{"product_id":"bently-nevada-991-06-70-02-00-industrial-automation-module","title":"Bently Nevada 991-06-70-02-00 Industrial Automation Module","description":"\u003ch2\u003eProduct Introduction\u003c\/h2\u003e\u003cp\u003eWhen a thrust bearing begins to fail, rapid detection is critical. The Bently Nevada 991-06-70-02-00 Probe Vibration Transmitter provides immediate indication through its Not OK signal defeat feature, dropping output below 3.6 mA within 100 µs to minimize damage and unplanned downtime. This industrial automation module is designed for axial vibration monitoring in rotating machinery, accepting one 3300 NSv proximity probe and delivering a 4-20 mA loop signal.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe 991-06-70-02-00 operates over a wide environmental range and delivers consistent performance. Key parameters from the manufacturer include:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Input\u003c\/td\u003e\n\u003ctd\u003e+12 to +35 Vdc at transmitter terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\n\u003ctd\u003e4-20 mA (2-wire configuration)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoop Accuracy\u003c\/td\u003e\n\u003ctd\u003e±1.5% typical over full scale (250 Ω load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Loop Resistance\u003c\/td\u003e\n\u003ctd\u003e1,000 Ω at 35 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Limiting\u003c\/td\u003e\n\u003ctd\u003e23 mA typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinear Range (Prox Out)\u003c\/td\u003e\n\u003ctd\u003e0.25 to 1.65 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFull-Scale Option (-06)\u003c\/td\u003e\n\u003ctd\u003e0.6-0-0.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Length Option (-70)\u003c\/td\u003e\n\u003ctd\u003e7.0 m (23.0 ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN rail; bulkhead screws included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-35°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-51°C to +100°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.43 kg (0.9 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eThe unit also features non-interacting zero and span adjustments, and a Not OK\/Signal Defeat that restores output within 0.1 seconds after fault removal.\u003c\/p\u003e\u003ch2\u003eReal-World Applications\u003c\/h2\u003e\u003cp\u003eThe Bently Nevada 991-06-70-02-00 is ideal for monitoring axial thrust in steam turbines, compressors, and large pumps. In a petrochemical plant, for instance, the rapid Not OK response alerts operators to abnormal thrust before bearing damage escalates. Similarly, in power generation, the 4-20 mA output integrates seamlessly with DCS and PLC systems for continuous condition monitoring.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup Guidance\u003c\/h2\u003e\u003cp\u003eMount the 991-06-70-02-00 on a standard DIN rail. Connect a compatible 3300 NSv proximity probe and extension cable to the input terminal. Wire the 4-20 mA loop in a 2-wire configuration, ensuring supply voltage stays between +12 and +35 Vdc at the terminal. Adjust zero and span using the non-interacting external pots. The bulkhead mounting screws (option 02) provide secure attachment in high-vibration environments.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eThe Bently Nevada 991-06-70-02-00 requires minimal routine care. Periodically check loop resistance (max 1,000 Ω) and verify the Not OK function by simulating a fault condition. Given its robust operating range (-35°C to +85°C), the transmitter tolerates harsh industrial environments. The ±1.5% accuracy ensures reliable data for predictive maintenance programs, reducing unplanned outages.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore ordering, confirm your full-scale range (-06 for 0.6-0-0.6 mm) and system length (-70 for 7.0 m). Verify that your probe and cable are 3300 NSv compatible. For bulkhead mounting, the 02 option is included. We recommend sourcing from a trusted supplier like PLC Source PRO (available at ubest101.myshopify.com) to ensure genuine Bently Nevada parts and technical support.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default","offer_id":44416826048611,"sku":"991-06-70-02-00","price":295.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.plcsourcepro.com\/products\/bently-nevada-991-06-70-02-00-industrial-automation-module","provider":"PLC Source PRO","version":"1.0","type":"link"}