{"product_id":"bently-nevada-133396-01-tachometer-i-o-module-3500-series","title":"Bently Nevada 133396-01 Tachometer I\/O Module 3500 Series","description":"\u003ch3\u003e\u003cspan\u003eOverview\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan\u003eBently Nevada 133396-01\u003c\/span\u003e is a dedicated internal termination I\/O interface designed for use with the 3500\/50M Tachometer monitoring system. Installed at the rear of the rack, it provides direct connectivity between field-mounted speed sensors and the front-end monitoring module.\u003c\/p\u003e\n\u003cp\u003eThis module is engineered for continuous rotational speed measurement in critical rotating equipment. It enables accurate acquisition of pulse signals from various transducers and ensures stable signal delivery for real-time analysis within the 3500 protection platform.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\" width=\"NaN\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e133396-01\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eTachometer I\/O Module (Internal Termination)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Monitor\u003c\/td\u003e\n\u003ctd\u003e3500\/50M Tachometer Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e2 isolated input channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Sensors\u003c\/td\u003e\n\u003ctd\u003eProximitor®, Magnetic Pickup, Passive Speed Sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Range\u003c\/td\u003e\n\u003ctd\u003eApprox. -24 V to +10 V (sensor dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Power Supply\u003c\/td\u003e\n\u003ctd\u003e-24 VDC (for active probes)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Method\u003c\/td\u003e\n\u003ctd\u003eDirect screw terminal connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003e500 Vrms (field to system)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-30°C to +65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eRear slot, half-height format\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eCore Functional Capabilities\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan\u003eDual-Channel Speed Signal Interface\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eThe module supports two independent input channels, allowing simultaneous monitoring of separate shafts or redundant measurement of a single rotating asset. This architecture enhances system reliability in safety-critical applications.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eMulti-Sensor Compatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eDesigned to work with both powered and self-generating sensors, the module accommodates:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eEddy current proximity probes requiring external power\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMagnetic pickups producing passive voltage signals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis flexibility simplifies integration across different machinery types.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eAccurate Speed and Motion Detection\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eWhen paired with the 3500\/50M monitor, the module enables:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eReal-time RPM tracking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAcceleration and deceleration monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eZero-speed detection for turning gear systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese measurements are essential for turbine protection, compressor monitoring, and startup\/shutdown sequencing.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIntegrated Signal Conditioning\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eBuilt-in filtering circuitry minimizes electrical noise and signal distortion commonly found in industrial environments. This ensures stable pulse recognition and prevents erroneous overspeed or underspeed alarms.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eMechanical and Installation Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan\u003eInternal Termination Design\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eField wiring is landed directly onto labeled screw terminals, eliminating the need for external termination panels. This simplifies installation and reduces cabinet space requirements.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCompact Half-Height Form Factor\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eThe half-height design allows two I\/O modules to share a single rack slot. This is particularly useful for implementing redundant speed measurement paths without increasing rack footprint.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eSeamless Rack Integration\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eThe module interfaces directly with the 3500 backplane, ensuring reliable signal routing to the monitoring module without additional adapters or conversion hardware.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eApplication Scenarios\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSteam and gas turbine speed monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompressor anti-surge and overspeed protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGearbox rotational analysis\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePump and motor condition monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSafety-critical redundant speed measurement systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cspan\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cspan\u003eWhat is the primary function of the 133396-01 module?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eIt provides the physical interface between speed sensors and the 3500\/50M monitor, enabling accurate acquisition of rotational speed signals.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eCan it support both active and passive sensors?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eYes, it supports powered Proximitor sensors as well as passive magnetic pickups, making it suitable for a wide range of applications.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eDoes this module support redundant configurations?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eYes, dual-channel input and half-height mounting allow redundant sensor configurations for high-reliability systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eIs external termination required?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003eNo, this version uses internal termination, meaning all field wiring connects directly to the module.\u003cspan style=\"font-size: 14px;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #e74c3c;\"\u003e\u003cspan style=\"font-size: 20px;\"\u003e\u003cspan style=\"font-family: Arial,Helvetica,sans-serif;\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e \u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44092060729443,"sku":"133396-01","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/133396-01-2.jpg?v=1774935550","url":"https:\/\/precisemodule.com\/products\/bently-nevada-133396-01-tachometer-i-o-module-3500-series","provider":"Precise Module Ltd.","version":"1.0","type":"link"}