{"product_id":"direct-reading-ferrograph","title":"Direct Reading Ferrograph","description":"\u003ch2\u003eDirect Reading Ferrograph – QualiFG™ DRF\u003c\/h2\u003e\n\u003cp\u003eQualiFG™ DRF Direct Reading Ferrograph is a quantitative wear debris analysis system designed for fast screening of ferromagnetic particles in used lubricants. It delivers wear severity results within minutes by combining magnetic-gradient particle separation with optical measurement. This enables maintenance and reliability teams to quickly identify abnormal wear patterns and determine whether advanced analysis such as detailed ferrography or microscopy is required.\u003c\/p\u003e\n\u003cp\u003eDesigned for continuous condition monitoring, QualiFG™ DRF supports analysis of oils, hydraulic fluids, coolants, and fuel systems. The system features automated sample injection, controlled deposition of wear debris, and numeric output that supports trend-based monitoring rather than relying on single-point visual inspection. This makes it highly effective for tracking equipment health over time and detecting early-stage wear development.\u003c\/p\u003e\n\u003cp\u003eQualiFG™ DRF is well-suited for laboratories and reliability programs that need a fast frontline screening solution before proceeding to in-depth particle morphology evaluation. It is widely used for machinery wear monitoring, lubricant condition assessment, gearbox wear evaluation, and analysis of ferromagnetic debris in bearing and transmission systems.\u003c\/p\u003e\n\u003ch2\u003eDirect Reading Ferrograph – QualiFG™ DRF Applications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eMachine system wear monitoring:\u003c\/strong\u003e\u003cbr\u003eQualiFG™ DRF supports trend-based condition monitoring by establishing a baseline and tracking variations in wear intensity over time. This enables earlier identification of abnormal operating behavior and supports timely decisions related to inspection intervals, filtration performance, and maintenance scheduling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLubricating oil evaluation:\u003c\/strong\u003e\u003cbr\u003eThis Direct Reading Ferrograph provides fast quantitative assessment of lubricating oils used in machinery following oil replacement, maintenance activity, or changes in operating conditions. Its numeric output allows rapid screening of samples without requiring full microscopic examination for routine evaluations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGearbox ferromagnetic wear evaluation:\u003c\/strong\u003e\u003cbr\u003eQualiFG™ DRF is effective for screening gearbox wear, where increasing levels of ferromagnetic debris may indicate gear tooth damage, bearing degradation, or excessive abrasive activity. A noticeable rise in measured values can serve as an early indicator to proceed with detailed analytical ferrography or microscopy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eResidual assessment of bearing and gearbox oils:\u003c\/strong\u003e\u003cbr\u003eThe system also supports post-maintenance verification by evaluating whether ferromagnetic residue is decreasing or stabilizing after corrective actions. This helps confirm whether maintenance or repair work has successfully reduced active wear within the system.\u003c\/p\u003e\n\u003ch2\u003eStandards\u003c\/h2\u003e\n\u003cp\u003eDirect Reading Ferrography is typically applied as part of structured condition monitoring and wear debris analysis programs. The following international standards are commonly referenced to support program design, reporting consistency, and follow-up analytical evaluation:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eISO 17359\u003c\/strong\u003e\u003cbr\u003eProvides general guidelines for establishing a condition monitoring program, including the use of tribology-based parameters and contamination monitoring methods to assess machinery health.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eASTM D7690\u003c\/strong\u003e\u003cbr\u003eDefines practices for the microscopic examination and characterization of particles on ferrograms using analytical ferrography. It is commonly used as a follow-up method when Direct Reading Ferrograph results indicate abnormal wear activity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eASTM D7684\u003c\/strong\u003e\u003cbr\u003eOffers guidance for the classification and reporting of particulate debris using microscopy, helping ensure consistent terminology, structured interpretation, and standardized reporting of wear particle observations.\u003c\/p\u003e\n\u003ch2\u003eDirect Reading Ferrograph – QualiFG™ DRF Key Features\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFast quantitative wear screening:\u003c\/strong\u003e\u003cbr\u003eQualiFG™ DRF delivers a rapid quantitative assessment of ferromagnetic wear debris in used lubricants, providing quick insight into equipment condition for routine monitoring and screening purposes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAutomatic analysis sequence:\u003c\/strong\u003e\u003cbr\u003eAfter sample introduction, the system runs an automated analysis cycle that reduces manual handling and supports efficient laboratory workflows with consistent operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRapid cycle time:\u003c\/strong\u003e\u003cbr\u003eEach test is typically completed in under 10 minutes, making this Direct Reading Ferrograph well suited for high-throughput screening and fast exception-based wear detection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMagnetic-gradient design for stable deposition:\u003c\/strong\u003e\u003cbr\u003eThe system uses magnetic-gradient separation to ensure controlled particle deposition, supporting stable readings and improved repeatability. It features a maximum magnetic field gradient greater than 5.0 T\/cm and a maximum magnetic flux density exceeding 1.5 T.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdjustable positioning for consistent measurement:\u003c\/strong\u003e\u003cbr\u003eAn adjustable positioning mechanism allows control of the oil-sample inlet distance relative to the sensor, helping maintain consistent sampling conditions and improving run-to-run measurement reliability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePortable, bench-friendly design:\u003c\/strong\u003e\u003cbr\u003eThe compact and portable configuration allows use in both laboratory and field environments. This flexibility supports onsite condition monitoring and reliability inspections.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLow-power, interference-resistant operation:\u003c\/strong\u003e\u003cbr\u003eThe system is designed with low power consumption and enhanced resistance to electromagnetic interference, ensuring stable performance in industrial operating environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConnectivity for data handling:\u003c\/strong\u003e\u003cbr\u003eQualiFG™ DRF supports USB and RJ45 interfaces for data transfer and integration into monitoring workflows. It also includes a Windows-based operating environment for data review, analysis, and export.\u003c\/p\u003e\n\u003ch2\u003eTheory and Method\u003c\/h2\u003e\n\u003cp\u003eThis type of Ferrograph operates by magnetically separating ferromagnetic wear particles from a lubricant sample and measuring the intensity of particle deposition at defined points along the deposit path using optical detection. The resulting signal is converted into quantitative values that reflect wear particle concentration and trend severity, making Direct Reading Ferrography an effective screening approach for detecting abnormal wear conditions.\u003c\/p\u003e\n\u003cp\u003eQualiFG™ DRF automates the sample injection process to ensure each test follows a consistent preparation sequence. As an automatic direct-reading system, it deposits ferromagnetic particles within a controlled magnetic field and translates deposition intensity into numerical indicators for wear trend evaluation.\u003c\/p\u003e\n\u003cp\u003eIn practical use, this system functions primarily as a trend-monitoring tool. Results gain greater significance when evaluated against historical data from the same machine and lubricant type. Sudden or sustained increases in readings are typically used as triggers for further diagnostic techniques, including analytical ferrography and particle microscopy.\u003c\/p\u003e\n\u003ch2\u003eDirect Reading Ferrograph – QualiFG™ DRF Technical Specification\u003c\/h2\u003e\n\u003ctable class=\"table\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eQualiFG™ DRF\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDirect Reading Ferrograph \/ Ferrograph\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSingle Sampling Volume\u003c\/td\u003e\n\u003ctd\u003e1 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSingle Analysis Time\u003c\/td\u003e\n\u003ctd\u003eLess than 10 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eHigh-sensitivity touch screen; 7-inch touch display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB Interface\u003c\/td\u003e\n\u003ctd\u003e4 USB interfaces listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Connection\u003c\/td\u003e\n\u003ctd\u003eRJ45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating System\u003c\/td\u003e\n\u003ctd\u003eWindows 7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCleaning Agent\u003c\/td\u003e\n\u003ctd\u003eTetrachloroethylene\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Magnetic Field Gradient\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 5.0 T\/cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Magnetic Flux Density\u003c\/td\u003e\n\u003ctd\u003e\u0026gt; 1.5 T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTest Resolution\u003c\/td\u003e\n\u003ctd\u003e0.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInjection Method\u003c\/td\u003e\n\u003ctd\u003eAutomatic injection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e220 VAC ±10%, 50 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptional Voltage\u003c\/td\u003e\n\u003ctd\u003e110 V available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdapter\u003c\/td\u003e\n\u003ctd\u003e12 VDC, 5 A power adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReferenced Standards\u003c\/td\u003e\n\u003ctd\u003eISO 17359, ASTM D7690, ASTM D7684\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Qualitest USA LC","offers":[{"title":"Default Title","offer_id":52175949136183,"sku":null,"price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/direct-reading-ferrograph2113509707.webp?v=1779361101","url":"https:\/\/qualitest.us\/pt\/products\/direct-reading-ferrograph","provider":"Qualitest USA LC","version":"1.0","type":"link"}