{"product_id":"bently-nevada-3300-45-02-01-02-00-dual-differential-expansion-monitor-3300-series","title":"Bently Nevada 3300\/45-02-01-02-00 Dual Differential Expansion Monitor 3300 Series","description":"\u003cp\u003eConfigured for differential expansion measurement in Bently Nevada 3300 System monitoring platforms, the \u003cstrong\u003eBently Nevada 3300\/45-02-01-02-00\u003c\/strong\u003e (\u003cstrong\u003e3300\/45\u003c\/strong\u003e Dual Differential Expansion Monitor) provides direct physical\/electrical execution for rotor position measurement and mechanical displacement monitoring.\u003c\/p\u003e\n\u003ch3\u003eModel Identification\u003c\/h3\u003e\n\u003cp\u003eThe 3300\/45-02-01-02-00 is a two-channel differential expansion monitoring module within the Bently Nevada 3300 System. The unit accepts eddy-current probe signals and converts measured shaft expansion displacement into analog current output and relay alarm states.\u003c\/p\u003e\n\u003cp\u003eThe module supports two independent monitoring channels with separate signal processing paths. It is configured for differential expansion measurement with a standard measurement range of +\/-4 mm (+\/-0.16 in) and provides 4-20 mA analog transmission for integration with external control or protection systems.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\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\u003e3300\/45-02-01-02-00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDual Differential Expansion Monitor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003e3300 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.04 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e5.2 x 33 x 20.5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +65 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-50 deg C to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e5-95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Input\u003c\/td\u003e\n\u003ctd\u003e-24 VDC @ 4 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Output\u003c\/td\u003e\n\u003ctd\u003e4-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Outputs\u003c\/td\u003e\n\u003ctd\u003e3 per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eRS-485 Modbus RTU optional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e2 independent monitoring channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd\u003e+\/-4 mm (+\/-0.16 in) standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e0.1% of full scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003eDC to 10 Hz (-3 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVibration Rating\u003c\/td\u003e\n\u003ctd\u003e5g peak (10-500 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEddy-Current Probe Signal Processing\u003c\/h3\u003e\n\u003cp\u003eThe 3300\/45 module processes displacement signals generated by eddy-current proximity probes installed in the mechanical monitoring circuit. The measurement chain requires correct probe scaling and gap voltage validation to maintain accurate shaft position interpretation.\u003c\/p\u003e\n\u003cp\u003eThe probe input circuit operates with a -24 VDC excitation environment and evaluates dynamic displacement changes within the configured measurement range. Proper probe calibration and gap voltage verification are required before placing the channel into active monitoring service.\u003c\/p\u003e\n\u003cp\u003eThe module design supports rotor dynamics applications where differential expansion between rotating and stationary components must be monitored continuously.\u003c\/p\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Bently Nevada 3300\/45-02-01-02-00 Dual Differential Expansion Monitor module\u003c\/li\u003e\n\u003cli\u003e1 x Factory-installed electronic assembly\u003c\/li\u003e\n\u003cli\u003e1 x Product identification label with model information\u003c\/li\u003e\n\u003cli\u003e1 x Technical documentation package (when supplied)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation and Wiring Guidelines\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eModule Mounting\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the monitor module in the compatible Bently Nevada 3300 System rack position.\u003c\/li\u003e\n\u003cli\u003eConfirm rack power availability and grounding before electrical connection.\u003c\/li\u003e\n\u003cli\u003eMaintain proper mechanical fixation to prevent vibration-related connection issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Wiring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUse shielded wiring for eddy-current probe signal connections.\u003c\/li\u003e\n\u003cli\u003eConnect cable shields according to the plant grounding practice to reduce electrical interference.\u003c\/li\u003e\n\u003cli\u003eSeparate probe signal wiring from high-current power cables.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCommissioning Checks\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVerify sensor polarity and signal direction before operation.\u003c\/li\u003e\n\u003cli\u003eConfirm probe gap voltage and displacement scaling parameters.\u003c\/li\u003e\n\u003cli\u003eCheck relay output operation through controlled simulation before connecting to protection logic.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat measurement function does the 3300\/45 module provide?\u003c\/p\u003e\n\u003cp\u003eThe module monitors differential expansion displacement between rotating and stationary machine components using proximity probe input signals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow many monitoring channels are available?\u003c\/p\u003e\n\u003cp\u003eThe 3300\/45-02-01-02-00 provides two fully independent monitoring channels with separate measurement processing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat type of sensor input does this module accept?\u003c\/p\u003e\n\u003cp\u003eThe module accepts eddy-current probe signals requiring -24 VDC excitation at 4 mA.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the module provide analog transmission output?\u003c\/p\u003e\n\u003cp\u003eYes. Each monitoring function supports a 4-20 mA analog output for external monitoring systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat communication interface is available?\u003c\/p\u003e\n\u003cp\u003eRS-485 Modbus RTU communication is available as an optional configuration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the standard measurement range?\u003c\/p\u003e\n\u003cp\u003eThe standard differential expansion measurement range is +\/-4 mm (+\/-0.16 in).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan the module be installed in a 3300 monitoring rack?\u003c\/p\u003e\n\u003cp\u003eThe unit is designed as a Bently Nevada 3300 System module and requires compatible rack installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat checks are required before startup?\u003c\/p\u003e\n\u003cp\u003eVerify probe wiring, signal scaling, gap voltage, grounding, and relay operation before commissioning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":46026809475245,"sku":"3300\/45-02-01-02-00","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/350045-1_2b650d1e-1da8-42d5-a2b8-756784b17702.jpg?v=1782791414","url":"https:\/\/www.maxwellplc.com\/products\/bently-nevada-3300-45-02-01-02-00-dual-differential-expansion-monitor-3300-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}