{"product_id":"bently-nevada-990-04-50-01-05-industrial-automation-module","title":"Bently Nevada 990-04-50-01-05 Industrial Automation Module","description":"\u003ch2\u003eIntroduction\u003c\/h2\u003e\u003cp\u003eWhen unplanned machinery downtime disrupts operations, the Bently Nevada 990-04-50-01-05 990 Vibration Transmitter provides critical early warning. Designed to accept a single non-contacting 3300 NSv Proximity Probe, this transmitter delivers accurate, real-time vibration data to prevent catastrophic failures. The 990-04-50-01-05 is part of Bently Nevada's trusted 990 series, engineered for demanding industrial environments.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe Bently Nevada 990-04-50-01-05 operates with a full-scale range of 0-4 mils pp (0-100 μm pp) and a system length of 5.0 meters (16.4 feet). It mounts via 35 mm DIN rail clips and carries approvals: CSA Division 2, ATEX Zone 0, ATEX Zone 2, and ABS maritime approval. Key parameters include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e: +12 to +35 Vdc\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput\u003c\/strong\u003e: 4-20 mA over full-scale range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccuracy\u003c\/strong\u003e: ±1.5% over specified full-scale range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum loop resistance\u003c\/strong\u003e: 1,000 Ω 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\u003eFrequency response\u003c\/strong\u003e: 5 Hz to 6,000 Hz +0, -3 dB\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\u003eProbe gap\u003c\/strong\u003e: 0.5 to 1.75 mm (20 to 55 mils)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe industry applications for the Bently Nevada 990-04-50-01-05 include monitoring rotating machinery such as pumps, compressors, turbines, and fans. In a typical setup, the transmitter connects to a 3300 NSv probe and outputs a 4-20 mA signal proportional to vibration amplitude. The NOT OK\/signal defeat feature forces output below 3.6 mA within 100 μs upon fault detection, safeguarding downstream logic.\u003c\/p\u003e\u003ch2\u003eInstallation Guide\u003c\/h2\u003e\u003cp\u003eMount the 990-04-50-01-05 using the included 35 mm DIN rail clips. Ensure the proximity probe is gapped between 0.5 and 1.75 mm from the target surface. Power the transmitter with +12 to +35 Vdc at the terminal block. Connect the 3300 NSv probe and extension cable; the maximum leadwire length for the Proximitor Sensor Output (BNC) is 3 meters (10 feet). For hazardous area installations, verify the power supply voltage meets zone requirements (28 V for Div 2\/Zone 2).\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eThe Bently Nevada 990-04-50-01-05 is designed for long-term reliability with no routine calibration needed. However, periodic inspection of probe gap and cable integrity can prevent drift. The transmitter's current limiting (23 mA typical) protects against loop faults. The non-interacting zero and span adjustments allow field re-ranging without affecting calibration. In severe vibration environments, the robust 35 mm DIN rail mounting ensures stable operation.\u003c\/p\u003e\u003ch2\u003eSelection Guide\u003c\/h2\u003e\u003cp\u003eWhen selecting the Bently Nevada 990-04-50-01-05, confirm the full-scale range (0-4 mils in this variant) and system length (5.0 m) match your installation. The 35 mm DIN rail mounting option simplifies integration. Ensure your power supply provides +12 to +35 Vdc and the loop resistance does not exceed 1,000 Ω. For assistance, contact PLC Source PRO (available at ubest101.myshopify.com) for compatible probes and accessories.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default","offer_id":44416491389027,"sku":"990-04-50-01-05","price":229.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.plcsourcepro.com\/products\/bently-nevada-990-04-50-01-05-industrial-automation-module","provider":"PLC Source PRO","version":"1.0","type":"link"}