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Topworx Limit Switch box DVR-M2WLNPM Valve Monitor

Topworx Limit Switch box DVR-M2WLNPM Valve Monitor

Regular price £90.67 GBP
Regular price Sale price £90.67 GBP
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The DVR-M2WLNPM is a compact and versatile switchbox designed for confined spaces across various industries, including water and wastewater, industrial utilities, and food and beverage. Its robust construction and advanced features ensure reliable performance in challenging conditions.

Key Features:

  • Engineered Resin Enclosure
    Crafted from UV F1-rated engineered resin, the enclosure delivers exceptional durability and resistance to environmental factors, ensuring long-lasting outdoor performance.

  • Mechanical SPDT Switches
    Features two Single Pole Double Throw (SPDT) mechanical switches, offering precise and dependable position feedback for critical valve monitoring.

  • Low-Profile Indication
    The yellow and black low-profile visual indicator ensures clear, easy-to-read position feedback, optimising operational efficiency.

  • NAMUR Standard Shaft
    Includes a 316 stainless steel NAMUR-compliant shaft, providing corrosion resistance and seamless integration with standard actuators.

  • Conduit Entries
    Equipped with two 1/2" NPT conduit entries, enabling simple and secure wiring connections for hassle-free installation.

  • Silicone O-Rings
    Silicone O-rings provide robust sealing, protecting internal components from dust and moisture for consistent performance in tough environments.


The DVR-M2WLNPM is the ideal choice for industries requiring reliable valve monitoring solutions, ensuring productivity and resilience in demanding conditions.

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FAQ'S AND ANSWERS

What is a Topworx switchbox used for?

A Topworx switchbox is used for monitoring and controlling valve position in industrial automation systems. It provides real-time feedback on whether a valve is open or closed and integrates with various communication protocols for remote operation.

What industries commonly use Topworx switchboxes?

Topworx switchboxes are widely used in industries such as oil & gas, chemical processing, water treatment, power generation, and food & beverage. They are designed to withstand harsh environments and ensure reliable valve automation.

Are Topworx switchboxes compatible with all valve types?

Yes, Topworx switchboxes can be used with different types of valves, including ball, butterfly, and plug valves. They are available in various configurations to fit pneumatic, electric, and hydraulic actuators.

What communication protocols do Topworx switchboxes support?

Topworx switchboxes support multiple communication protocols, including AS-Interface, Foundation Fieldbus, DeviceNet, and HART, allowing seamless integration into modern industrial control systems.

Are Topworx switchboxes weatherproof and explosion-proof?

Yes, some series of Topworx switchboxes are rated for hazardous environments with certifications such as ATEX, IECEx, and UL. They are built to be weatherproof, explosion-proof, and corrosion-resistant, making them suitable for extreme conditions.