{"product_id":"2155-40-02-communication-processors-bently-nevada","title":"2155\/40-02 | Communication Processors | Bently Nevada","description":"\u003ch2\u003eBently Nevada 2155\/40-02 TDISecure Communication Processor\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 2155\/40-02\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e2155\/40\u003c\/strong\u003e TDISecure Communication Processor, operates as a dedicated hardware component for parallel machinery data acquisition and communication within the Bently Nevada System 1 monitoring network.\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\u003eBently Nevada 2155\/40-02\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\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eTDISecure Communication Processor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 3.9 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e384 mm x 216 mm x 136 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-30 deg C to +65 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e35 W maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Input\u003c\/td\u003e\n\u003ctd\u003e20 to 36 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Analog Inputs\u003c\/td\u003e\n\u003ctd\u003e24 differential channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Input Frequency Range\u003c\/td\u003e\n\u003ctd\u003eDC to 30 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Input Signal Range\u003c\/td\u003e\n\u003ctd\u003e-25 V to +25 V, 25 V peak-to-peak maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Input Impedance\u003c\/td\u003e\n\u003ctd\u003e143 kOhm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDynamic Input Accuracy\u003c\/td\u003e\n\u003ctd\u003e+\/- 1% Full Scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcess Inputs\u003c\/td\u003e\n\u003ctd\u003e24 channels, divided into 2 groups of 12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcess Signal Types\u003c\/td\u003e\n\u003ctd\u003e4-20 mA, 0-5 V, 1-5 V, 0-10 V, 2-10 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcess Input Impedance\u003c\/td\u003e\n\u003ctd\u003e250 Ohm current mode \/ 400 kOhm voltage mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcess Input Scan Rate\u003c\/td\u003e\n\u003ctd\u003e400 ms for all 24 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcess Input Accuracy\u003c\/td\u003e\n\u003ctd\u003e+\/- 0.32% FS at 25 deg C for 10 V FS; +\/- 0.64% FS at 25 deg C for 4-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiscrete Inputs\u003c\/td\u003e\n\u003ctd\u003e24 channels, Positive or Negative logic configurable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKeyphasor Inputs\u003c\/td\u003e\n\u003ctd\u003e4 channels, up to 20 kHz speed input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interfaces\u003c\/td\u003e\n\u003ctd\u003eDual Ethernet RJ45 ports, Modbus serial communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware Integration\u003c\/td\u003e\n\u003ctd\u003eSystem 1 Asset Management Software, Data Manager 2000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003eMaximum 95%, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Altitude\u003c\/td\u003e\n\u003ctd\u003eUp to 2,000 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Category\u003c\/td\u003e\n\u003ctd\u003eCategory II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePollution Degree\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Method\u003c\/td\u003e\n\u003ctd\u003eRack or panel installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEddy-Current Signal Processing and Rotor Dynamics Monitoring\u003c\/h3\u003e\n\u003cp\u003eThe Bently Nevada 2155\/40-02 processes machinery condition signals from vibration, position, and speed measurement channels through parallel sampling architecture. Therefore, the module captures transient machine behavior during startup, shutdown, and changing load conditions.\u003c\/p\u003e\n\u003cp\u003eThe processor supports Bently Nevada machinery monitoring functions, including eddy-current probe scaling, gap voltage validation, and rotor dynamics analysis. It manages proximity probe signal conversion by maintaining accurate probe voltage relationships and supports typical Bently Nevada gap measurement practices with -10 VDC target gap voltage validation.\u003c\/p\u003e\n\u003cp\u003eFurthermore, the module applies signal processing methods to reduce measurement interference. The hardware architecture supports cross-talk suppression between dynamic input channels, allowing multiple machinery signals to be collected within the same monitoring system.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the Bently Nevada 2155\/40-02 support direct connection to proximity probe signals?\u003cbr\u003eA: Yes. The module provides 24 differential dynamic analog inputs that accept machinery monitoring signals within the specified DC to 30 kHz frequency range.\u003c\/p\u003e\n\u003cp\u003eQ: What communication interfaces are available on the 2155\/40-02?\u003cbr\u003eA: The processor provides dual Ethernet RJ45 ports and Modbus serial communication for integration with System 1 Asset Management Software and related monitoring networks.\u003c\/p\u003e\n\u003cp\u003eQ: Can the 2155\/40-02 replace older TDXnet processors?\u003cbr\u003eA: The module provides legacy-compatible functionality for TDXnet processor replacement applications when system configuration requirements match the installed monitoring architecture.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the Bently Nevada 2155\/40-02 in a rack or panel enclosure that maintains the specified operating environment. Verify that the 20 to 36 VDC power source meets the module input requirements before energizing the unit.\u003c\/p\u003e\n\u003cp\u003eUse shielded instrumentation cables for dynamic signal wiring. Connect cable shields according to the plant grounding practice to minimize electromagnetic interference. Separate low-level vibration signal cables from high-current power conductors and switching circuits.\u003c\/p\u003e\n\u003cp\u003eFor Keyphasor and proximity probe connections, verify cable polarity, signal routing, and termination requirements before commissioning. Confirm eddy-current probe calibration, gap voltage range, and channel configuration through the monitoring software before placing machinery into service.\u003c\/p\u003e\n\u003cp\u003eMaintain proper Ethernet cable routing and avoid parallel installation with high-voltage conductors. Verify communication addressing and Modbus configuration before integrating the processor into the System 1 monitoring network.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44387509076056,"sku":"2155\/40-02","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/215540-02.jpg?v=1784186305","url":"https:\/\/www.industriaxplc.com\/ar\/products\/2155-40-02-communication-processors-bently-nevada","provider":"IndustriaX Limited","version":"1.0","type":"link"}