RDE-OES Dual Optic Elemental Analyzer

RDE-OES Ultra Compact Elemental Analyzer

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RDE-OES Dual Optic Elemental Analyzer
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RDE-OES Ultra Compact Elemental Analyzer
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RDE-OES Ultra Compact Elemental Analyzer

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RDE-OES Ultra Compact Elemental Analyzer – QualiRDE™ 3000

The QualiRDE™ 3000 RDE-OES Ultra Compact Elemental Analyzer delivers rapid elemental analysis for oils, fuels, and industrial fluids used in maintenance programs and laboratory testing. Designed for direct sample analysis, it supports both new and in-service lubricants, hydraulic oils, fuels, greases, antifreeze, water-based fluids, and steam turbine condensate. The system helps identify wear metals, contaminants, and additive elements quickly, supporting condition monitoring and reliability initiatives.

Built around a graphite rotating disc electrode excitation source, the analyzer combines a Paschen-Runge optical system with a high-precision CCD detector to provide accurate multi-element measurements. With analysis times of 30 seconds or less, laboratories can generate actionable data without lengthy preparation procedures.

The QualiRDE™ 3000 is well suited for industrial, transportation, marine, aviation, mining, power generation, military, and commercial oil analysis laboratories. Its compact footprint supports facilities seeking high-performance elemental testing while minimizing space requirements. Direct sample testing, low sample volume requirements, operation without reagent gases, and advanced software for trending and predictive maintenance make it a practical solution for routine fluid monitoring.

As an RDE-OES elemental analyzer for oil condition monitoring, the system utilizes atomic emission spectroscopy and a graphite rotating disc electrode to determine elemental concentrations in fluid samples. Key components include a high-energy arc excitation power supply, rotating disc electrode assembly, Paschen-Runge spectrometer, high-precision CCD detector, electronic control system, and computer-based analysis software.

The analyzer supports a broad range of applications, including new and used lubricating oils, hydraulic fluids, gasoline, diesel fuel, heavy fuel oils, lubricating greases, antifreeze, industrial water, domestic water, and steam turbine condensate. Its single-station design, integrated grinder, optional printer configuration, and unified control platform make it an excellent choice for laboratories requiring fast elemental screening and dependable analytical performance in a space-efficient system.

RDE-OES Ultra Compact Elemental Analyzer - QualiRDE™ 3000 Applications

Used Oil Analysis

The QualiRDE™ 3000 is designed for used oil analysis programs that track wear metals, contaminants, and additive elements in lubricants and hydraulic fluids. Its rapid elemental testing capabilities help maintenance teams evaluate lubricant condition, identify abnormal equipment wear, and support informed maintenance decisions. ASTM D6595 outlines the determination of wear metals and contaminants in used lubricating oils and hydraulic fluids through rotating disc electrode atomic emission spectrometry.

Hydraulic Fluid Monitoring

The analyzer provides fast elemental screening of hydraulic fluids, helping identify early signs of component wear, contamination, and fluid degradation. This enables maintenance personnel to detect potential system issues sooner, reduce unplanned downtime, and improve equipment reliability through condition-based monitoring.

Fuel and Fluid Condition Screening

The QualiRDE™ 3000 supports elemental analysis of gasoline, diesel fuel, heavy fuel oil, and other related fluids. Its analytical capabilities help laboratories detect contaminants and corrosion-related elements that may affect fuel quality and system performance. ASTM D6728 defines procedures for measuring contaminants and corrosion-related materials in gas turbine and diesel engine fuels using rotating disc electrode atomic emission spectroscopy.

Industrial Reliability and Predictive Maintenance

With simultaneous multi-element analysis of up to 24 elements, sub-ppm detection performance, and analysis times of less than 30 seconds, the QualiRDE™ 3000 is a valuable tool for reliability-focused maintenance programs. Industries including aviation, marine, mining, steel production, transportation, energy, and commercial testing laboratories can benefit from fast elemental data for equipment health assessment. Integrated software supports trend monitoring, condition evaluation, and predictive maintenance strategies that help optimize asset performance and maintenance scheduling.

Standards

The QualiRDE™ 3000 RDE-OES Ultra Compact Elemental Analyzer is designed to support elemental analysis workflows aligned with widely recognized industry standards for oil, hydraulic fluid, and fuel testing.

  • ASTM D6595 – Standard Test Method for the Determination of Wear Metals, Contaminants, and Additive Elements in Used Lubricating Oils and Hydraulic Fluids by Rotating Disc Electrode Atomic Emission Spectrometry. This standard is commonly referenced for machinery condition monitoring, lubricant health assessment, and maintenance-related fluid analysis.

  • ASTM D6728 – Standard Test Method for the Determination of Contaminants and Corrosion-Related Elements in Gas Turbine and Diesel Engine Fuels by Rotating Disc Electrode Atomic Emission Spectrometry. This method supports fuel quality evaluation and contamination monitoring in industrial and transportation applications.

RDE-OES Ultra Compact Elemental Analyzer - QualiRDE™ 3000 Features

RDE-OES Ultra Compact Elemental Analyzer

  • Simultaneous measurement of up to 24 elements in a single test, supporting the analysis of wear metals, contaminants, and additive elements.

  • Measurement ranges of 0–1000 ppm for 19 elements and 0–6000 ppm for 5 elements, providing broad elemental coverage.

  • Patented digital arc excitation source with solid-state technology for consistent and stable excitation performance.

  • High-resolution CCD optical detection system featuring a 3,648-pixel detector architecture for accurate elemental measurements.

  • Advanced dual-optical configuration combining Rowland circle optics and a C-T optical path design.

  • Dual fiber-optic signal transmission system for efficient optical signal processing.

  • Direct sample analysis without the need for argon, oxygen, or chemical solvents.

  • 400 mm focal length optical system designed for enhanced spectral resolution.

  • Wide spectral coverage from 200–800 nm for multi-element analysis.

  • Precision optical temperature control maintained at 38°C ± 0.1°C for stable analytical performance.

  • Rapid analysis cycle with test results available in 30 seconds or less.

  • Detection capability below 1 ppm for trace elemental monitoring.

  • Low sample volume requirement of approximately 2 mL or less, reducing sample consumption.

  • Integrated graphite electrode grinder for streamlined laboratory operation.

  • Printer compatibility for convenient reporting and documentation.

  • Built-in industrial control computer for standalone operation and simplified workflow management.

  • Specialized exhaust design that helps minimize cross-contamination between samples.

  • Windows-based spectral analysis software for instrument control, data storage, reporting, and qualitative and quantitative elemental analysis.

  • Advanced software tools for data management, trend monitoring, predictive analysis, and equipment condition assessment.

  • Compact desktop configuration with an integrated computer system and motorized grinder, supporting easy installation and mobility within laboratory environments.

Theory and Method

RDE-OES (Rotating Disc Electrode Optical Emission Spectroscopy) is an elemental analysis technique that determines the concentration of metallic elements in oils and other industrial fluids by measuring the characteristic light emitted from excited atoms. The method is widely used for rapid multi-element analysis of lubricants, hydraulic fluids, fuels, coolants, and related samples in maintenance and laboratory environments.

The QualiRDE™ 3000 RDE-OES Ultra Compact Elemental Analyzer utilizes a rotating graphite disc electrode and high-energy arc excitation to generate atomic emission from the sample. The emitted light is separated through a Paschen-Runge optical system and captured by a high-resolution CCD detector, allowing simultaneous measurement of multiple elements. This approach enables the identification and quantification of wear metals, contaminants, and additive elements directly from the sample cup without the need for reagent gases or chemical pretreatment.

The analyzer integrates dual optical configurations, dual fiber-optic signal transmission, and precision optical temperature stabilization to support consistent analytical performance. Combined with advanced spectral analysis software, data management tools, trend monitoring, and predictive analysis capabilities, the system provides reliable elemental data for fluid condition assessment, equipment health monitoring, and maintenance planning.

RDE-OES Ultra Compact Elemental Analyzer - QualiRDE™ 3000 Technical Specification

Parameter QualiRDE™ 3000
Model QualiRDE™ 3000
Analytical Method RDE-OES / Rotating Disc Electrode Optical Emission Spectrometer
Applicable Standards ASTM D6595, ASTM D6728
Detector CCD Detector
Optical Structure Paschen-Runge spectrometer
Optical Focal Length 400 mm
Spectral Range 200–800 nm
Test Time Not more than 30 seconds
Detection Limit Less than 1 ppm
Number of Elements 24 elements
Detection Range 0–1000 ppm for 19 elements; 0–6000 ppm for 5 elements
Sample Volume Less than / about 2 mL
Optical Temperature Control 38°C ± 0.1°C
Dimensions 550 × 330 × 430 mm
Weight Approximately 35 kg
Built-in Components Graphite electrode grinder, industrial control computer, printer support
Software Windows-based spectral analysis software with data management, trend analysis, and prediction functions

Standard Element Configuration

Range Elements
0–1000 ppm Al, B, Cd, Cr, Cu, Pb, Mn, Mo, Ni, Si, Ag, Na, Sn, Ti, V, Fe, K, Li, Sb
0–6000 ppm Ba, Ca, Mg, P, Zn

Delivery time varies upon stock availability. Our standard dispatch and shipping times are generally within 1 week, however for some high demand items the delivery may be extended to 2-3 weeks. If you require these items urgently please contact us to check accurate stock availability and to organize faster shipping methods.

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Important Delivery Information

Delivery time varies upon stock availability. Our standard dispatch and shipping times are generally within 1 week, however for some high demand items the delivery may be extended to 2-3 weeks.

Need it urgently? Contact us here to check stock and organize faster shipping.

Orders:
Purchaser acknowledges that when placing an order on the Qualitest:

A. the placing of the order signifies the purchaser's assent to place said order at the Qualitest and that the order will be accepted by the successful processing of the order by Qualitest USA LC.
B. the purchaser typing their name when requested to do so by the Qualitest constitutes a signature to contract
C. the purchaser has the full authority to enter into the contract for such entity, and such grant of authority was indicated by purchaser by placement of the order through the Qualitest.
D. A minimum handling fee will be applied to the shipping total for all orders.

Shipping within the U.S.A.:

All orders will be shipped best way prepaid, via courier for smaller packages or via Freight forwarders for larger crates. A handling fee may be applicable to orders. Title to merchandise transfers to the purchaser upon delivery to the carrier. Loss or damage in transit is the responsibility of the purchaser. Qualitest USA will provide assistance with information needed for processing claims.

Shipping outside of the U.S.A.:

All orders will be shipped best way, via courier for smaller packages or via Freight forwarders for larger crates. A low handling fee may be applicable. Title to merchandise transfers to the purchaser upon delivery to the carrier. Loss or damage in transit is the responsibility of the purchaser. Qualitest USA will provide assistance with information needed for processing claims. Export fees, duties, taxes, and customs clearance are the responsibility of the purchaser.

Shipping insurance is not included, please contact our sales representatives if you need shipping insurance.

Partial shipment: Qualitest USA reserves the right to make partial shipments unless otherwise instructed by the purchaser.

Payment terms: All payments to Qualitest USA are to be made in U.S. Dollars (USD)

A. Credit Card - Qualitest USA will accept Visa, Master Card, AMEX or Discover. Required information from the purchaser is the credit card number, 3 digit security code, expiration date, card holder's name (exactly as it appears on the card), billing address, and valid telephone number for us to use in case of difficulty. Qualitest USA reserves the right to delay shipment pending verification of credit card validity.
B. Wire Transfer - Transfer must be made to Qualitest and confirmed for the full purchase amount (merchandise, handling and shipping) prior to shipment. Please contact us by phone at 1.877.884.TEST (8378)(outside U.S. +1.905.944.9825) or by fax at +1.954.697.8211 for bank information.
C. Open Account - Available to U.S.A. and Canadian customers only. Terms on open accounts are Net 30 days from date of shipment. Qualitest USA reserves the right to refuse shipment of new orders if any unpaid invoices are older than 30 days. Purchasers may apply for an open account by providing:

their bank information
3 credit references from other suppliers
Please allow 5 business days for confirmation of credit and creation of an open account.

Return Policy:

Qualitest USA may accept return of purchased merchandise within North America for refund or credit under the following conditions -

  • There may be an additional restocking fee charged to the transaction if items are already shipped to customer.
  • Goods must be returned to Qualitest USA within 5 days of the date of the receipt of the purchased goods.
  • All freight, duties, customs, and other related shipping charges for the returned merchandise are borne by the purchaser. Shipments made freight collect will be refused.
  • Merchandise must be returned properly packaged in brand new, salable condition, along with original packaging and all documentation, accessories and certificates.
  • Purchaser has confirmed return authorization directly with Qualitest.
  • Merchandise is regular catalog item. Special order items can not be returned.
  • All returned merchandise is subject to inspection by Qualitest. Qualitest reserves the right to refuse return of any merchandise that is used, damaged, or not part of the current published price list. In the case Qualitest does not accept the returned merchandise, reasonable attempts will be made to notify the Buyer and the merchandise will be returned to Buyer as they were received by Qualitest. Damaged merchandise that can be restored to original condition and thus accepted for return will be evaluated on an individual basis. The purchaser will be advised of additional expenses for the repair and restoration of the returned item. After approval, these expenses will be charged to the purchaser in addition to the restocking fee.


Change of Terms:

The acceptance of any order by Qualitest USA is subject to purchaser's assent to all of the terms and conditions set forth herein. Purchaser's assent to these terms and conditions shall be presumed from the purchaser's placement of an order through the Qualitest. Any and all other terms and conditions are expressly rejected, and no addition or modification of terms and conditions shall be binding without the prior agreement of Qualitest USA in writing.

Complete Agreement:

The terms and conditions in the Qualitest web site, incorporated herein by reference, including forms, acknowledgements, quotations, invoices and sales terms and conditions constitute the entire and exclusive agreement between the purchaser and Qualitest USA LC.

Information:

Qualitest USA makes every effort to insure the accuracy of the product information displayed on its web sites, but makes no warranties, expressed or implied, as to the accuracy of the data portrayed on the web sites. Qualitest USA reserves the right to change product information, including pricing information at any time without notice. 

Trademarks and Copyrights:

The WorldofTest.com Qualitest contains trademarked product names. Product names are not to be reproduced or used in any fashion by any party other than Qualitest without the express written consent of Qualitest International Inc.. All pictures, descriptions, and other content of this web site are copyrighted by Qualitest USA and may not be used without the express written permission of Qualitest USA. Purchaser acknowledges that they have no right, title, or interest in the trademarks or copyrights in the products, and purchaser covenants that it will take no action to register or otherwise interfere with such rights. Please contact us with any requests for permission or questions about our trademarks. 

Warranty Disclaimer:

No warranty or affirmation of fact, express or implied, other than expressly set forth herein is made or authorized by Qualitest USA. Qualitest USA disclaims any and all liability for product defect claims. Qualitest USA does not express or imply a warranty that any product on the web site(s) is fit for a particular purpose. Qualitest USA honors the product warranty as published and made available by Qualitest USA. Warranty claims for products not manufactured by Qualitest are the responsibility of the manufacturer. Qualitest USA will always make its best good faith effort to resolve warranty claims. 


Force Majeure:

Qualitest USA shall not be liable for any delay in or impairment of performance resulting in whole or in part from Acts of God, service interruptions, labor disruptions, insurrections, governmental decrees or controls, war risks, severe weather, supplies or raw materials, inability to procure or ship products, inability to obtain permits and/or licenses, or any other circumstances or causes beyond the control of Qualitest USA in the conduct of its business. 

Qualitest USA Privacy Policy 

I. What legal provisions govern our data processing practices? How and from where (internal/external sources) is personal data acquired? What are the rights of the user (web site visitor/registered customer)? 

1. General
As a general principle, no personal details need to be provided when visiting our Internet site. Data made available to us by you is treated in strict confidence and in accordance with the provisions of the Federal Data Protection Act. With a few exceptions (see point 2 below), our web server only registers non-personal (anonymous) data concerning the use of our site. Specifically, the log files of our web server, as a general rule, only contain the user's IP address, the last page visited by the user, the browser used, date, time and the file requested. This anonymous data, however, does not permit conclusions to be drawn about the individual users, and merely serves to prepare statistics on the use of our Internet site for the purpose of its improvement. At the same time, great importance is placed on ensuring that usage data is not linked with personal data. 

2. Personal data

Person-related data (personal data) is only used if the newsletter is ordered (by email), product(s) is (are) ordered, or to supply product information. We undertake to use the personal data entrusted to us only for the purposes stated. Purchase history is retained for assistance with future customer needs. 

II. What security measures are used to protect personal data? What are the user's options for processing personal data? 

3. Technical measures

Databases are optimally protected against third party access, loss, misuse and falsification through the use of appropriate technical means. In order to determine the popularity of individual topic areas, cookies are used in those sections. These text files are stored on your hard disk and facilitate your use of our Internet site. Thanks to these cookies, there is no need for specific registration each time you visit a section requiring registration, and we can supply you with the personalized contents you request. 

It is for you to decide whether you want to work with cookies and, if so, which kind (permanently stored on the hard disk or only placed for the time of the browser activity). However, we draw your attention to the fact that access to fields requiring registration is only possible with activated cookies. 

III. What data is communicated to third parties and for what purposes? 

4. Communication of personal data

Personal data entrusted to us by you is not communicated, leased or sold to third parties. 

IV. Which department answers questions about the processing of personal data? 

5. Contact

In the light of the rapid technical developments in connection with the Internet, we make every effort to constantly improve our Internet site and technical precautions, including those connected with data protection. We will keep you suitably informed about such measures. Any changes will be published here. Further information is available at any time by contacting Qualitest USA.

Disclaimer of liability Qualitest USA shall not be liable for direct, indirect or consequential losses resulting from or in connection with access to, use of or queries to the Qualitest web site or its links with other web sites, even if Qualitest USA has previously been informed of the possibility of such losses. No guarantee is provided as to the accuracy of the information disseminated via the Qualitest USA web site. In addition, Qualitest USA guarantees neither the reliability nor the completeness of the information contained on its web site. The information made available on the Qualitest and WorldofTest.com web site may be amended at any time without prior notice. In particular, Qualitest USA shall not be liable for losses caused by transmission errors, technical faults and interruptions, breakdowns or an unlawful interference with the user's data processing system or the generally accessible systems and transmission networks. Nor shall Qualitest USA be liable for losses resulting from breakdowns, interruptions or overloads occurring to any data processing systems. If certain links are activated on the Qualitest and WorldofTest.com web site, the user may under certain circumstances leave the Qualitest web site. Qualitest USA assumes no responsibility for the contents, products or services offered or other information or offers contained on these linked web sites. 

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