{"product_id":"oil-particle-counter-qualiopc-ves","title":"Oil Particle Counter - QualiOPC™ VES","description":"\u003ch2\u003eOil Particle Counter – QualiOPC™ VES\u003c\/h2\u003e\n\u003cp\u003eThe QualiOPC™ VES Oil Particle Counter is a high-precision laboratory solution designed for detailed particle contamination analysis across a wide range of oils and industrial liquids, including high-viscosity samples. It delivers reliable particle size distribution and contamination level measurements using the light-blocking principle, supporting analysis of hydraulic oil, lubricating oil, transformer insulating oil, gear oil, aviation kerosene, organic fluids, and polymer-based solutions.\u003c\/p\u003e\n\u003cp\u003eBuilt for advanced laboratory workflows, this system supports flexible sampling requirements and a wide range of international cleanliness standards. Its integrated pressurized and vacuum-assisted sampling system improves handling of challenging liquids by extracting high-viscosity samples and minimizing microbubble interference. The pressure sampling unit is capable of handling oils up to 400 cSt and includes a transparent viewing window for real-time sample observation.\u003c\/p\u003e\n\u003cp\u003eQualiOPC™ VES is engineered to accurately detect and quantify solid particle contamination in liquid samples. By utilizing light-blocking measurement technology, it determines particle size distribution and concentration, enabling users to assess fluid cleanliness, detect contamination anomalies, and support maintenance planning as well as quality control processes.\u003c\/p\u003e\n\u003cp\u003eDesigned for both standard oils and complex fluid types, the system enhances laboratory efficiency through improved sample handling and stable measurement performance. Its combined pressure and vacuum functions ensure smoother extraction of difficult samples while maintaining measurement accuracy across diverse testing conditions.\u003c\/p\u003e\n\u003ch2\u003eOil Particle Counter – QualiOPC™ VES Applications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eHydraulic Fluid Analysis:\u003c\/strong\u003e\u003cbr\u003eThe QualiOPC™ VES Oil Particle Counter is well-suited for hydraulic fluid contamination assessment, enabling maintenance teams to identify wear-generated particles and monitor fluid cleanliness levels that can impact system performance and reliability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLubrication and Gear Oil Monitoring:\u003c\/strong\u003e\u003cbr\u003eThis system supports lubricating oil and gear oil analysis for continuous particulate contamination tracking. It helps evaluate oil condition over time, supports maintenance scheduling, and reduces the likelihood of mechanical wear in critical equipment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTransformer and Power Equipment Oil Testing:\u003c\/strong\u003e\u003cbr\u003eDesigned to analyze transformer insulating oil and other dielectric fluids, the instrument supports cleanliness evaluation in electrical and power systems where particle contamination can affect insulation performance and operational safety.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAviation Fuel and Kerosene Quality Control:\u003c\/strong\u003e\u003cbr\u003eThe QualiOPC™ VES enables particle contamination testing in aviation fuel and kerosene quality-control processes, supporting consistent fuel cleanliness verification across handling and storage stages.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOrganic Liquids and Polymer Solutions:\u003c\/strong\u003e\u003cbr\u003eThis system extends its analytical capability to organic liquids and polymer solutions, making it suitable for laboratories working with a broad range of industrial fluids beyond conventional oil applications.\u003c\/p\u003e\n\u003ch2\u003eStandards\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eNAS 1638:\u003c\/strong\u003e\u003cbr\u003eA legacy classification standard used to define particulate contamination levels in hydraulic fluids based on particle count ranges.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSAE AS4059F:\u003c\/strong\u003e\u003cbr\u003eAn SAE cleanliness classification standard that evaluates fluid contamination levels by categorizing particle size distribution and counts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eISO 4402:\u003c\/strong\u003e\u003cbr\u003eAn earlier calibration standard used for automatic particle counters in liquid contamination measurement systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eISO 11171:\u003c\/strong\u003e\u003cbr\u003eA widely recognized calibration and verification standard for automatic particle counters used in liquid cleanliness and contamination analysis.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGOST 17216:\u003c\/strong\u003e\u003cbr\u003eA Russian classification standard used to determine contamination levels in fluids based on measured particle content and distribution.\u003c\/p\u003e\n\u003ch2\u003eOil Particle Counter – QualiOPC™ VES Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eUtilizes the light-blocking (shading) principle for accurate liquid particle contamination analysis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSemiconductor laser sensor with a wide measurement range, stable signal output, low noise, and high resolution for precise detection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-pressure syringe pump ensures consistent sampling performance with adjustable sampling volumes for different testing requirements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDual positive and negative pressure injection system assists in sample degassing and supports fluids with varying viscosity levels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBuilt-in pressure monitoring system automatically regulates air pressure to enhance operational safety and stability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated air purification system minimizes external contamination and reduces the risk of secondary sample pollution during testing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with multiple calibration curves and cleanliness classification standards, including NAS 1638, SAE AS4059F, ISO 4402, ISO 11171, and GOST 17216.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCustom test method configuration with support for user-defined naming, grading, and workflow settings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports up to 64 simultaneous test channels for enhanced multi-parameter analysis capability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReal-time monitoring with automatic stop function when target particle concentration thresholds are reached.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptional sensor module integration for viscosity, moisture content, and temperature measurement alongside particle analysis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdvanced particle sizing capability supporting analysis of nearly 10,000 particle size levels with customizable settings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with standard sampling bottles and sampling cups for flexible laboratory use.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e7-inch color touchscreen interface with fold-button design for simplified operation and improved usability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports manual, automatic, and semi-automatic calibration modes for flexible system setup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRS232 and RS485 communication ports enable seamless integration with PCs and laboratory management systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarge-capacity data storage with result printing and USB export for easy data handling and reporting.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMulti-user account system supporting over five user profiles with configurable permission levels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptional PC-VES pressure sampler equipped with a miniature air compressor, fast pressurization capability, strong pressure retention, support for oils up to 400 cSt, and a transparent viewing window for sample observation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTheory and Method\u003c\/h2\u003e\n\u003cp\u003eQualiOPC™ VES operates on the light-blocking principle, also referred to as the photoresist or shading-based particle counting method. In this process, particles suspended in the liquid pass through a defined sensing zone and interrupt a laser beam. These interruptions are converted into electrical signals, which are then processed to determine particle size distribution and overall contamination levels. This measurement approach is widely used in hydraulic and industrial fluid cleanliness analysis and aligns with established international particle counting practices.\u003c\/p\u003e\n\u003cp\u003eTo enhance measurement reliability across complex samples, the system integrates pressure and vacuum-assisted sampling technology. This combined mechanism improves the handling of high-viscosity liquids and supports efficient sample extraction. It also helps reduce microbubble interference, ensuring more stable and accurate readings during analysis. The sampling system is capable of handling oil viscosities up to 400 cSt, making it suitable for a broad range of laboratory and industrial fluid testing applications.\u003c\/p\u003e\n\u003ch2\u003eOil Particle Counter - QualiOPC™ VES 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\u003eQualiOPC™ VES\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eQualiOPC™ VES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Source\u003c\/td\u003e\n\u003ctd\u003eSemiconductor laser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eParticle Size Range\u003c\/td\u003e\n\u003ctd\u003e0.8–600 μm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCalibration Range Reference\u003c\/td\u003e\n\u003ctd\u003eACFTD 1–100 μm or ISO MTD 4–70 μm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetection Channels\u003c\/td\u003e\n\u003ctd\u003e8–64 channels, optional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity\u003c\/td\u003e\n\u003ctd\u003e0.8 μm (ISO 4402) \/ 3 μm (ISO 11171)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRepeatability\u003c\/td\u003e\n\u003ctd\u003eRSD \u0026lt;2%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSample Viscosity\u003c\/td\u003e\n\u003ctd\u003e≤650 cSt, heating or dilution possible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e7-inch color touch screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunications\u003c\/td\u003e\n\u003ctd\u003eRS232, RS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Output\u003c\/td\u003e\n\u003ctd\u003ePrinting and USB export\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCalibration Modes\u003c\/td\u003e\n\u003ctd\u003eManual, automatic, semi-automatic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptional Integrated Measurements\u003c\/td\u003e\n\u003ctd\u003eViscosity, moisture content, temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePC-VES Pressure Sampler Details\u003c\/h3\u003e\n\u003ctable class=\"table\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003ePC-VES Sampler\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Pressure\u003c\/td\u003e\n\u003ctd\u003e0–0.5 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e100–265 VAC or 24 VDC or optional external lithium battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Temperature\u003c\/td\u003e\n\u003ctd\u003e-20 to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e290 × 190 × 270 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e6.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Oil Viscosity\u003c\/td\u003e\n\u003ctd\u003eUp to 400 cSt\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":52178656690487,"sku":null,"price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/1859\/1543\/files\/oil-particle-counter-qualiopctm-ves426651470.webp?v=1779381658","url":"https:\/\/qualitest.us\/pt\/products\/oil-particle-counter-qualiopc-ves","provider":"Qualitest USA LC","version":"1.0","type":"link"}