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e2.0 kg\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 12px; font-weight: bold;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 12px;\"\u003e250 mm x 180 mm x 50 mm\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\n\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe -05 option (RTD\/TC with Internal Barriers) cannot be mixed with non-barrier standard I\/O modules on the same 3500\/61 main card slot. When upgrading an older system or converting a standard 3500\/61 setup to a barrier setup, you must replace both the back-plane I\/O connector block and reprogram the channel configuration inside the Bently Nevada 3500 Rack Configuration Software (Version 3.0 or higher is recommended for accurate temperature curve linearizations).\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eBecause this module utilizes non-isolated RTD\/TC inputs with internal barriers, care must be taken regarding the transducer grounding. Grounded thermocouples or RTDs that experience high ground-potential variations relative to the 3500 rack chassis ground can inject common-mode noise, leading to measurement drift or false alarms. Ensure that only ungrounded temperature sensors are deployed in installations subject to high electrical noise or ground loops.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eTo maintain the integrity of the intrinsically safe barrier circuits, keep the hazardous field wiring completely separate from non-intrinsically safe cabling within the cabinet. Shielded, twisted-pair cables must be utilized. Terminate the shields strictly at the designated shield terminal on the I\/O module and keep the sensor end isolated from the machine housing to avoid ground loop current paths.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 15px; margin-bottom: 1.5rem;\"\u003e\n  \u003cstrong style=\"color: #9b2c2c; display: block; margin-bottom: 5px;\"\u003eCRITICAL WARNING\u003c\/strong\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eThis module is equipped with internal barriers for hazardous area protection. Before performing any removal or insertion of the I\/O card, ensure the rack is entirely de-energized. Failure to isolate the field wiring first can compromise the safety barrier protection, potentially igniting hazardous atmospheres or permanently damaging sensitive input circuits.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 15px; color: #2d3748; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; background-color: #2b6cb0; color: #ffffff; width: 24px; height: 24px; border-radius: 50%; font-weight: bold; margin-right: 12px; flex-shrink: 0;\"\u003e1\u003c\/span\u003e\n    \u003cp style=\"margin: 0;\"\u003eVerify that the 3500 rack power is switched off and all field instruments in the hazardous zone are de-energized before accessing the rear slot.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; background-color: #2b6cb0; color: #ffffff; width: 24px; height: 24px; border-radius: 50%; font-weight: bold; margin-right: 12px; flex-shrink: 0;\"\u003e2\u003c\/span\u003e\n    \u003cp style=\"margin: 0;\"\u003eAlign the I\/O module with the card guides at the rear of the rack corresponding to the matching front 3500\/61 monitor card slot.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; background-color: #2b6cb0; color: #ffffff; width: 24px; height: 24px; border-radius: 50%; font-weight: bold; margin-right: 12px; flex-shrink: 0;\"\u003e3\u003c\/span\u003e\n    \u003cp style=\"margin: 0;\"\u003eSlide the module firmly into the rack backplane connectors until the module faceplate sits flush against the rack frame.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start;\"\u003e\n    \u003cspan style=\"display: inline-flex; align-items: center; justify-content: center; background-color: #2b6cb0; color: #ffffff; width: 24px; height: 24px; border-radius: 50%; font-weight: bold; margin-right: 12px; flex-shrink: 0;\"\u003e4\u003c\/span\u003e\n    \u003cp style=\"margin: 0;\"\u003eSecure the two panel screws at the top and bottom of the faceplate to a torque value of 1.2 Nm (10.6 in-lb) to guarantee continuous chassis grounding.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52668299379051,"sku":"3500\/61-05-CN","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/3500-61-05-CN-cfhoqahh0w4_028b5b49-848f-4c41-80b1-1f94bb49297c.jpg?v=1765520500","url":"https:\/\/www.plcprotech.com\/tr\/products\/bently-nevada-3500-61-05-cn-3500-series-recorder-output-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}