UDK 169 with AutoKjel Autosampler -Automatic Kjeldahl Nitrogen Protein Analyzer
Fully automatic distillation and titration for?Kjeldahl protein determination, Non-Protein Nitrogen (NPN), volatiles and more. Connection to autosampler for high sample throughput, maximum flexibility and unattended operation.
Safety, efficiency and precision for high-throughput laboratories
The UDK 169 is designed for?high-throughput laboratories?looking for precise and reproducible results of Kjeldahl nitrogen TKN, proteins, ammoniacal nitrogen, nitric nitrogen (Devarda), TVBN, sulfites, phenols, volatile acids, cyanides, and alcohol content.?
UDK 169 can be used in combination with the?AutoKjel autosampler, for a highly productive system?capable of autonomously processing sample tubes, which are fed directly into the fully automatic distillation and titration unit.
- The fully automatic process ensures efficient operations, distillation and titration performed simultaneously??
- Shortest time-to-results with?online titration?and automatic results calculation?
- Premium result accuracy and precision thanks to the?integrated colorimetric titrator?with high precision burette
- Programmable boric acid, water, sodium hydroxide addition
- Selectable steam generation output level 10% ? 100%
- Auto removal of residues from titrator & sample tube
- Clear and intuitive operations thanks to the?Smart User Interface?and digital display
- Maximum safety?for the operator?
- Unmatched flexibility with the?autosampler?and a?wide accessory range?
Premium accuracy and precision
The automatic Kjeldahl analyzer UDK 169?colorimetric titrator guarantees accuracy, precision, and a long lifetime.?
With a?limit of detection?(LOD) of?0.015 mgN?and a?limit of quantification?(LOQ) of?0.04?mgN, UDK 169?is perfect even for challenging analyses with samples containing a low amount of Nitrogen.
The system?relies on a colorimetric measurement of a chemical reaction with automatic endpoint detection.?
VELP colorimetric titrator benefits:
- Completely automatic procedure?
- Calibration-free
- Maintenance-free
The UDK 169 allows to constantly monitor the titration with the?real-time?graph displayed on the instruments.
Maximum Productivity with Autokjel
UDK 169 used in combination with the?AutoKjel autosampler, for a highly productive system?is capable of autonomously processing up to 24 samples with standard test tubes (250 ml) or 21 Jumbo test tubes (400 ml).
Sample tubes are taken from the carousel and fed directly into UDK 169 for further processing and reliable results, allowing the user to operate in complete safety and with extreme ease, without requiring an attendant.
The UDK 169 & AutoKjel Kjeldahl analyzer is developed for continuous operation, providing the maximum sample throughput and data processing automation.
Unrivalled technologies to support your laboratory – Titanium Condenser and Technopolymer Splash Head
The UDK 169 features the unique?VELP?patented titanium condenser?designed for efficient thermal exchange and low water consumption.?
The distillate temperature is always kept below the Kjeldahl threshold value (35 ?C), as indicated in?the Kjeldahl method, without nitrogen loss.
- Reduced water consumption
- High resistance material with prolonged lifespan?
- Reduced break risks during routine cleaning?
The exclusive?VELP?Technopolymer Splash Head?incorporated in the UDK 169 is designed for high throughput providing state-of-the-art durability and resistance.
- Chemical resistant materials?
- Unmatched lifespan of up to 10,000 analyses?
- Maintenance-free and no risk of breaking?
Reliability and safety for your lab
The UDK 169 is provided with the most complete set of safety features to ensure maximum operator safety. Sensors monitor tube in place, safety doors, reagent levels, cooling water flow-rate and more.?
The?VELP Patented Steam Generator?guarantees?safe working conditions working without pressure:
- Rapid pre-heating time
- High performance and resistance
- Maintenance-free
- Works with deionized water
Streamlined processes and enhanced service support with VELP Ermes Cloud Platform
UDK 169?features the unique?connection option via Wi-Fi or LAN to?VELP Ermes Cloud Platform, the?Smart Lab?solution allowing you to reduce routine?operations thanks to the real-time monitoring of your Kjeldahl analysis wherever you are, at any time.?
Just by using a PC, a Smartphone or a Tablet you can?manage multiple instruments, consumables, workflows, analysis?data, and instrument working conditions.
Immediate?event and alarm notifications?inform you about analyses and the remote analysis interruption guarantees total control of your laboratory processes.?
Grant?access to instruments and data?only to specific people in your organization and decide whether you like to share information directly with VELP or with authorized service centers to benefit from a reduced diagnostic time and?enhanced service support.?
Nitrogen determination at high throughput gets to a new level with?VELP Ermes Cloud Platform.
Intuitive software ensuring ease-of-use and data management at its best
The bright 7″ color touch screen and easy-to-use software guide the operator step-by-step.?
- Users’ management with 3 levels of authorizations and permissions according to GLP?
- Real-time graph?
- Automatic result calculation and onboard archive?
- Control features for AutoKjel autosampler
- Analysis and instruments statistics
- Distillation in series feature to speed up data entry?
- Data export in .xls, .txt, .csv and maximum compatibility for LIMS
The optional barcode technology simplifies distillation data management and results calculation.
The UDK 169 software?can be upgraded with the optional?21 CFR Part 11 Package?for Pharmaceutical, Cosmetic and Food industry laboratories that require compliance with FDA regulation.?
TEMS? Technology
UDK Series Kjeldahl distillation units?work with the innovative?TEMS? benefits, for unmatched savings.
Time Saving: rapid heating reduces wasted time
Energy Saving: limited energy consumption thus cutting CO2?emissions
Money Saving: cost reduction for each analysis
Space Saving: the narrow footprint saves valuable laboratory bench space
Vreceiver? boric acid with indicator sealed bags
VELP unique Vreceiver? is a certified formula composed of?Boric Acid powder?and a mixture of?indicators?mentioned by AOAC methods (Bromocresol Green?and?Methyl red) allowing?fast?and?standardized?receiving solution preparation for colorimetric titration.
The receiving solution is prepared in a few minutes facilitating the day by day operations instead of the typical time consuming process using single reagents. The result is a reliable and standardized solution for colorimetric titration.
Barcode technology for smart operations
The optional?barcode reader?matched with the?sample tubes with barcode?(Code A00000144) simplifies distillation data management and result?calculation.
The barcode on the tubes can be scanned in order to?transfer the data automatically for an optimized analysis workflow.
- Reduced risk of errors
- Automated processes
- Maximized efficiency
21 CFR Part 11 Software Package Upgrade
Achieve compliance for 21 CFR Part 11?provisions for nitrogen determination with the dedicated?optional Package for?UDK 159 or 169 software.
The?FDA’s Code of Federal Regulations Title 21 Part 11?defines the requirements for using electronic records and electronic signatures on computerized systems. The integrity, reliability, and trustworthiness of electronic records must be fulfilled as for 21 CFR Part 11 basic requirements.?
VELP?21 CFR Part 11 Package?helps you achieve full compliance with?Subpart B – Electronic Records?and?Subpart C – Electronic Signatures?of the regulation.
Included Accessories
- VELP Ermes 1 year Connection
Optional Accessories
TECHNICAL DATA
STRUCTURE | Corrosion-resistant technopolymer |
DISPLAY | 7″ color touch screen |
TITRATION GRAPH | Yes |
ANALYSIS TIME | From 4 minutes (including titration) |
MEASURING RANGE | 0.04 – 220 mg N |
REPRODUCIBILITY (RSD) | ? 1 % |
RECOVERY | ? 99.5 % |
DETECTION LIMIT (LOD) | > 0.015 mg N |
SODIUM HYDROXIDE ADDITION | Automatic |
WATER ADDITION | Automatic |
BORIC ACID ADDITION | Automatic |
DISTILLATION RESIDUES REMOVAL | Automatic |
TITRATION RESIDUES REMOVAL | Automatic |
TITRATION VESSEL CLEANING | Automatic |
STEAM FLOW REGULATION | 10 – 100 % |
DELAY TIME (DEVARDA ALLOY ANALYSIS) | 00 sec – 99 min 59 sec |
DISTILLATION IN SERIES | Yes |
WATER CONSUMPTION | From 0,5 L / min to 15?C From 1 L / min to 30?C |
LANGUAGE SELECTION | Yes |
PROTOCOL LIBRARY | 32 standard methods + 24 customizable |
USER MANAGEMENT | Yes |
ARCHIVE (ON-BOARD DATA STORAGE) | Yes |
21 CFR PART 11 COMPLIANCE | Yes, accessory? |
CONNECTIVITY | 2 x USB (balance, barcode scanner, mouse, printer, pen drive); Ethernet (Pc, Ermes); RS232 (Autosampler) |
POWER INPUT | 2300 W |
DIMENSIONS (WXHXD) | 385x780x416 mm 15.2×30.7×16.4 in |
WEIGHT | 31 kg 68.3 lb |
ERMES CONNECTION | Yes,?via Wi-Fi or LAN |
UDK 169 & AutoKjel
AUTOSAMPLER CAPACITY ? |
24-pos. carousel, 250 ml test tubes (included with AutoKjel) 21-pos. carousel, 400 ml test tubes (optional) |
POWER | 2250 W |
DIMENSIONS (WXHXD) | 830x1730x640 mm 32.7×68.1×25.2 in |
WEIGHT | 131 kg 288.8 lb |
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