{"product_id":"133396-01-bently-nevada-3500-53-overspeed-detection-i-o-module","title":"133396-01 Bently Nevada 3500\/53 Overspeed Detection I\/O Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"citation-1097 citation-end-1097\"\u003eThe Bently Nevada 133396-01 is a high-reliability Overspeed Detection I\/O Module designed for the 3500\/53 electronic overspeed protection system.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-1096 citation-end-1096\"\u003eThis module serves as the primary interface for speed sensors, providing the critical signal path required to monitor shaft rotative speeds in real-time.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-1095 citation-end-1095\"\u003eEngineered for high-speed machinery, it processes transducer inputs to detect dangerous overspeed conditions that could lead to mechanical failure.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-1094 citation-end-1094\"\u003eThe module is epoxy-sealed to ensure long-term stability in demanding industrial environments and features a dedicated recorder output for continuous speed monitoring via external instrumentation.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-1093 citation-end-1093\"\u003eAs a core component of the 3500 Series, the 133396-01 is fundamental to the safety and structural integrity of large-scale rotating assets.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eHardware Infrastructure and Power Dynamics\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eComponent Identification\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOverspeed Detection I\/O Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOrdering Number\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e133396-01\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnergy Demand\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8.0 Watts (Typical)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-1092\"\u003e\u003c\/span\u003e\u003cstrong\u003eTransducer Voltage\u003c\/strong\u003e\u003cspan class=\"citation-1092 citation-end-1092\"\u003e\u003cspan\u003e \u003c\/span\u003e-24 Vdc supply (40 mA maximum)\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-1091\"\u003e\u003c\/span\u003e\u003cstrong\u003eSignal Output\u003c\/strong\u003e\u003cspan class=\"citation-1091 citation-end-1091\"\u003e\u003cspan\u003e \u003c\/span\u003e+4 to +20 mA analog recorder output (Full-scale proportional to RPM)\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-1090\"\u003e\u003c\/span\u003e\u003cstrong\u003eEnvironmental Integrity\u003c\/strong\u003e\u003cspan class=\"citation-1090 citation-end-1090\"\u003e\u003cspan\u003e \u003c\/span\u003eEpoxy-sealed circuitry for moisture and contaminant resistance\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-1089\"\u003e\u003c\/span\u003e\u003cstrong\u003eOperational Thermal Range\u003c\/strong\u003e\u003cspan class=\"citation-1089 citation-end-1089\"\u003e\u003cspan\u003e \u003c\/span\u003e-30°C to +65°C (-22°F to +149°F)\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-1088\"\u003e\u003c\/span\u003e\u003cstrong\u003ePhysical Proportions\u003c\/strong\u003e\u003cspan class=\"citation-1088 citation-end-1088\"\u003e\u003cspan\u003e \u003c\/span\u003e241.3 mm x 24.4 mm x 99.1 mm (9.50 in x 0.96 in x 3.90 in)\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan class=\"citation-1087\"\u003e\u003c\/span\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003cspan class=\"citation-1087 citation-end-1087\"\u003e\u003cspan\u003e \u003c\/span\u003e0.45 kg (0.99 lbs)\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\u003c\/ul\u003e\n\u003ch3\u003eIndustrial Safety and Deployment Scenarios\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"citation-1086 citation-end-1086\"\u003eIn heavy industries such as steam and gas turbine power generation, the 133396-01 is a critical fail-safe element.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-1085 citation-end-1085\"\u003eIt is utilized to prevent machine \"runaway\" by providing ultra-fast response times when speed thresholds are breached.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eBeyond turbines, this module is essential for large compressors and high-speed pumps where rotational limits must be strictly enforced to comply with API 670 standards. The module’s analog output allows plant operators to integrate real-time speed data into a DCS or SCADA system for trending and historical analysis. Because the module is designed for continuous surveillance, it provides the reliability needed for Emergency Shutdown (ESD) loops, ensuring that any overspeed event triggers an immediate and decisive protective action to save the equipment and personnel.\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can a short circuit on the recorder output disable the overspeed protection?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"citation-1084 citation-end-1084\"\u003eA: No, the 133396-01 is designed with isolated circuitry so that a short circuit on the +4 to +20 mA recorder output will not interfere with the module's primary overspeed detection or protection logic.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the benefit of the epoxy sealing on this specific I\/O module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"citation-1083 citation-end-1083\"\u003eA: The epoxy sealing protects the sensitive electronic components from humidity, dust, and corrosive gases, which is vital for long-term reliability in harsh environments like oil and gas refineries or chemical plants.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this module compatible with the standard 3500 rack interface?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, the 133396-01 is a standard full-height I\/O module that installs in the rear of the 3500 rack, specifically designed to pair with the 3500\/53 overspeed monitor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How is the 4-20mA output scaled?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"citation-1082 citation-end-1082\"\u003eA: The output is proportional to the full-scale RPM range configured within the 3500 software.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"citation-1081 citation-end-1081\"\u003eFor example, if the module is set to a 0-5000 RPM range, 4mA represents 0 RPM and 20mA represents 5000 RPM.\u003csup class=\"superscript\"\u003e\u003c\/sup\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this module provide power to the speed sensors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"citation-1080 citation-end-1080\"\u003eA: Yes, the module includes an internal -24 Vdc power supply capable of providing up to 40 mA to drive proximity probes or other compatible speed transducers.\u003c\/span\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45833228255405,"sku":"133396-01","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/Bentlynevada_133396-01_1.jpg?v=1773905850","url":"https:\/\/www.maxwellplc.com\/products\/133396-01-bently-nevada-3500-53-overspeed-detection-i-o-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}