TopWorx Limit Switch Box TVL-R2GGNPM Valve Monitor
TopWorx Limit Switch Box TVL-R2GGNPM Valve Monitor
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The TopWorx TVL-R2GGNPM Limit Switch Box is a high-performance, weatherproof valve monitor built to deliver reliable position feedback in the harshest industrial environments. Equipped with dual GO™ proximity switches, this model is part of the trusted TopWorx TVL Series, known for combining precision, rugged construction, and long-term reliability for use with quarter-turn pneumatic actuators.
Designed for demanding sectors such as oil & gas, chemical processing, power generation, and marine operations, the TVL-R2GGNPM features IP67 ingress protection, a NAMUR-compatible mounting base, and a GRP (glass-reinforced polyester) enclosure. The GO™ switches provide non-contact switching with high durability, eliminating wear and tear from mechanical components.
🔑 Key Features:
2 × GO™ Proximity Switches (SPDT): Delivers accurate and long-lasting open/closed position feedback
Visual Dome Indicator: Instant on-site visibility of valve position
NAMUR Mounting Interface: Fits standard pneumatic actuators with ease
IP67 Enclosure: Fully sealed for protection against water, dust, and contaminants
Corrosion-Resistant GRP Housing: Lightweight yet durable, ideal for harsh environments
Dual Conduit Entries: 2 × 1/2” NPT for flexible and secure cable routing
Extended Service Life: GO™ switches thrive in extreme temperatures and high-vibration applications
Wide Operating Range: From -40°C to +85°C for versatility in any setting
📊 Product Specifications
| Specification | Details |
|---|---|
| Model | TVL-R2GGNPM |
| Manufacturer | TopWorx (Emerson) |
| Series | TVL Series |
| Switch Type | 2 × GO™ SPDT Proximity Switches |
| Visual Indicator | Dome-Style Open/Closed Indicator |
| Mounting Interface | NAMUR Standard |
| Enclosure Rating | IP67 |
| Material | Glass-Reinforced Polyester (GRP) |
| Conduit Entries | 2 × 1/2” NPT |
| Operating Temperature | -40°C to +85°C |
| Certifications | CE, CSA, ATEX (depending on config) |
| Applications | Valve Automation, Hazardous Locations, On/Off Actuators, Outdoor Installations |
The TopWorx TVL-R2GGNPM delivers industry-leading durability and performance with the added benefit of GO™ Switch reliability. It's the ideal solution for engineers looking to minimise downtime and maximise valve feedback precision in mission-critical systems.
📦 Need help or ready to order? Contact our team today for expert guidance and same-day dispatch options!
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.