{"product_id":"bently-nevada-21000-28-00-00-039-03-02-proximity-probe-housing-assembly-industrial-automation-module","title":"Bently Nevada 21000-28-00-00-039-03-02 Proximity Probe Housing Assembly – Industrial Automation Module","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eWhen machinery reliability is non-negotiable, the Bently Nevada 21000-28-00-00-039-03-02 provides a robust housing solution for 3300 XL 8 mm proximity probes. This Industrial Automation Module is engineered for externally mounted vibration and position monitoring in demanding environments. With a 3.9-inch probe penetration and a 3\/4-14 NPT mounting thread, it ensures precise and secure installation. The housing is CSA certified explosion-proof, making it suitable for hazardous areas.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eThe Bently Nevada 21000-28-00-00-039-03-02 is built to exacting standards. Below are the key specifications drawn directly from the manufacturer's data:\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\u003eProbe Option\u003c\/td\u003e\n\u003ctd\u003e28 – 3300 XL 8 mm probe, selectable hazardous area approvals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Cable\u003c\/td\u003e\n\u003ctd\u003e00 – not required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandoff Adapter\u003c\/td\u003e\n\u003ctd\u003e00 – without fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Penetration\u003c\/td\u003e\n\u003ctd\u003e039 = 3.9 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitting Option\u003c\/td\u003e\n\u003ctd\u003e03 – includes 3\/4-14 NPT plug, reducer, and cable seal grip with grommets for cable sizes 1\/8-3\/16, 1\/4-5\/16, and 5\/16-3\/8 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Thread\u003c\/td\u003e\n\u003ctd\u003e02 – 3\/4-14 NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eAluminum body with 304 stainless steel sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lb) typical, without fittings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExplosion-proof design:\u003c\/strong\u003e CSA certified for Class I, Divisions 1 and 2, Groups C and D; Class II, Divisions 1 and 2, Groups E, F, and G; and Class III.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e RoHS Directive 2011\/65\/EU compliant, meeting environmental standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAPI 670 compliant:\u003c\/strong\u003e Fully compliant with the American Petroleum Institute's standard for externally mounted proximity probe housings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile fittings:\u003c\/strong\u003e Includes a 3\/4-14 NPT plug, a reducer, and a cable seal grip accommodating multiple cable sizes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable construction:\u003c\/strong\u003e Aluminum body with a 304 stainless steel sleeve for long-lasting performance.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe Bently Nevada 21000-28-00-00-039-03-02 is ideal for rotating machinery monitoring in industries such as oil \u0026amp; gas, power generation, and petrochemical processing. Its explosion-proof certification makes it a reliable choice for hazardous environments where safety is critical. For example, in a refinery compressor train, this housing protects the proximity probe, ensuring accurate vibration readings that prevent unplanned downtime. The 3.9-inch probe penetration suits installations requiring a longer reach, while the 3\/4-14 NPT thread simplifies mounting in standard ports.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup Guidance\u003c\/h2\u003e\u003cp\u003eProper installation is essential for optimal performance. Start by verifying that the mounting thread (3\/4-14 NPT) matches your machine's port. Apply a suitable thread sealant to prevent leakage. When routing the probe cable, use the provided cable seal grip with grommets—choose the grommet that matches your cable diameter (1\/8-3\/16, 1\/4-5\/16, or 5\/16-3\/8 inches). Ensure the probe tip is positioned correctly relative to the target surface, typically with a recommended gap as per the 3300 XL probe specifications. Tighten all fittings securely but avoid over-torquing.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eRegular inspection of the housing and probe assembly is recommended to maintain reliability. Check the O-rings and thread seals for wear, especially in high-vibration environments. Periodically verify that the conduit connections remain tight and that the cable grip is intact. The aluminum body and stainless steel sleeve are corrosion-resistant, but environmental factors like chemical exposure should be assessed. By following a simple maintenance routine, you can extend the service life of the 21000-28-00-00-039-03-02 and avoid costly failures.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore purchasing the Bently Nevada 21000-28-00-00-039-03-02, confirm that your application requires a 3.9-inch probe penetration and a 3\/4-14 NPT mounting thread. If your installation requires a different penetration length or thread, consider other suffix options in the 21000 series. Also, verify the hazardous area classification of your site to ensure the CSA certification matches your needs. For North American end users, the CA21000 version is available; for other regions, use the standard 21000 housing. PLC Source PRO offers this unit new and in original factory packing, backed by a 12-month warranty. Order with confidence for your critical machinery monitoring needs.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default","offer_id":44439315775587,"sku":"21000-28-00-00-039-03-02","price":274.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/21000-00-00-00-035-04-02_401c64bf-68a5-4573-ace3-8666ec61d480.jpg?v=1785867922","url":"https:\/\/www.plcsourcepro.com\/ar\/products\/bently-nevada-21000-28-00-00-039-03-02-proximity-probe-housing-assembly-industrial-automation-module","provider":"PLC Source PRO","version":"1.0","type":"link"}