{"product_id":"1900-65a-167699-02-bently-nevada-general-purpose-equipment-monitor-1900-65-series","title":"1900\/65A 167699-02 Bently Nevada General Purpose Equipment Monitor 1900\/65 Series","description":"\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBently Nevada 1900\/65A 167699-02\u003c\/strong\u003e, also cataloged as the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1900\/65A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGeneral Purpose Equipment Monitor, operates as a dedicated hardware component for continuous machinery vibration and temperature processing within Turbine Supervisory Instrumentation (TSI) networks. The device independently samples multi-channel transducer inputs, running acceleration enveloping algorithms and parameter limit checking to execute hardware-level machinery protection routines.\u003c\/p\u003e\n\u003ch3\u003eTechnical Parameter Profiles\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1900\/65A 167699-02\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSpare Model\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e172323-01\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBently Nevada\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOrigin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.98 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e19.8 x 16.2 x 10.8 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-20 to +70 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e10 VA maximum nominal AC\/DC power input\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDynamic Vibration Inputs\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChannels 1-4 (Supports 2\/3-wire accelerometer, velocity, proximity)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTemperature Inputs\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eChannels 5-8 (Supports Type E, J, K, T thermocouple and 2\/3-wire RTD)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eRaw Output Impedance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3-wire Voltage Mode: 10 kohm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSensor Bias Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-24 VDC nominal supply\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMeasurement Accuracy\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVibration Variables: +\/-1% of full scale range\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSignal Filter Networks\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBias Filter: 0.09 Hz 1-pole low-pass; OK Filter: 2.4 kHz 1-pole low-pass\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOutput Matrix Ports\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6 relay outputs, 4 4-20 mA recorder loops, 1 buffered output port\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEddy-Current Probe Scaling and Rotor Dynamics\u003c\/h3\u003e\n\u003cp\u003eWhen interfacing the 1900\/65A module with proximity transducers, the system relies on exact eddy-current probe scaling configured through software to compute actual shaft clearances. Built-in bias monitoring networks conduct continuous gap voltage validation to ensure that sensor operational centers match required tracking tolerances. This continuous verification provides clean signal pathing for evaluating complex rotor dynamics variables, while internal hardware screening enforces cross-talk suppression between adjacent high-frequency dynamic channel inputs.\u003c\/p\u003e\n\u003ch3\u003eSensor Interface Hardware FAQ\u003c\/h3\u003e\n\u003cp\u003eQ: How does the module isolate transducer bias voltage anomalies from tripping process logic?\u003c\/p\u003e\n\u003cp\u003eA: The 1900\/65A routes sensor signals through a 0.09 Hz 1-pole low-pass bias filter. This design isolates slow DC bias drift and thermal variation from the high-frequency AC vibration processing path, preventing steady-state sensor drift from triggering false Alert or Danger alarms.\u003c\/p\u003e\n\u003cp\u003eQ: Can different sensor topologies be mixed across channels 1 to 4 concurrently?\u003c\/p\u003e\n\u003cp\u003eA: Yes. Channels 1 through 4 are completely independent and software-configurable. A technician can configure Channel 1 for a 3-wire proximity probe tracking rotor dynamics, Channel 2 for a 2-wire accelerometer tracking high-frequency casing energy, and Channels 3 and 4 for velocity pick-ups.\u003c\/p\u003e\n\u003cp\u003eQ: What are the installation boundary constraints for the external display and keypad module?\u003c\/p\u003e\n\u003cp\u003eA: The optional hardware display interface can be located at a maximum distance of 75 meters (250 feet) from the primary 167699-02 monitoring block. Exceeding this boundary introduces serial signal propagation delays and increases vulnerability to local electrical noise.\u003c\/p\u003e\n\u003ch3\u003eField Wiring and Mounting Directives\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eElectrostatic Discharge (ESD) Actions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ePersonnel must secure a grounded wrist strap to an earth terminal before opening the module casing or altering internal wiring termination blocks to prevent latent circuit damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTransducer Cable Shield Routing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTerminate the outer copper shields of all vibration sensor lines at the designated chassis earth ground bars of the monitor enclosure only. Keep the shield floating at the sensor casing to break potential stray earth loops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermocouple Compensation Separation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRoute Type E, J, K, and T thermocouple lead extensions through dedicated, low-noise conduits separated from high-current AC actuator lines to avoid electromagnetic induction across temperature channels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRelay Output Configuration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWire external emergency trip circuits through the onboard dry relay contacts using fail-safe logic (normally energized), ensuring that an absolute loss of monitor power immediately trips the machinery safety loop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShipping Kit Inventory\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStandard Line Components:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eOne Bently Nevada 1900\/65A 167699-02 monitor base unit, plug-in terminal block headers, and standard chassis installation side brackets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExcluded Hardware Additions:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe optional external display module, serial configuration cable, 1900 configuration software kits, and field sensors are separate procurement lines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eConsolidated Freight Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTransit Turnaround Window:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDelivery time: 2-7 days when payment finish, utilizing prioritized air freight shipping handled exclusively by DHL, FEDEX, or UPS.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIndustrial Protective Packaging:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDispatched inside static-shielded industrial packaging and enclosed within form-fitting shock-absorption layers to protect internal memory tables and physical bus connectors from physical forces during transit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":46026886807725,"sku":"167699-02","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/167699-02.jpg?v=1779962878","url":"https:\/\/www.maxwellplc.com\/products\/1900-65a-167699-02-bently-nevada-general-purpose-equipment-monitor-1900-65-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}