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Switchboxes & Sensors

Valve indication and monitoring, along with positioning, are increasingly vital in the Automation Industry. Our Switch Boxes & Sensors, featuring advanced limit switches, empower End Users to efficiently manage and control production processes. These high-performance devices enhance process automation and facilitate wireless networking technologies, making them suitable for any environment worldwide. With TopWorx's innovative solutions, users can ensure precise valve indication and reliable monitoring, ultimately improving operational efficiency and reliability in their operations.

TopWorx Switchboxes

Topworx Switchbox are a world leading manufacturer at the forefront of innovation and development for Valves Controllers & Position Sensors to the Petrochemical, Oil & Gas, Chemical & Power Industries. The wide specifications and designs for the high performance Topworx switchbox enable the products to be used in any hazardous location, anywhere in the world. With Topworx’s constant drive for product development this has seen the company achieve Approvals & Certification for IECEx, ATEX, GOST, InMetro, UL, CSA, JIS, KOSHA & NEPSI. As Actuation Valve & Control’s first choice for Process Automation, this has seen the Topworx Switchbox reach installations in several continents with continuous growth.

Enclosures: Tropicalized Aluminium, 316 Stainless Steel, Composite Resin
Bus/Sensors: HART, AS-Interface, SPDT, P&F NJ2-V3-N, Fieldbus, 4-20mA, DPDT, Profibus, DeviceNet
Area Classifications: Intrinsically Safe, Explosion/Flameproof, Non Incendive, Dual Exd Exia, General Purpose
Regional Certifications: InMetro, FISCO, KOSHA, NEPSI, PESO, EAC
Product Ranges: DXP, DXS, DXR, TVF, TVH, TVL, TVA, TXP, TXS, & DVR Series
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VIZ Switch Switchboxes

The VIZ Switch Limit Switchbox provides a high quality, compact and reliable valve monitoring and position sensing solution to the process industries enabling safe and efficient control management. The VIZ Switch design and manufacturing includes years of product development, design and strict quality control and can be seen from almost any angle. Corrosion resistant hydrocarbon housing is suitable with all on/off 1/4 turn Valve Actuation applications for visual and remote electrical position indication, predominantly when the valve is fully open or closed and features additional height adjustable brackets to suit a diverse range of actuators that conform to VDI/VDE 3845.

Enclosure: ABS
Bus/Sensors: AS-Interface, SPDT, P&F NJ2-V3-N, NBB2-V3-E2
Area Classification: Intrinsically Safe, General Purpose
Visual Display: Green/Red, 3-Way L Port, 3-Way T Port, 180 T Port
Product Ranges: VIZ-001, VIZ-003, & VIZ-004
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Trewfit Controls Switchboxes

The Trewfit Controls Limit Switchbox provides a high quality, compact and reliable valve monitoring and position sensing solution to the process industries enabling safe and efficient control management in any environment or application worldwide. The Trewfit Controls Switch design and manufacturing includes years of product development, design and strict quality control and can be seen from almost any angle.

Enclosure: ABS
Bus/Sensors: AS-Interface, SPDT, P&F NJ2-V3-N, NBB2-V3-E2
Area Classification: Intrinsically Safe, General Purpose
Visual Display: Green/Red, 3-Way L Port, 3-Way T Port, 180 T Port
Product Ranges: Plastic Base, & Aluminium Base
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K Controls Switchboxes

The TopWorx K Controls series offers a versatile selection of switchbox solutions designed to ensure dependable and accurate performance across various industrial sectors. These switchboxes are engineered for straightforward integration with valves, actuators, and other automated systems. Their quick installation and configuration allow for seamless operation within existing infrastructures, helping to minimise both downtime and installation expenses.

Applications: Marine & Deep Sea Equipment
Temperature Ranges: -58°C to 100°C
Available Series: K1S, K1P, K2P, K2S, K5L, & K7L
Ingress Protection Ratings: IP66/67, & IP68 on request
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Belimo Sensors & Meters

Belimo sensors and meters provide accurate monitoring of HVAC system conditions, supporting the effective management of air quality, temperature, and humidity. The range includes duct, pipe, outdoor, and room sensors, as well as operating units, all designed for smooth integration and dependable performance across various settings. These sensors play a crucial role in boosting energy efficiency and enhancing occupant comfort, making them integral to modern environmental control systems.

Product Ranges: Duct Sensors, Pipe Sensors, Outdoor Sensors, & Room Sensors
Temperature Range: -50°C to 250°C
Ingress Protections: IP54, IP55, & IP65
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GO™ Switch Sensors

The GO Switch’s advanced proximity sensing technology has consistently demonstrated exceptional reliability, making it a top choice for the toughest and most demanding applications across the globe. It surpasses other sensor types by offering compatibility with extreme conditions, including varying current ratings, pressure, hazardous environments, and high temperatures. Designed to withstand corrosive substances and salt water, this product is truly unique in its class.

Available Series: Cylinder Position Sensors, Extended Sensing, & Precision Sensing
Models: 7C, 7D, 7E, 7G, 7J, 10, 20, 31, 73, & 80
Certifications: ATEX, IECEx, CE Marking, FM, SA, UL, Ex NEPSA, JIS, & KOSHA
Operating Temp Range: -50 °C to 204 °C
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The Role of Switchboxes

Switchboxes are essential components in industrial processes, providing critical feedback on valves controlled by pneumatic actuators. They serve as a vital link between the physical valves and the monitoring systems of industrial plants. Through a combination of mechanical and electronic components, switchboxes relay precise valve position information, enabling operators to make informed decisions for process control. This real-time feedback is particularly crucial in industries like oil and gas, petrochemicals, and manufacturing, where accurate valve positioning is paramount for operational efficiency and safety.

One of the key advantages of switchboxes is their ability to generate contact outputs based on valve positions. This feature streamlines automation and control, allowing seamless integration into complex industrial systems. Switchboxes come in diverse configurations, including mechanical limit switchboxes, proximity switchboxes, and electronic positioners, each tailored to specific application needs. This variety ensures that a suitable switchbox is available regardless of industry or operational demands. Recent technological advancements have also led to the development of switchboxes with remote monitoring capabilities, empowering operators to access crucial valve position information from a distance.

Switchbox Applications

Switchboxes are integral components utilized across diverse industries for precise valve control and monitoring. They play a crucial role in sectors like oil and gas, petrochemicals, power generation, and water treatment. In these industries, switchboxes provide real-time feedback on valve positions, ensuring safe and efficient operations. Additionally, they find extensive use in manufacturing, chemical processing, mining, and pharmaceuticals, facilitating automated and controlled processes. Switchboxes are also vital in water treatment plants, municipal water management, and food and beverage production, where they regulate valves to maintain quality and safety standards. Overall, switchboxes serve as versatile tools that enhance automation, safety, and reliability in a wide range of industrial applications.

Frequently Asked Questions

What is a valve Switchbox?

Switch boxes are devices that indicate the status of valves controlled by pneumatic actuators and can generate contact outputs based on the current valve position. These units are crucial for monitoring and controlling industrial processes, ensuring that the right valves are in the right positions at any given time.

What is the purpose of a Valve Switchbox?

The primary purpose of a valve switchbox is to provide visual and electrical feedback on the status of a valve, aiding in process monitoring and control.

How does a Valve Switchbox work?

It works by receiving signals from the valve actuator and converting them into visual indicators or contact outputs, reflecting the valve's position.

What industries commonly use Valve Switchboxes?

Industries like oil and gas, petrochemicals, power generation, water treatment, and manufacturing commonly utilize valve switchboxes.

What are the different types of Valve Switchboxes available?

There are various types, including mechanical limit switchboxes, proximity switchboxes, and electronic positioners, each designed for specific applications.

Can valve Switchboxes be used with different types of valves?
Yes, Valve Switchboxes are designed to work with a wide range of valve types, including ball valves, butterfly valves, and gate valves.
What are the benefits of using a Valve Switchbox?
They provide real-time valve position feedback, enhance process efficiency, improve safety, and facilitate automation in industrial processes.
Can Valve Switchboxes be integrated with control systems?
Yes, modern Valve Switchboxes often have compatibility with various control systems, allowing for seamless integration into existing process automation setups.
What is the lifespan of a typical Valve Switchbox?
The lifespan depends on factors like usage, environmental conditions, and maintenance. Generally, well-maintained Switchboxes can last for several years.
What safety features are available in Valve Switchboxes?
Some Switchboxes come with features like explosion-proof enclosures and fail-safe mechanisms to ensure safe operation in hazardous environments.
Can Valve Switchboxes be remotely monitored?
Yes, some advanced models have remote monitoring capabilities, allowing operators to access valve position information from a distance.
What should be considered when selecting a Valve Switchbox for a specific application?
Factors to consider include the type of valve, environmental conditions, required output signals, and any specific industry regulations or standards.

FAQ

Sensors & Switchboxes

(6224 Items)
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TrewFit Controls Limit Switch Box LSA-M2WARNM Valve Monitor
£54.00
TVF-M20GNMM Topworx Switchbox
£79.63
TVF-M2WGNMM Topworx Switchbox
£79.63
TVF-M20YNMM Topworx Switchbox
£79.88
TVF-M2GGNEM Topworx Switchbox
£79.97
TVF-M2GGNMM Topworx Switchbox
£79.97
VIZ-001 Mechanical SPDT 250V 10A IP68 2 X M20 Valve Limit Switchbox
£80.00
TVF-M2GGNPM Topworx Switchbox POA
TVF-M2WGNPM Topworx Switchbox
£81.15
TopWorx Limit Switch Box TVA-00WGNAM Valve Monitor
£86.00
TopWorx Limit Switch Box TVA-M20GNAM Valve Monitor
£86.00
TopWorx Limit Switch Box TVA-M20GNCM Valve Monitor
£86.00
TopWorx Limit Switch Box TVA-M20YNCM Valve Monitor
£86.00
TopWorx Limit Switch Box TVA-M2WBNAM Valve Monitor
£86.00
TopWorx Limit Switch Box TVA-M2WBNCM Valve Monitor
£86.00
TopWorx Limit Switch Box TVA-M2WGNAM Valve Monitor
£86.00
TopWorx Limit Switch Box TVA-M2WGNCM Valve Monitor
£86.00
TopWorx Limit Switch Box TVA-M2WRNAM Valve Monitor
£86.00
TopWorx Limit Switch Box TVA-M2WYNAM Valve Monitor
£86.00
TopWorx Limit Switch Box TVA-M2WYNCM Valve Monitor
£86.00
TVF-K20GNPM Topworx Switchbox
£97.62
TVF-M40GNMM Topworx Switchbox
£109.76
Topworx Go Switch 11-11510-00 10 Series Switch Extended Sensing
£111.00
Topworx Go Switch 21-11110-00 20 Series Switch Extended Sensing
£112.00
TVF-K20GNMM Topworx Switchbox
£112.90
TVL-M20GNPM Topworx Switchbox
£113.95
TopWorx Limit Switch Box TVA-K20BNCM Valve Monitor
£114.00
TopWorx Limit Switch Box TVA-K20GNCM Valve Monitor
£114.00
TopWorx Limit Switch Box TVA-K2WGNAM Valve Monitor
£114.00
TopWorx Limit Switch Box TVA-K2WGNCM Valve Monitor
£114.00
Topworx Go Switch 11-11110-00 10 Series Switch Extended Sensing
£119.00
Topworx Go Switch 11-12510-00 10 Series Switch Extended Sensing
£121.00
TopWorx Limit Switch Box TVF-M20BNEM Valve Monitor
£123.00
TopWorx Limit Switch Box TVF-M20GNEM Valve Monitor
£123.00
TopWorx Limit Switch Box TVF-M20GNMM Valve Monitor
£123.00
TopWorx Limit Switch Box TVF-M20GNPM Valve Monitor
£123.00
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Valve indication/monitoring and positioning is becoming an ever increasing line of product in the Automation Industry. Our Switch Boxes enable the End User to manage and control their production more efficiently and reliably with high performance process automation and wireless networking technologies that are suitable for use in any environment anywhere in the world.

Please see the below group of Manufacturers products who we stock and represent in the UK for a more detailed brief of specifications.

If you are unsure as to the exact type or model you are looking for, we will be more than happy to discuss your requirements with you and specify the correct Switch Box to suit your application and environment on the contact details provided.