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DropTech – Precise chemical dosing with advanced injection valve
DropTech delivers the market’s most precise and innovative valves for chemical injection. With a design philosophy that combines simplicity, robustness and advanced control technology, DropTech valves are developed for demanding oil and gas applications where reliability and accuracy are essential.
Håland Instrumentering AS is a proud partner and distributor of DropTech in Norway.
Why DropTech?
DropTech has developed a unique variable orifice valve (DT1) that offers:
- Extremely precise flow control – from ultra-low flow rates up to 200 l/h
- Continuous, stable regulation for optimal ppm dosing
- Self-cleaning function that prevents coatings and deposits
- Cost-effective solution compared to traditional systems
- Developed and tested in Norway, based on field data and industry expertise
The valve is particularly suitable for chemical injection offshore, process industry and other applications where accurate dosing is critical.
DropTech DT1 – Variable Orifice Valve
The DT1 is DropTech’s signature product and serves as the heart of the company’s flow control solutions.
Characteristics
- Variable orifice valve with high precision
- Designed for both manual and automatic activation
- Solid and reliable construction
- Ideal for both retrofit and new installations
- Proven performance through extensive test data
- Available in multiple configurations and pressure ranges
All-in-One – fully integrated system
DropTech also offers a Modular All-in-One solution, where the valve, actuator and Coriolis meter are integrated into one complete unit.
Benefits of All-in-One
- Minimal footprint – perfect for tight installations
- Local PID control possible
- Optimized for easy installation and service
- Only 24 VDC required (depending on configuration)
- Comes with Rheonik Coriolis meter for high accuracy
Configurations:
- Zone 1 version with external transmitter (RHE21)
- Zone 2 version with RHE49 integrated electronics
Performance and data
DropTech offers comprehensive documentation and test data, including:
- Performance curves for high, medium and low flow ranges
- Differential pressure tables
- Interactive flow calculator
- Technical specifications and IOM manual
All available from the manufacturer’s website.
Assembly and flexible installation options
The valve can be delivered as:
- Manual valve
- Valve with electric actuator
- Fully integrated All-in-One
- Wall mounted version
- Tailor-made combinations to suit your needs
DropTech works closely with several renowned actuator suppliers (Hanbay, Rotork, etc.).
Typical applications
- Chemical injection
- Scale inhibitor
- Hydrate handling
- Corrosion inhibitor
- Flow insurance
- Low and high flow applications in the process industry
As DropTech’s partner in Norway, Håland Instrumentering offers:
- Complete delivery of valve, actuator and measuring system
- Service, assembly, FAT and installation
- Local stock and short delivery time
- Technical support and training
- Integrated solutions with Rheonik Coriolis meters
Read more about Droptech and their various solutions on their website.
Chemical Injection Valves & Flow Control Solutions | Droptech
Modular all-in-one injection solution

DropTech All-in-One is a modular and complete instrumentation solution for precise chemical injection. The solution combines injection valve, actuator and Coriolis measurement in one compact unit that provides accurate control and documented flow in real time. Developed for demanding on- and offshore applications where reliability and precision are crucial.
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Ole Martin Sande
Key Account Manager
+47 976 20 650
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DropTech All-in-One – Complete solution for precise chemical injection
DropTech All-in-One is a fully integrated solution for precise chemical dosing, designed for field instrumentation in demanding on- and offshore environments. The system combines injection valve, actuator, Coriolis meter and controller in one compact unit – optimized for high accuracy, reliability and easy integration with control systems.
Håland Instrumentering AS delivers DropTech All-in-One as a complete and documented instrument solution for the Norwegian market.
One device – complete control
The All-in-One solution is designed to solve one of the biggest challenges in chemical injection: stable, repeatable and precise dosing over a wide flow range – without complex and space-consuming systems.
Content in All-in-One
- DropTech injection valve (DT1)
- Electric actuator
- Rheonik Coriolis meter
- Integrated or external transmitter (depending on zone requirements)
- Possibility of local PID control
The result is a compact field instrument that provides both regulation and verification of actual injected flow – in real time.
Precise measurement and control
By combining the DropTech valve’s precise flow control with Coriolis measurement, the end user gets full control:
- Real volumetric or mass-based flow
- Stable dosing down to very low flow rates
- Reproducible performance over time
This makes the solution particularly suitable where chemical costs, process control and documentation are critical.
Zone 1 and Zone 2 configurations
DropTech All-in-One is available in different variants for classified areas:
Zone 2
- Compact solution with integrated RHE49 transmitter
- Minimal footprint
- Ideal for new installations and retrofits
Zone 1
- Solution with external transmitter (RHE21)
- Meets requirements for installations with stricter Ex requirements
- Flexibility in placement of electronics
Håland Instrumentering assists in choosing the right configuration based on the project and requirements specification.
Typical applications
- Chemical injection offshore
- Scale and corrosion inhibitor
- Methanol and MEG injection
- Flow insurance
- Process and test applications with low flow rates
DropTech DT1 – the heart of the system
At the heart of the All-in-One solution is the DropTech DT1, a variable orifice valve designed for continuous and precise flow control.
Short about DT1
- Continuous regulation (not stepwise)
- Self-cleaning design
- Stable performance from ultra-low to high flow
- Can also be supplied as a stand-alone valve
The DT1 can be used on its own, but achieves its full potential when it is part of an integrated All-in-One solution with measurement and control in a single unit.
Benefits for owner and operator
- Reduced installation and cabling needs
- Fewer interfaces and sources of error
- Compact solution for tight spaces
- Easy integration with SAS and control systems
- Documented flow – not just a set point
Delivery from Håland Instrumentering
As a partner and supplier, we offer:
- Complete specification and advice
- Compilation and FAT
- Service, support and spare parts
- Integrated solutions with other field instrumentation
- Local expertise and presence
Documentation and support
We are happy to assist:
- Data sheets and technical specifications
- 3D models
- Performance curves and flow calculations
- IOM manuals
- Demonstration and professional days
Read more about Droptech and their various solutions on their website.
Chemical Injection Valves & Flow Control Solutions | Droptech



