{"product_id":"bently-nevada-991-06-50-01-05-industrial-automation-module","title":"Bently Nevada 991-06-50-01-05 Industrial Automation Module","description":"\u003ch2\u003eProduct Overview: Bently Nevada 991-06-50-01-05 Thrust Transmitter\u003c\/h2\u003e\u003cp\u003eThe Bently Nevada 991-06-50-01-05 is a precision probe vibration transmitter designed for axial thrust monitoring in rotating machinery. This industrial automation module converts proximity probe signals into a linear 4-20 mA output, enabling real-time condition monitoring and fault detection. Manufactured in the U.S.A., the 991-06-50-01-05 offers high accuracy and robust environmental performance, making it a trusted choice for critical asset protection in oil \u0026amp; gas, power generation, and heavy industry.\u003c\/p\u003e\u003ch2\u003eKey Technical Specifications\u003c\/h2\u003e\u003cp\u003eThe Bently Nevada 991-06-50-01-05 incorporates proven sensing technology with the following parameters:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Signal:\u003c\/strong\u003e 4-20 mAdc (two-wire loop) over specified full-scale range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e Requires +12 to +35 Vdc at transmitter terminal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinear Range:\u003c\/strong\u003e 0.25 to 1.65 mm for proximity output; supports 0.6-0-0.6 mm or 25-0-25 mils loop ranges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy:\u003c\/strong\u003e Within ±1.5% of full scale (typical), measured with 250 Ω loop resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Loop Resistance:\u003c\/strong\u003e 1,000 Ω including cable at 35 Vdc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Limiting:\u003c\/strong\u003e 23 mA typical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Operating Range:\u003c\/strong\u003e -35°C to +85°C (-31°F to +185°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature Range:\u003c\/strong\u003e -51°C to +100°C (-60°F to +212°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.43 kg (0.9 lbm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e 35 mm DIN rail with clips\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eReal-World Applications\u003c\/h2\u003e\u003cp\u003eThe Bently Nevada 991-06-50-01-05 excels in axial thrust measurement for turbines, compressors, and pumps. In a steam turbine application, the transmitter monitors thrust bearing wear by outputting a 4-20 mA signal proportional to shaft displacement. Its fast fault response—output drops below 3.6 mA within 100 µs on a Not OK condition—protects against catastrophic failure. The unit's ATEX Zone 0 and Zone 2 approvals allow safe installation in hazardous areas, reducing downtime risks.\u003c\/p\u003e\u003ch2\u003eInstallation and Mounting Guide\u003c\/h2\u003e\u003cp\u003eMount the Bently Nevada 991-06-50-01-05 on a standard 35 mm DIN rail using the included clips (Mounting Option 01). Connect a compatible 3300 NSv proximity probe and extension cable (system length 5.0 meters) to the input. Wire the 4-20 mA loop to a PLC or DCS input module, ensuring loop resistance does not exceed 1000 Ω. Power the transmitter with +12 to +35 Vdc at its terminals. Adjust zero and span externally using non-interacting adjustments. Verify orientation for axial measurement as per the use: Axial specification.\u003c\/p\u003e\u003ch2\u003eMaintenance and Long-Term Reliability\u003c\/h2\u003e\u003cp\u003eThe Bently Nevada 991-06-50-01-05 requires minimal routine maintenance. Inspect loop connections annually for corrosion or loose terminations. Verify output at test points to confirm accuracy remains within ±1.5% of full scale. The robust housing withstands extreme temperatures from -35°C to +85°C, ensuring reliable operation in harsh environments. Signal defeat logic (\u0026lt;3.6 mA within 100 µs) provides automatic fault indication, reducing need for manual checks. Over the product lifecycle, the transmitter's self-diagnostics and high loop accuracy contribute to lower total cost of ownership.\u003c\/p\u003e\u003ch2\u003eSelection and Purchasing Guide\u003c\/h2\u003e\u003cp\u003eWhen ordering the Bently Nevada 991-06-50-01-05, confirm the full-scale option (06: 0.6-0-0.6 mm) and system length (5.0 meters) match your application. Verify agency approval Option 05 includes CSA Division 2, ATEX Zone 0\/2, and ABS maritime approval. For best results, pair with a 3300 NSv proximity probe and extension cable. As a trusted supplier, ubest101 stocks genuine Bently Nevada modules with full traceability. Always check compatibility with your existing monitoring system before purchase.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default","offer_id":44416681672803,"sku":"991-06-50-01-05","price":269.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.plcsourcepro.com\/products\/bently-nevada-991-06-50-01-05-industrial-automation-module","provider":"PLC Source PRO","version":"1.0","type":"link"}