Product Overview
The Flowserve Logix 420 Digital Positioner is a versatile and safe solution for precise valve automation in industrial settings. Engineered with piezo technology and HART communication, it ensures accurate valve positioning and robust performance in hazardous environments. Certified for explosion-proof and intrinsically safe operation, the Logix 420 is ideal for industries requiring stringent safety standards. Its intuitive configuration options, including local buttons and ValveSight DTM software, simplify setup and maintenance, making it a reliable choice for optimizing process control across diverse applications.
Key Features
- Certified Safety: Explosion-proof and intrinsically safe design (ATEX, FM, CSA) for hazardous environments.
- Piezo-Driven Precision: Ensures accurate and responsive valve control for critical processes.
- Versatile Configuration: Supports local LCD/buttons, HART handheld, or ValveSight DTM for flexible setup.
- ValveSight Diagnostics: Provides predictive maintenance insights to prevent operational disruptions.
- IP66 Protection: Rugged housing withstands dust, water, and extreme conditions.
- Quick-Cal Functionality: Enables fast calibration for minimal downtime during commissioning.
- Broad Compatibility: Supports linear and rotary valves, including MaxFlo and Valtek GS models.
Technical Specifications
| Parameter |
Specification |
| Input Signal |
4-20 mA HART |
| Air Supply |
1.4 to 10.3 bar (20 to 150 psig) |
| Repeatability |
±0.25% of full scale |
| Operating Temperature |
-40°C to 80°C (-40°F to 176°F) |
| Protection Rating |
IP66 |
| Hazardous Area Certifications |
ATEX, FM, CSA (Explosion-Proof, Intrinsically Safe) |
| Weight |
Approx. 2.3 kg (5 lbs) |
| Material |
Aluminum with corrosion-resistant coating |
| Communication Protocol |
HART 7 |
Applications
The Flowserve Logix 420 is built for versatile industrial applications, ensuring safe and precise valve control:
- Oil Refining: Manages valve operations in refining processes for consistent flow control.
- Chemical Plants: Supports precise valve positioning in chemical processing systems.
- Power Generation: Enhances valve performance in turbine and boiler control applications.
- Pharmaceuticals: Ensures accurate flow control in sensitive production processes.
- Food and Beverage: Provides reliable valve control for hygienic processing systems.
Frequently Asked Questions
Is the Flowserve Logix 420 safe for hazardous environments?
Yes, it is certified for explosion-proof and intrinsically safe operation, making it suitable for volatile environments.
What communication protocols does the Logix 420 support?
It supports HART 7 for seamless integration with control systems and real-time diagnostics.
How does the Logix 420 improve process efficiency?
Its piezo technology and ValveSight DTM diagnostics ensure precise control and predictive maintenance, reducing downtime.
Can the Logix 420 be used with different valve types?
Yes, it is compatible with both linear and rotary valves, such as Flowserve’s Valtek GS and MaxFlo models.
How quick is the setup process for the Logix 420?
The Quick-Cal feature allows for rapid calibration, often completed in under a minute.
Contact Us
Reach out to our team for more details about the Flowserve Logix 420, pricing, or to arrange a demo:
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