{"product_id":"bently-nevada-1900-55-02-01-01-00-fan-vibration-monitor","title":"Bently Nevada 1900\/55-02-01-01-00 Fan Vibration Monitor","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Bently Nevada 1900\/55-02-01-01-00 is a compact monitoring system designed for industrial fans and gearboxes.\u003cbr\u003eIt delivers continuous vibration and temperature monitoring for low-speed rotating equipment in demanding process environments.\u003cbr\u003eMoreover, the system combines protection, indication, and data output within a single rugged industrial housing.\u003cbr\u003eEngineers commonly select this model when reliable fan operation directly affects plant safety and production stability.\u003c\/p\u003e\n\u003ch3\u003eFunctional Highlights\u003c\/h3\u003e\n\u003cp\u003eThe system supports four total monitoring channels, enabling simultaneous supervision of vibration and temperature conditions.\u003cbr\u003eIn addition, its low-frequency response starting at 1.5 Hz ensures accurate detection on slow-speed fans and gear-driven assets.\u003cbr\u003eAnalog 4–20 mA outputs allow straightforward integration with PLC, DCS, or SCADA platforms.\u003cbr\u003eTherefore, maintenance teams gain real-time visibility without deploying complex vibration analysis infrastructure.\u003cbr\u003eThe front-panel LCD provides clear operating status, alarm indication, and live measurement values for local diagnostics.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eManufacturer: Bently Nevada (GE)\u003cbr\u003eModel Number: 1900\/55-02-01-01-00\u003cbr\u003eProduct Type: Fan Vibration Monitor\u003c\/p\u003e\n\u003cp\u003eMonitoring Channels:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eVibration Inputs: 2 channels, supporting 3-wire accelerometers or 2-wire velocity sensors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTemperature Inputs: 2 channels, supporting 100 Ω platinum RTDs or Type K or T thermocouples\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMeasurement Capability:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eFrequency Response: Low-frequency detection starting at 1.5 Hz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eApplication Focus: Low-speed fans, gearboxes, and auxiliary rotating machinery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOutputs and Alarms:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eAnalog Outputs: 4–20 mA proportional to monitored vibration and temperature variables\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRelay Outputs: 4 SPDT relays, configurable as normally energized or de-energized\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eElectrical and Environmental:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003ePower Consumption: Maximum 10 W\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOperating Temperature: –20 °C to +70 °C (–4 °F to +158 °F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnvironmental Rating: NEMA 4X \/ IP66, dust-tight and water-resistant\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHousing: Rugged industrial-grade enclosure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cp\u003eThis monitor is widely used on induced draft fans, forced draft fans, and cooling tower fan systems.\u003cbr\u003eFor instance, process industries apply it on gear-driven fans where early fault detection prevents costly shutdowns.\u003cbr\u003eMoreover, it suits cement, power generation, metallurgy, and chemical plants operating large numbers of critical fans.\u003cbr\u003eSystem integrators often deploy the unit as a standalone protection device or as part of a broader condition monitoring strategy.\u003c\/p\u003e\n\u003ch3\u003eReliability and Service\u003c\/h3\u003e\n\u003cp\u003eBently Nevada designed the 1900\/55 series for long-term operation in harsh industrial environments.\u003cbr\u003eTherefore, the system minimizes maintenance requirements while delivering consistent measurement accuracy over extended service life.\u003cbr\u003eIts straightforward wiring and configuration reduce commissioning time during both new installations and retrofit projects.\u003c\/p\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003eQ1: What types of sensors can be connected to the 1900\/55-02-01-01-00?\u003cbr\u003eA1: The unit supports 3-wire accelerometers or 2-wire velocity sensors for vibration, plus RTDs or thermocouples for temperature.\u003c\/p\u003e\n\u003cp\u003eQ2: Is this monitor suitable for low-speed fan applications?\u003cbr\u003eA2: Yes, the system detects vibration signals starting at 1.5 Hz, making it ideal for slow-speed fans and gearboxes.\u003c\/p\u003e\n\u003cp\u003eQ3: Can the outputs connect directly to a PLC or DCS?\u003cbr\u003eA3: The 4–20 mA analog outputs connect directly to standard PLC, DCS, or SCADA input modules.\u003c\/p\u003e\n\u003cp\u003eQ4: Does the unit provide local indication and alarms?\u003cbr\u003eA4: Yes, a backlit LCD displays real-time values, while configurable relays support alarm and shutdown logic.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":42711577264218,"sku":"1900\/55-02-01-01-00","price":226.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/190055-02-01-01-002.jpg?v=1767058099","url":"https:\/\/www.plcmasters.com\/de\/products\/bently-nevada-1900-55-02-01-01-00-fan-vibration-monitor","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}