{"product_id":"bently-nevada-21000-34-00-20-030-04-02-proximity-probe-housing-assembly","title":"Bently Nevada 21000-34-00-20-030-04-02 Proximity Probe Housing Assembly","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eWhen machine vibration threatens uptime, the Bently Nevada 21000-34-00-20-030-04-02 Proximity Probe Housing Assembly provides a rugged, certified solution. This assembly houses a 3300 XL 8 mm probe and is designed for permanent installation in hazardous areas. With a CSA Type 4 enclosure rating and full compliance with API 670, the 21000-34-00-20-030-04-02 delivers reliable, repeatable measurements for critical rotating machinery.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExplosion-proof construction\u003c\/strong\u003e – CSA certified for hazardous locations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAluminum body with 304 stainless steel sleeve\u003c\/strong\u003e – corrosion-resistant and durable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable hazardous area approvals\u003c\/strong\u003e – flexible for various site requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional standoff adapter (2-inch)\u003c\/strong\u003e – allows proper probe positioning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3\/4-14 NPT mounting thread\u003c\/strong\u003e – standard industrial connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisible probe P\/N and S\/N\u003c\/strong\u003e – simplifies identification and traceability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\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\u003e3300 XL 8 mm probe with connector protector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Cable Length\u003c\/td\u003e\n\u003ctd\u003eNot required (suffix 00)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandoff Adapter\u003c\/td\u003e\n\u003ctd\u003e2 in (suffix 20)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Penetration\u003c\/td\u003e\n\u003ctd\u003e3 in (suffix 030)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitting Option\u003c\/td\u003e\n\u003ctd\u003eOne 3\/4-14 NPT plug only (suffix 04)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Thread\u003c\/td\u003e\n\u003ctd\u003e3\/4-14 NPT (suffix -02)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Material\u003c\/td\u003e\n\u003ctd\u003eAluminum body with 304 stainless steel sleeve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum (C) + (D) with visible probe P\/N and S\/N\u003c\/td\u003e\n\u003ctd\u003e17.0 in (43.18 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum (C) + (D) Dimension\u003c\/td\u003e\n\u003ctd\u003e32.9 in (83.5 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (typical, without fittings)\u003c\/td\u003e\n\u003ctd\u003e1.1 kg (2.4 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eIn petrochemical plants, the 21000-34-00-20-030-04-02 monitors shaft vibration on compressors and pumps, helping prevent unplanned downtime. Power generation facilities use it on turbines and generators to ensure safe operation. The assembly's explosion-proof rating makes it ideal for oil and gas environments where flammable gases are present.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup Guidance\u003c\/h2\u003e\u003cp\u003eMount the housing using the 3\/4-14 NPT thread. Ensure the standoff adapter (2 in) and probe penetration (3 in) match your machine's dimensions. The probe cable is not required with this suffix, so connect the probe directly to an extension cable or proximitor. Tighten all fittings to prevent leakage and verify the probe tip gap per the manufacturer's instructions.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eThis housing requires minimal maintenance. Periodically inspect the dome cover and O-rings for wear. Keep the conduit ports sealed to maintain the explosion-proof rating. The aluminum body resists corrosion, while the stainless steel sleeve protects the probe. Regular checks ensure long service life and reliable measurements.\u003c\/p\u003e\u003ch2\u003eBuying Guide\u003c\/h2\u003e\u003cp\u003eBefore ordering, confirm that your system requires a 3300 XL 8 mm probe and that the standoff adapter and penetration lengths match your installation. This part number includes a 3\/4-14 NPT plug and mounting thread. PLC Source PRO offers this new, factory-packed unit with a 12-month warranty. Contact our team if you need assistance with compatibility.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default","offer_id":44439621075043,"sku":"21000-34-00-20-030-04-02","price":279.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/21000-34-10-20-058-04-02__E5_89_AF_E6_9C_AC_0f31ae87-3eb0-484c-a24d-2dc560d322d1.jpg?v=1785880560","url":"https:\/\/www.plcsourcepro.com\/he\/products\/bently-nevada-21000-34-00-20-030-04-02-proximity-probe-housing-assembly","provider":"PLC Source PRO","version":"1.0","type":"link"}