About HNP Mikrosysteme

HNP Mikrosysteme (HNPM) offers a comprehensive range of products, including micro annular gear pumps, dosing systems, filters, and related accessories. The micro annular gear pumps are available in five series, designed for precise dosing and transfer of small volumes of low to high viscosity fluids. The compact dosing systems are delivered ready for operation and are customized to meet specific client requirements, leveraging years of experience in component selection and integration. Additionally, HNP Mikrosysteme provides a suitable range of fluid accessories, such as connectors, adapters, and sensor products, as well as their own filter series. This diverse equipment portfolio enables HNP Mikrosysteme to address a wide spectrum of applications in dosing technology, ensuring clients are optimally equipped for their specific needs.

Micro annular gear pumps – precision in every drop

annular gear pump

Discover the versatile mzr® micro annular gear pump series – precision in every drop

The mzr® pump product range includes five innovative series designed to deliver unmatched precision in dosing and metering small amounts of liquids. With compact dimensions and exceptional adaptability, these pumps handle dosing volumes as low as 0.25 µl, flow rates ranging from 1 µl/h to 1.1 l/min, and pressures of up to 150 bar.
 

Key features include:

  • Wide viscosity range: Handles liquids with viscosities from 0.3 to 1,000,000 mPas, making it ideal for diverse applications.
  • Versatile applications: Suitable for operation even in explosion-proof areas, ensuring safety in sensitive environments.
  • Compact dimensions: Designed for space-saving integration into systems without compromising performance or durability
  • Exceptional precision: Delivers accurate dosing and metering, even for ultra-small volumes, ensuring high repeatability and process reliability.
  • Advanced performance: Benefit from low pulsation, low shear stress, and low dead volume, delivering gentle, precise, and reliable performance.
  • Built to last: Crafted with wear- and corrosion-resistant materials, these pumps offer a long service life while maintaining a lightweight and compact structure.


With these capabilities, the mzr® series is perfect for industries demanding precision and reliability. Whether you're dosing low-viscosity liquids or metering highly viscous materials, these pumps are engineered to excel in every task.

 

Performance data:  Performance data micro annular gear pumps mzr®.pdf

Further information: HNPM Website
 

 

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Precision dosing systems for liquids

Figure 1: SmartDoS (dosing and filling system) Figure 1: SmartDoS (dosing and filling system)

Precision dosing systems for liquids – tailored to your needs

Compact dosing systems are designed to support a wide range of applications, offering ready-to-use solutions configured to meet specific requirements. With decades of expertise in fluidic component selection and system design, these systems provide customized, automated solutions built for reliability and precision.

 

 

Key features of dosing systems:

  • Core technology: Each system features a self-priming micro annular gear pump, ensuring exceptional accuracy and dependability.
  • Optional components: Systems can be customized with advanced features, including:
    • Flow meters and controllers
    • Pressure sensors and filters
    • Dosing valves and shut-off elements
    • Adapters, hoses, pipes, and dosing needles
    • Cabinets, reservoirs, and other accessories


Wide Application Range:
Dosing systems are versatile and suitable for tasks such as:

  • Pharmaceutical filling systems: Perfect for handling vaccines, APIs, and other pharmaceutical ingredients.
  • Cosmetics and personal care: Ensures accurate dosing of oils, creams, and active compounds.
  • Industrial applications: Designed to manage oils, greases, and other viscous fluids with high precision.

 

Comprehensive support and advise:
A dedicated team of experienced engineers is available to provide guidance throughout the entire process. Support includes:

  • Comprehensive customer advisory: Advise customers on technical solutions tailored to their specific needs and requirements.
  • On-site commissioning: Ensuring smooth installation and successful system startup.
  • Equipment training: Providing comprehensive training for operational and maintenance personnel.

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Figure 5: SmartDoS (dosing and filling system)

SmartDoS – dosing and filling system – precision meets automation

The SmartDoS Dosing and Filling System is a state-of-the-art solution designed for precise and automated handling of liquids across a wide range of applications. This compact and efficient system ensures exact dosing and filling while being highly adaptable to specific operational requirements.

 

Key features:

  • Core technology: Equipped with a high-precision micro annular gear pump, delivering accuracy even for the smallest dosing volumes.
  • Flexible configuration: Designed with customizable options, including integrated control systems, tubing, reservoirs, and dosing needles to meet diverse application needs.
  • Wide compatibility: Suitable for various liquids, from low-viscosity fluids to highly viscous substances, ensuring seamless operation across industries.
  • Compact design: The space-saving structure makes it ideal for integration into existing systems or standalone use.


Applications: The SmartDoS System is perfectly suited for various industrial and laboratory environments, supporting a wide range of applications, such as:

  • Dosing in cosmetics: Perfect for handling oils, creams, and serums with precision and care.
  • Pharmaceutical sector: Accurate dosing of active ingredients, vaccines, and other medical formulations.
  • Ink and color dosing: Ensures consistent and bubble-free dosing for high-quality printing results.
  • Bubble-free filling of oil Dampers: Ideal for industrial applications requiring precision filling.
  • Microencapsulation: Supports precise dosing for encapsulation processes in various industries.

 

Typical liquids:

  • Oils, greases, silicones, and waxes
  • Adhesives and coatings
  • Colorants and flavors
  • Gels, pastes, and emulsions
  • Additives in food and pharmaceutical industries


Advantages:

  • Efficient automation: Reduces manual intervention, ensuring consistent and reliable dosing.
  • Enhanced precision: Handles micro-dosing tasks with unparalleled accuracy.
  • Effective use of raw materials: Minimizes waste, ensuring cost-effective operations.
  • Easy integration: Can be seamlessly incorporated into existing production lines.
  • Cost and time savings: Streamlines production processes, reducing both time and operational costs.
  • Gentle, bubble-free dosage: Ensures product quality, especially for sensitive formulations.


The SmartDoS Dosing and Filling System combines advanced technology with customizable options, making it the perfect choice for industries that demand reliability, efficiency, and precision in liquid handling.
 

Document: Dosing and filling system

Video: smartDoS® - Compact and efficiently dosed. Manually or automatically.

 

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Figure 6: LiquiDoS (dosing system in the lab)

LiquiDoS dosing system – precision liquid handling for laboratory applications

The LiquiDoS Dosing System is an advanced solution tailored to the specific needs of laboratory environments, enabling precise and reliable liquid handling. Compact, versatile, and easy to operate, this system is designed for dosing tasks requiring high accuracy and reproducibility.
 

Key features:

  • High-precision pump technology: Powered by a micro annular gear pump, the system ensures exact dosing of liquids in volumes ranging from microliters.
  • User-friendly operation: Intuitive controls make it easy to adjust dosing parameters for different tasks, ideal for laboratory workflows.
  • Versatile configuration: Compatible with a wide variety of liquid types, including low-viscosity solutions and highly viscous substances.
  • Compact design: The system’s small footprint makes it an excellent choice for laboratories with limited space.
     

Applications: The LiquiDoS System is perfectly suited for laboratory environments and supports a wide range of applications, such as:

  • Research and development: Precise dosing for experimental setups in various fields.
  • Analytical instrumentation: Accurate dispensing for analytical assays.
  • Microreaction technology: Controlled dosing for small-scale reactions.Biotechnology: Handling nutrient solutions, buffers, and media in biotech processes.
  • Diagnostics: Reproducible dosing for diagnostic tests.
  • Laboratory automation: Integrates seamlessly into automated laboratory systems.
  • Life Science analyses: Supports a variety of analyses, including cell culture work and formulation testing


Typical liquids:

  • Organic and inorganic solvents: Compatible with a wide range of solvent types.
  • Nutrient solutions: Ideal for dosing growth media in biotech applications.
  • Buffer solutions: Supports the precise handling of buffer solutions for research.
  • Water solutions: Suitable for aqueous solutions used in general laboratory work.
  • Low viscosity oils: Handles low viscosity oils with precision and ease.


Advantages:

  • Smallest volume handling: The system is capable of dosing as little as 0.25 μl.
  • Broad flow rate range: Handles flow rates from 1.5 μl/min to 72 mL/min, ensuring adaptability to different experimental needs.
  • Self-priming and bubble-free operation: The system includes a self-priming micro pump with gentle, bubble-free dosing for consistent results.
  • External start signal: Allows integration with other laboratory equipment for automated workflows.
  • Low shear dosing: Ensures gentle handling of sensitive media to maintain their properties.
  • Media-resistant materials: Constructed with material combinations that resist a wide variety of reagents, ensuring durability and versatility.
  • Fast change of media and easy rinsing: Simplifies workflows by minimizing downtime during media changes.
  • Cost and time saving: Reduces reagent waste and optimizes dosing efficiency, providing cost-effective solutions.


The LiquiDoS Dosing System is an essential tool for any laboratory requiring accurate, efficient, and flexible liquid handling. Its precision and adaptability make it the ideal choice for diverse scientific and research applications.

 

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Figure 8: Functional modules (Filter-pump-valve functional module)

Filter-pump-valve functional module (F-P-V) – compact and integrated liquid handling solution

The Filter-pump-valve functional module (F-P-V) is an all-in-one solution that integrates essential liquid handling components into a compact, efficient design. Ideal for precise dosing and metering tasks, this functional module simplifies liquid processing while ensuring high reliability and performance.

 

Key features:

  • Integrated components: Combines a filter, pump, and valve in a single module to streamline liquid handling operations.
  • High-performance pump: Features a micro annular gear pump, ensuring precise and repeatable dosing of liquids.
  • Advanced filtration: Safe operation with a wire mesh filter to protect the pump and downstream fluidic structures from particles, extending the life of the pump and maintaining liquid quality.
  • Accurate valve control: Chemical-resistant miniature valve (2/2- or 3/2-way magnetic valve) enables precise flow regulation, essential for dosing and metering applications.
  • Compact design: Lightweight and space-saving dimensions (40 x 58.8 x 46 mm, approx. 271 g without pump) make it suitable for both laboratory and industrial environments.
  • Flexible use: Compatible with a wide range of mzr-pumps from low pressure to magnetic hermetic series, with volume flows ranging from 0.15 - 9 ml/min to 1.2 - 72 ml/min.
  • Easy maintenance: Simple replacement of pump and filter through mounting with a stainless steel sheet.
     

Applications: The F-P-V Functional Module is designed for diverse applications, including:

  • Analytical instrumentation: Ensuring precise sample handling and accurate analysis.
  • Laboratory automation: Facilitating automated fluid handling tasks with high precision.
  • Diagnostics: Supporting accurate dosing in diagnostic devices.
  • Biotechnology: Handling sensitive biological fluids with precision and care.
  • Micro reaction technology: Enabling precise dosing in micro-scale chemical reactions.
  • Research and development: Supporting a wide range of fluid handling applications in experimental setups.


Advantages:

  • Low void volume: Integration of micro annular gear pump, filter, and valve ensures minimized liquid hold-up.
  • Wide range of volume flows: Supports a variety of flow rates, adaptable for different applications.
  • Safety and reliability: Wire mesh filter ensures safe operation by protecting fluidic structures from particles.
  • Chemical resistance: The miniature valve is resistant to a wide range of chemicals, ensuring versatility in handling different liquids.
  • Ease of maintenance: Pump and filter can be replaced easily, reducing downtime and maintenance costs.
     

Customization and support: The F-P-V module can be tailored to meet specific requirements, with options for different filters, pumps, and valve types. Expert guidance and support during installation and operation ensure optimal performance.
The Filter-Pump-Valve Functional Module (F-P-V) is the ultimate solution for compact, precise, and reliable liquid handling in diverse applications.
 

Document: Filter-pump-valve functional module F-P-V

 

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