Flowserve Digital HART Positioner Logix 420 520MD 3200MD 3800 Intelligent Valve Vositioner Factory Customized Valves
Price:
US $955.00 - 1100.00/ Unit
MOQ:
1
Delivery Time:
6-8 weeks
Brand:
Flowserve
Product Description
Flowserve Logix 420 Digital Valve Positioner
Product Overview
The Flowserve Logix 420 digital positioner provides accurate and dependable control for pneumatic valves. With HART protocol support and piezo-based technology, it delivers good repeatability and low air consumption. Its simple local interface makes it practical for everyday process control needs.
Technical Specifications
| Parameter | Specification |
|---|---|
| Input Signal | 4–20 mA DC + HART |
| Supply Air Pressure | 2–10 bar |
| Air Consumption | Low steady state |
| Linearity | < ±1.0% FS |
| Repeatability | < 0.2% FS |
| Operating Temperature | –40 °C to +80 °C |
| Enclosure | NEMA 4X / IP66 |
| Housing | Aluminum (standard) |
Application Industry
- Refineries and petrochemical
- Chemical plants
- Power utilities
- General manufacturing
- Valve automation projects
Common Problems & Solutions
- Problem: High steady-state air use → Solution: Optimized low consumption design
- Problem: Setup complexity → Solution: Local calibration interface
- Problem: Environmental exposure → Solution: Robust NEMA 4X enclosure
Replacement Models
- Previous generation Logix positioners
- Logix 520MD for advanced diagnostics
Why Buy From Us
- Authentic Flowserve product
- Good value and warranty
- Support for basic setup and tuning
- Spare parts availability
Stock & Delivery Time
- Common models: 6–10 weeks
- Configured versions: 8–14 weeks
RFQ Form
Please provide:
- Valve and actuator details
- Supply air pressure
- Area classification
- Quantity needed
- Delivery schedule
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Xiangjing (Shanghai) M&E Technology Co., Ltd
Location
Building 6, 98 Fulianyi Road, Yanghang Town, Baoshan District
Contact Person
Edward Zhao