{"product_id":"vibro-meter-444-311-000-043-ce311-piezoelectric-accelerometer","title":"Vibro Meter 444-311-000-043 CE311 Piezoelectric Accelerometer","description":"\u003ch2\u003eProduct Introduction\u003c\/h2\u003e\u003cp\u003eIn harsh industrial environments, vibration sensors often fail due to moisture ingress, signal degradation over long distances, or the need for external signal conditioners. The \u003cstrong\u003eVibro Meter 444-311-000-043 CE311\u003c\/strong\u003e piezoelectric accelerometer from Meggitt’s vibro-meter product line directly addresses these failure points. It features integrated electronics for charge-to-current conversion, eliminating external conditioners and enabling long-distance signal transmission. The hermetically welded stainless steel construction protects against cooling fluids, lubricants, water, steam, and other contaminants, making the \u003cstrong\u003e444-311-000-043\u003c\/strong\u003e a reliable choice for continuous vibration monitoring.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications Breakdown\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eVibro Meter 444-311-000-043\u003c\/strong\u003e delivers precise performance with key parameters extracted from factory calibration:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity:\u003c\/strong\u003e 50 µA\/g ±5% at 23°C – ensures consistent output for accurate vibration measurement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e -3 dB at 2 Hz, ±5% from 6 to 5000 Hz, ±10% from 5000 to 8000 Hz – covers low to high frequency machinery vibrations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDynamic Range:\u003c\/strong\u003e 0.004 to 40 g\u003csub\u003epeak\u003c\/sub\u003e with overload capacity up to 100 g\u003csub\u003epeak\u003c\/sub\u003e – handles both normal and transient spikes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -40 to 125°C continuous operation, short-term survival up to 150°C – suitable for extreme industrial environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHermetic Sealing:\u003c\/strong\u003e Stainless steel sensor (1.4441) and protection tube (1.4541) welded together – prevents corrosion, humidity, and contaminant ingress.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003e444-311-000-043\u003c\/strong\u003e is designed for vibration monitoring in harsh industrial and hazardous areas. Typical applications include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotating machinery protection:\u003c\/strong\u003e Pumps, fans, compressors, and turbines in oil \u0026amp; gas, petrochemical, and power generation plants benefit from its long-term reliability and overload tolerance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous area monitoring:\u003c\/strong\u003e Available Ex-certified versions (not included here) allow use in potentially explosive atmospheres, reducing failure risk from spark or thermal issues.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote or inaccessible locations:\u003c\/strong\u003e The current-modulated output (2-wire system) supports signal transmission over long distances, minimizing signal loss common with charge amplifiers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation \u0026amp; Setup Guidance\u003c\/h2\u003e\u003cp\u003eProper mounting ensures accurate readings. The \u003cstrong\u003eVibro Meter 444-311-000-043\u003c\/strong\u003e uses four M6 x 35 Allen bolts with spring-steel washers, tightened to a torque of 15 Nm (11.1 lb-ft). The flying leads connection allows flexible wiring to a control system or galvanic separation unit. For best results:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMount on a clean, flat surface to avoid base strain (\u0026lt;0.0015 g\/µε typical).\u003c\/li\u003e\n\u003cli\u003eEnsure the integral cable (twisted pair, shielded) is secured to prevent stress on the hermetically welded junctions.\u003c\/li\u003e\n\u003cli\u003eCalibration is done at the factory at 120 Hz and 5 g\u003csub\u003epeak\u003c\/sub\u003e; no field recalibration is needed.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eWhen ordering the \u003cstrong\u003e444-311-000-043\u003c\/strong\u003e, specify the CE311 type with a 20-meter integral cable (standard version). Buyers should verify the sensor’s compatibility with their monitoring system’s input requirements (15–28 VDC supply, bias current 5.5–7.5 mA). For reliable sourcing, \u003cstrong\u003ePLC Source PRO\u003c\/strong\u003e (available at ubest101.myshopify.com) stocks genuine Vibro Meter parts and can assist with cross-referencing. Ensure the mounting hardware matches your machine’s surface to achieve the specified torque and avoid signal distortion.\u003c\/p\u003e","brand":"Vibro Meter","offers":[{"title":"Default","offer_id":44409534218339,"sku":"444-311-000-043","price":274.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/444-311-000-013_25cd5481-20be-4850-9bc0-230fa54d067d.jpg?v=1785158230","url":"https:\/\/www.plcsourcepro.com\/products\/vibro-meter-444-311-000-043-ce311-piezoelectric-accelerometer","provider":"PLC Source PRO","version":"1.0","type":"link"}